MANUAL NO. SIEP YAIZ1D 01AModels: 208 V: 7.5 to 75 HP480 V: 7.5 to 350 HPTo properly use the product, read this manual thoroughly and retain for eas
10YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
<1> Connect the ground wiring first, then the main circuit wiring, and finally the control circuit wiring.uDrives in Bypass Models D143 to D211
After removing the terminal cover and the digital operator, loosen the screw that affixes the front cover. Pinch in on the tabsfound on each side of t
nReattaching the Front CoverModels 2o0028 to 2o0130 and 4o0011 to 4o0124Reverse the instructions given in Remove the Front Cover (Models 2o0028 to 2o0
ABCDPreparing wireterminal endsA – Loosen screw to insert wire.B – Single wire or stranded wireC – Avoid fraying wire strands whenstripping insulation
uSwitches and Jumpers on the Terminal BoardThe terminal board is equipped with several switches used to adapt the drive I/Os to the external control s
3.6 Bypass and Drive Control I/O ConnectionsuTerminals A1, A2, and A3 Input Signal SelectionTerminals A1, A2, and A3 can be used to input either a vol
Table 3.15 Parameter H4-07 and H4-08 DetailsNo. Parameter Name DescriptionSettingRangeDefaultSettingH4-07 Terminal AM signal level selection 0: 0 to 1
3.7 External InterlockSystems that may be affected during drive fault conditions should be interlocked with the drive fault output and ready signal.uA
uRemote Transfer to BypassTerminal TB2-4 is a programmable input with a default setting of “Remote Transfer to Bypass” operation. The function ofthis
Start-Up Programming & OperationThis chapter explains HOA keypad functions and gives instructions on programming the bypass forinitial operation.4
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual11
4.1 Section Safety WARNINGElectrical Shock HazardDo not connect or disconnect wiring while the power is on.Failure to comply could result in death or
4.2 Using the HOA KeypadUse the HOA keypad to enter OFF commands, switch AUTO or HAND Mode, change parameters, and display data includingfault and ala
uLCD Display531 26]4]7Figure 4.2 LCD DisplayTable 4.1 Display and ContentsNo. Name Display Content1 Bypass/Drive Status DisplayDRV(notblinking)Display
No. Name Display Content2 Bypass Status DisplayAUTOXFER ENDisplayed when running in Auto Transfer, a fault was detected and switched to Bypass Mode.EN
uALARM (ALM) LED DisplaysTable 4.3 ALARM (ALM) LED Status and ContentsState Content DisplayIlluminated When the drive detects an alarm or error.Flashi
Long blink(50% dut y)Double blin kShort lin k(15% dut y)1 s2 sON ON ONON ON ON ON ON ONON ONFigure 4.4 LEDs and Drive Operation in AUTO ModeOFF ON Bli
uHOA Keypad Menu Structure<3><4>Modified ConstsHELPHELPDATAQuick SettingDATAHELPDRV-OFFAuto-TuningDATAAUTOModifiedX ParametersYASKAWAZ1000
Figure 4.7 shows the LCD display with a typical drive-specific parameter displayed and no power to the drive. In this example,the parameter displayed
4.3 The Drive and Programming ModesThe bypass controller has a Drive Mode to operate the motor and a Programming Mode to edit parameter settings.Drive
Step Display/Result7.Press to view the current setting value (30.0 s). The leftmost digit flashes.DRV-OFF(0.1-6000.0)"30.0sec"Decel Time
12YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
uSimplified Setup Using the Quick Setting GroupThe Quick Setting Group lists only the basic parameters necessary to set up the bypass. This group expe
No. Name LCD Display Description Values PageZ3-03(8502)Serial CommunicationsBaud Rate SelectBaud Rate0: 12001: 24002: 48003: 96004: 192005: 384006: 57
4.4 Powering Up the DriveuPowering Up the Drive and Operation Status DisplaynPowering Up the DriveReview the following checklist before turning the po
4.5 Application SelectionSeveral Application Presets are available to facilitate drive setup for commonly used applications. Selecting one of theseApp
No. Parameter Name Default Settingb5-08 PID Primary Delay Time Constant 2 sb5-13 PID Feedback Low Detection Level 2%b5-14 PID Feedback Low Detection T
uSetting 6: Pump (Secondary) ApplicationTable 4.12 Pump (Secondary): Parameter SettingsNo. Parameter Name Default Settingb1-04 Reverse Operation Selec
4.6 Auto-TuninguTypes of Auto-TuningRefer to Table 4.14 to select the type of Auto-Tuning that bests suits the application.nAuto-Tuning for Induction
Table 4.16 Auto-Tuning Input DataMotor Type Auto-Tuning Type Digital Input Digital OutputInductionMotorStationary Auto-Tuning for Line-to-Line Resista
Step Display/Result5.Save the setting by pressing .Entry Accepted6. The display automatically returns to the display shown in Step 3.DRV-OFFT1-01=
nStarting Auto-TuningWARNING! Sudden Movement Hazard. The drive and motor may start unexpectedly during Auto-Tuning, which could result in death orser
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual13
nT1-04: Motor Rated CurrentSets the motor rated current according to the motor nameplate value. Enter the current at the motor base speed.No. Name Set
Programming5.1 A: INITIALIZATION...1325.2 B: APPLICATION...
5.1 A: InitializationThe initialization group contains parameters associated with initial drive setup, including parameters involving the displaylangu
5.2 b: Applicationub1: Operation Mode Selectionnb1-03: Stopping Method SelectionSelects how the drive stops the motor when the Run command is removed
DC Injection Braking time is determined by the value set to b2-04 and the output frequency at the time the Run command isremoved. It can be calculated
Setting 0: Reverse EnabledPossible to operate the motor in both forward and reverse directions.Setting 1: Reverse DisabledDrive disregards a Reverse r
Output frequencyTimeb2-04DC Injection BrakingE1-09 Min. Frequencyb2-01 Zero Speed LevelFigure 5.6 DC Injection Braking at Stop for V/fNote: If b2-01
Table 5.1 Speed Search Activation by Digital InputsSetting Description b3-24 = 0 b3-24 = 161External SearchCommand 1Closed: Activate Current Detection
nb3-06: Output Current 1 during Speed SearchSets the current injected to the motor at the beginning of Speed Estimation Speed Search as a factor of th
nb3-14: Bi-Directional Speed Search SelectionSets how the drive determines the motor rotation direction when performing Speed Estimation Speed Search.
14YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
Setting 0: Triggered when a Run Command Is Issued (Normal)Setting 1: Triggered when an External Baseblock Is Releasednb3-31: Speed Search Operation Cu
b3-52Motor speedOutput frequencyPower supply voltage0Momentary power loss time tNormal operationSearch in progressb3-50b3-51Forward operationtFigure 5
Motor speedOutput frequencyPower supply voltage0Normal operationSearch in progressb3-50b3-51Forward operationtMomentary power loss time tb3-53Figure 5
nPID OperationTo better demonstrate PID functionality, Figure 5.10 illustrates how the PID output changes when the PID input (deviation)jumps from 0 t
Table 5.4 PID Feedback SourcesPID Feedback Source SettingsAnalog Input A1 Set H3-02 = BAnalog Input A2 Set H3-10 = BAnalog Input A3 Set H3-06 = BPulse
nPID Block Diagram-+++++++++1 -1+++-Z-1+-+++++Z-1 -1Z-1Frequency Reference 1 to 16Frequency Referenceb1-01/15not 1Option CardSerial CommAnalog Input A
nb5-01: PID Function SettingEnables or disables the PID operation and selects the PID operation mode.No. Parameter Name Setting Range Defaultb5-01 PID
No. Name Setting Range Defaultb5-08 PID Primary Delay Time Constant 0.00 to 10.00 s 0.00 sNote: Useful when there is a fair amount of oscillation or w
PID feedback valuePIDFeedback Detection Loss Level(b5-13)PID FeedbackLoss Detection Time (b5-14)no FbLdetectionFbL detectiontimePID FeedbackLoss Detec
No. Name Setting Range Defaultb5-14 PID Feedback Low Detection Time 0.0 to 25.5 s 1.0 snb5-36: PID Feedback High Detection LevelSets the feedback leve
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual15
The PID acceleration/deceleration time can be canceled using a digital input programmed for “PID SFS cancel” (H1-oo =34).No. Name Setting Range Defaul
Parameter b5-38 determines the display value when the maximum frequency is output and parameter b5-39 determines thenumber of digits. The setting valu
Setting 1: Reverse EnabledNegative PID output will cause the drive to run in the opposite direction.nFine-Tuning PIDFollow the directions below to fin
5.3 C: TuningC parameters set the characteristics for acceleration, deceleration, and S-curves. Other parameters in the C group cover settingsfor slip
C2-02C2-010.20 s<1>0.20 s <1>C2-02C2-010.20 s <1>0.20 s <1>FWD runREV runOutputfrequency<1> S-Curve characteristic at De
uC7: Voltage AdjustmentnC7-60: Output Voltage Limit Mode SelectionSets the mode to limit the output voltage.Set this parameter to 0 (Harmonic suppress
5.4 d: Reference SettingsThe figure below gives an overview of the reference input, selections, and priorities.ud1: Frequency Referencend1-01 to d1-04
ud2: Frequency Upper/Lower LimitsUpper and lower frequency limits prevent motor speed from going above or below levels that may cause resonance orequi
ud3: Jump Frequencynd3-01 to d3-04: Jump Frequencies 1, 2, 3 and Jump Frequency WidthThe Jump frequencies are frequency ranges at which the drive will
5.5 E: Motor ParametersE parameters cover V/f pattern and motor data settings.uE1: V/f Pattern for Motor 1nV/f Pattern Settings (E1-03)The drive uses
16YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
Predefined V/f Patterns for Models B011 and B014Table 5.9 Constant Torque Characteristics, Settings 0 to 3Setting = 0 50 Hz Setting = 1 60 Hz Setting
Predefined V/f Patterns for Models D024 to D169 and B021 to B124The values in settings 0 to E in the following graphs are specific to 200 V motors; do
Predefined V/f Patterns for Models D211 and B156 to B414The values in settings 0 to E in the following graphs are specific to 200 V motors; double the
uE2: Motor 1 ParametersThese parameters contain the motor data needed for motor 1. Enter the motor data into these parameters when Auto-Tuningcannot b
5.6 F: OptionsuF6: Drive/Bypass CommunicationsnF6-01: Communications Error Operation SelectionDetermines drive operation when a communication error oc
5.7 H: Terminal FunctionsH parameters assign functions to the external terminals.uH1: Multi-Function Digital InputsnH1-03 to H1-08: Functions for Term
StatusDrive OperationUp (10) Down (11)Open Open Hold current frequency referenceClosed Open Increase frequency referenceOpen Closed Decrease frequency
Setting 19: PID DisableClose a digital input to indefinitely disable the PID function. When the input is released, the drive resumes PID operation.Ref
Setting Function Page16 Frequency Detection 4 17217 Torque Detection 1 (N.C.) 1711A During Reverse 1731B During Baseblock 2 (N.C.) 1731E Restart Enabl
L4-02L4-02Frequency referenceSpeed agree 1ONOFFOutput Frequency or Motor SpeedFigure 5.22 Speed Agree 1 Time ChartSetting 3: User-Set Speed Agree 1 (
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual17
L4-02Frequency detection 1ONOFFL4-02L4-01L4-01Output Frequency or Motor SpeedFigure 5.24 Frequency Detection 1 Time ChartSetting 5: Frequency Detecti
Status DescriptionOpen Drive is not in a baseblock state.Closed Baseblock is being executed.Settings B and 17: Torque Detection 1 (N.O., N.C.)These di
Status DescriptionOpen Output frequency or motor speed and frequency reference are both outside the range of L4-03 ±L4-04.Closed Output frequency or m
L4-04Frequency Detection 4ONOFFL4-03Output Frequency or Motor SpeedFigure 5.29 Frequency Detection 4 Example with Positive L3-04 ValueSetting 1A: Duri
Status DescriptionOpen Drive is stopped or one of the following functions is being performed: baseblock, DC Injection Braking, Short Circuit Braking.C
No. Name Setting Range DefaultH3-01 Terminal A1 Signal Level Selection 0 to 3 0Setting 0: 0 to 10 V with Zero LimitThe input level is 0 to 10 Vdc with
02.0 V 10 V100 %Frequency reference-25%H3-01 = 0H3-01 = 1H3-01 = 0Analog Input VoltageFigure 5.33 Frequency Reference Setting by Analog Input with Neg
Setting 0: 0 to 10 V with Zero LimitThe input level is 0 to 10 Vdc. Negative input values will be limited to 0. Refer to Setting 0: 0 to 10 V with Zer
Setting 6: A2 and A3 Only EnabledSetting 7: All Analog Input Terminals EnablednH3-16 to H3-18: Terminal A1/A2/A3 OffsetSet the offset level of the sel
Setting 5: Accel/Decel Time GainAdjusts the gain level for the acceleration and deceleration times set to parameters C1-01 through C1-08.The drive acc
18YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
Setting C: PID SetpointSupplies the PID setpoint value and makes the frequency reference selected in parameter b1-01 no longer the PID setpoint.PID op
No. Name Setting Range DefaultH4-05 Multi-Function Analog Output Terminal AM Gain -999.9 to 999.9% 50.0%H4-06 Multi-Function Analog Output Terminal AM
5.8 L: Protection FunctionsuL1: Motor ProtectionnL1-01: Motor Overload Protection SelectionThe drive has an electronic overload protection function th
nL1-02: Motor Overload Protection TimeSets the detection time of motor overheat due to overload. This setting rarely requires adjustment, but should c
nL2-02: Momentary Power Loss Ride-Thru TimeSets the maximum time allowed to ride through a power loss. If power loss operation exceeds this time, the
nL3-03: Stall Prevention Limit during AccelerationThe Stall Prevention level is automatically reduced when the motor is operated in the constant power
Frequency referenceL3-1415% of rated currentFigure 5.43 Deceleration for Current LimitnL3-06: Stall Prevention Level during RunSets the current level
100%400 msAnalogfrequency referenceLoss of Reference outputtime10%ONOFFFigure 5.44 Loss of Reference FunctionSet H2-01 or H2-02 to C for a digital out
Fault Nameov DC Bus OvervoltagePF Input Phase LossUv1Control Circuit Undervoltage <1>Fault NameSTo Pull-Out Detection<1> When L2-01 is se
All major faults will cause the drive to stop. For some faults it is possible to configure the drive to attempt a restart automatically.After the faul
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual19
nL5-05: Fault Reset Operation SelectionNo. Name Setting Range DefaultL5-05 Fault Reset Operation Selection 0, 1 1Setting 0: Count Successful RestartsT
No. Name Setting Range DefaultL6-01 Torque Detection Selection 1 0 to 8 0Setting 0: DisabledSetting 1: oL3 at Speed Agree (Alarm)Overtorque detection
Setting 0: Fbase Motor Load EnabledSetting 1: Fmax Base Motor Load EnabledUL Detection LevelL6-02(0 to 300%)0 Fmin Fbase1/fFmaxOutput FrequencyL6-14Mo
nL8-06: Input Phase Loss Detection LevelSets the Input Phase Loss Detection (PF) Level.Triggers PF fault when there is an imbalance larger than the va
5.9 n: Special AdjustmentsThese parameters control a variety of specialized adjustments and functions, including Hunting Prevention and High SlipBraki
5.10 o: Operator-Related SettingsThese parameters control the various functions, features, and display of the HOA keypad.uo1: HOA Keypad Display Selec
no1-10: User-Set Display Units Maximum ValueDetermines the display value that is equal to the maximum output frequency.No. Name Setting Range Defaulto
no4-19: Power Unit PriceSets the price per 1 kWh to calculate the power rate displayed for total consumed power (U9-07 to U9-10) and total regenerated
5.11 S: Special ParametersuS1: Dynamic Audible Noise Control FunctionThe Dynamic Audible Noise Control Function reduces audible noise by suppressing t
nS1-04: Voltage Restoration Complete LevelSets the level at which voltage restoration for the V/f pattern is complete as a percentage of the drive rat
Copyright © 2015 YASKAWA AMERICA, INC. All rights reserved.No part of this publication may be reproduced, stored in a retrieval system, or transmitte
20YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
PriorityIf multiple sequence timers overlap, the timer with the lowest number has priority.Sequence Timer 1 = highest prioritySequence Timer 4 = lowes
Setting 0: Digital Output OnlySetting 1: RunSetting 2: Run - PID DisablenS2-05/S2-10/S2-15/S2-20: Sequence Timers 1/2/3/4 Reference SourceSelects the
Mon Tue Wed Thur Fri Sat Sun0:001:002:003:004:005:006:00Sequence Timer 3Run at d1-037:008:009:0010:0011:0012:0013:0014:0015:0016:0017:00 Sequence Time
Mon0:00Sequence Timer 21:00(cont.)2:003:004:005:006:00Sequence Timer 2Run at d1-037:008:009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:002
0:001:002:003:004:005:006:007:008:009:00Sequence Timer 3Run at d1-0310:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00Mon SunSatFr
5.12 T: Motor TuningAuto-Tuning automatically sets and tunes parameters required for optimal motor performance.Refer to T: Motor Tuning on page 340 fo
5.13 U: Monitor ParametersMonitor parameters let the user view various aspects of drive performance using the HOA keypad display. Some monitorscan be
5.14 Z: Bypass ParametersZ parameters control bypass-specific functions.uZ1: Bypass Control SystemnZ1-01: InitializeSets parameters to default values.
Setting 4: HAND-BYPASSWhen drive powers up , the bypass will get a "HAND” command and needs an “OFF” command to stop.nZ1-07: Speed Reference Sele
DriveA1 Analog Input 10 or 4 to 20 mAAC Analog input common+V10.5 V, 20 mA power supplyA2 Analog Input 2A3 Analog Input 3Jumper S1A1/A2/A3 Voltage/Cur
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual21
nZ1-11: 2-Motor AND/OR Function SelectNo. Name Setting Range DefaultZ1-11 2-Motor AND/OR Function Select 0 to 10 0Setting 0: Disabled (Ignore Digital
Run Delay with Preset Speed ExamplesVFD RUN COMMANDVFD OUTPUT FREQUENCYDAMPER ACTUATOR OUTPUTBAS INTERLOCK INPUTt1 t2 t3VFD FREQUENCY REFERENCEParamet
VFD RUN COMMANDVFD OUTPUT FREQUENCYDAMPER ACTUATOR OUTPUTBAS INTERLOCK INPUTt1 t2 t3VFD FREQUENCY REFERENCEParameter Settings:Z1-12 Run Delay Time = 0
nZ1-25: Contactor Close Delay TimeSets the time to delay after commanding the drive output contactor K2 or bypass contactor K3 or 2-Motor AND/OR conta
nZ1-34: Loss of Load Drive TimeWhile in Drive mode, the Loss of Load detection conditions must be met for the length of time entered here before detec
No. Name Setting Range DefaultZ1-40 Auto Transfer Wait Time 0.0 to 300.0 s 0.0 snZ1-41: HAND Speed Reference SelectionSelects the frequency reference
If input phase rotation is reversed and this parameter is set to 2, an “FB16 – Inp Phase Rotation” fault will be displayed whenoperation starts in Byp
Setting 0: Unused (Available for Serial Comms)Note:Multiple digital input terminals can be programmed for “Unused (Available for Serial Comms)” (Z2-0o
Setting 31: HAND SelectWhen this is selected, the HAND function command will come from a digital input while the HAND key on the HOA operatorwill be i
nZ2-23 to Z2-26: Digital Output 7 to 10 Function SelectNo. Name Setting Range DefaultZ2-23 Digital Output 7 Function Select 0 to 23; 99 7Z2-24 Digital
22YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
Setting 2: Freeze StatLOREESCRUN STOPENTERRESETDIGITAL OPERATORLOREESCRUN STOPENTERRESETDIGITAL OPERATORALMALMBYP-FREEZE STATBYP-FAULTEDDRV/BYPFB01Fre
No. Name Setting Range DefaultZ3-02 Serial Communications Node Select 0 to 127 1nZ3-03: Serial Communications Baud Rate SelectSelects the bypass seria
No. Name Setting Range DefaultZ3-07 Serial Communications Receive to Transmit Wait Time 0 to 99 ms 5 msnZ3-08, Z3-09: BACnet Device Object IdentifierT
uZ4: Ethernet Option Bypass ControlnZ4-01 to Z4-04: IP Address 1 to 4Sets the network static IP address. Z4-01 is the most significant octet of the ne
Setting 10: 10 MbpsSetting 100: 100 MbpsnZ4-16: TimeoutSets the Control Connection Timeout value for detection of communication loss in tenths of a se
No. Parameter Name Setting Range DefaultZ4-33 DIA116 1 0 to FFFFH 0Z4-34 DIA116 2 0 to FFFFH 0Z4-35 DIA116 3 0 to FFFFH 0Z4-36 DIA116 4 0 to FFFFH 0Z4
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Diagnostics & TroubleshootingThis chapter provides descriptions of faults, alarms, errors, related displays, and guidance fortroublesh
6.1 Section Safety DANGERElectrical Shock HazardBefore servicing, disconnect all power to the equipment. The internal capacitor remains charged even a
WARNINGDo not use improper combustible materials.Failure to comply could result in death or serious injury by fire.Attach the drive to metal or other
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual23
6.2 Motor Performance Fine-TuningThis section offers helpful information for counteracting oscillation, hunting, and other problems that occur while p
6.3 Drive Alarms, Faults, and ErrorsuTypes of Alarms, Faults, and ErrorsCheck the HOA keypad for information about possible faults if the drive or mot
uAlarm and Error DisplaysnFaultsTable 6.4 gives an overview of possible fault codes. Conditions such as overvoltages can trip faults and alarms. It is
HOAKeypadDisplayName Pageov Control Circuit Overvoltage 248SCF Safety Circuit Fault 248SEr Too Many Speed Search Restarts 248SoH Snubber Discharge Res
<2>Baseblock alarm “bb” will not activate a digital output programmed for minor fault H2-0o= 10. Set H2-0o = 8 or 1B to activate a digital outpu
6.4 Fault DetectionuFault Displays, Causes, and Possible SolutionsFaults are detected for drive protection, and cause the drive to stop while triggeri
HOA Keypad Display Fault NameThe option card is not properly connected to thedrive• The connector pins on the option card do not line up properly with
HOA Keypad Display Fault NameCause Possible Solution• The capacity of the power supply is too small.• The distortion in the power supply is too large.
HOA Keypad Display Fault NameInternal cooling fan has malfunctioned• Cycle power to the drive.• Check for fan operation.• Verify the cumulative operat
HOA Keypad Display Fault NameThe wrong motor rated current is set to E2-01• Check the motor-rated current.• Enter the motor rated current to parameter
24YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
HOA Keypad Display Fault NameFB10No Drive CommsNote: A fault reset is required. An EF0 is not sent to the drive and bypass contactor K3 is notaffected
HOA Keypad Display Fault NameCommunication Error timeout time not setproperly.Verify the setting of the serial communications fault time (Z3-06) is se
HOA Keypad Display Fault NameA damaged motor cable is creating a short circuit• Check the motor cable.• Remove the short circuit and reapply power to
HOA Keypad Display Fault NameOne of the motor cables has shorted out or there isa grounding problem• Check the motor cables.• Remove the short circuit
HOA Keypad Display Fault NameOption card or hardware is damaged• Cycle power to the drive.• If the problem continues, replace the control board or the
HOA Keypad Display Fault NameoFC02Option Card Fault at Option Port CN5-CSame type of option card is currently connectedCause Possible SolutionAn optio
HOA Keypad Display Fault NameMotor has overheated• Check the size of the load, the accel/decel times, and the cycle times.• Decrease the load.• Increa
HOA Keypad Display Fault NameParameters related to Speed Search are setincorrectly• Check values set to Speed Search related parameters.• Reduce the S
HOA Keypad Display Fault NameExternal operator is not properly connected to thedrive• Check the connection between the operator and the drive.• Replac
HOA Keypad Display Fault NameCause Possible SolutionThe power supply phase order changed duringoperation.Investigate and correct the cause and reset t
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual25
HOA Keypad Display Fault NameUL5Mechanical Weakening Detection 2The operation conditions matched the conditions set to L6-08.Cause Possible SolutionUn
6.5 Alarm DetectionuAlarm Codes, Causes, and Possible SolutionsAlarms are drive protection functions that do not necessarily cause the drive to stop.
HOA Keypad Display Fault NameCommunication data error occurred due to noise.• Check the various options available to minimize the effects of noise• Co
HOA Keypad Display Minor Fault NameCALLSerial Communication Transmission ErrorCommunication has not yet been established.Cause Possible SolutionsCommu
HOA Keypad Display Minor Fault NameEFForward/Reverse Run Command Input ErrorBoth forward run and reverse run closed simultaneously for longer than 0.5
HOA Keypad Display Minor Fault NameFbLPID Feedback LossThe PID feedback input is lower than the level set to b5-13 for longer than the time set to b5-
HOA Keypad Display Minor Fault NameLT-2Capacitor Maintenance TimeThe main circuit and control circuit capacitors are nearing the end of their expected
HOA Keypad Display Minor Fault NameMotor has overheated• Check the load size, accel/decel times, and cycle times.• Decrease the load.• Increase accel
Digital Operator Display Minor Fault NameSrCPhase Order Detection FaultThe phase rotation direction for the input power supply changed.Cause Possible
6.6 Operator Programming ErrorsuOperator Programming Error Codes, Causes, and Possible SolutionsA Programming Error (oPE) occurs when a contradictory
operation mode.26YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
HOA Keypad Display Error NameH2-oo is set to 38 (Drive Enabled) and H1-oois not set to 6A (Drive Enable)Correct the settings for the multi-function in
HOA Keypad Display Error NameoPE10V/f Data Setting ErrorOne of the following setting errors has occurred:E1-04 ≥ E1-06E1-06 ≥ E1-07E1-07 ≥ E1-09or E1-
6.7 Auto-Tuning Fault DetectionAuto-Tuning faults in this section are displayed on the digital operator and will cause the motor to coast to a stop. A
HOA Keypad Display Error NameEr-02 Minor FaultCause Possible SolutionsAn alarm was triggered during Auto-Tuning Exit the Auto-Tuning menu, check the a
6.8 Diagnosing and Resetting FaultsWhen a fault occurs and the drive stops, follow the instructions below to remove whatever conditions triggered the
After the Fault Occurs ProcedureFix the cause of the fault, restart the drive, andreset the faultPress on the HOA keypad.F2F1ESCM MAUTO OFFENTERRESE
6.9 Troubleshooting without Fault DisplayThis section describes troubleshooting problems that do not trip an alarm or fault.The following symptoms ind
uMotor Does Not Rotate Properly after Pressing AUTO Button or after Entering ExternalRun CommandnMotor Does Not RotateCause Possible SolutionsThe driv
nMotor Does Not RotateCause Possible SolutionsThe drive is not in the Drive Mode.• Check if the DRV light on the HOA keypad is lit.• Enter the Drive M
nMotor Rotates in the Opposite Direction from the Run CommandCause Possible SolutionsPhase wiring between the drive and motor is incorrect.• Check the
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual27
uoPE02 Error Occurs When Lowering the Motor Rated Current SettingCause Possible SolutionsMotor rated current and the motor no-load currentsetting in t
Cause Possible SolutionsPID control is enabled, and the drive is consequentlyadjusting the output frequency to match the PIDsetpoint. The drive will o
nOscillation or HuntingCause Possible SolutionsGain is too low when using PI control. Refer to b5: PID Control on page 142 for details.The frequency r
uSound from MotorCause Possible SolutionsExceeded 110% of the rated output current of the drivewhile operating at low speeds.• If the output current r
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Periodic Inspection & MaintenanceThis chapter describes the periodic inspection and maintenance of the bypass to ensure that it receivesthe proper
7.1 Section Safety WARNINGElectrical Shock HazardDo not connect or disconnect wiring while the power is on.Failure to comply could result in death or
NOTICEObserve proper electrostatic discharge procedures (ESD) when handling the drive and circuit boards.Failure to comply may result in ESD damage to
7.2 InspectionPower electronics have limited life and may exhibit changes in characteristics or performance deterioration after years of useunder norm
uRecommended Periodic InspectionTable 7.2 outlines the recommended periodic inspections for Yaskawa drive installations. Although periodic inspections
28YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
Inspection Area Inspection Points Corrective Action CheckedAir DuctInspect air intake and exhaust openings. They must befree from obstruction and prop
7.3 Periodic MaintenanceThe drive has Maintenance Monitors that keep track of component wear. This feature provides advance maintenance warningand eli
nAlarm Outputs for Maintenance MonitorsAn output can be set up to inform the user when a specific components has neared its expected performance life.
7.4 HOA Keypad Battery ReplacementThe HOA keypad contains a monitor battery that allows the user to check drive functions. The battery requires period
If there is a problem with the entered time, the operator will indicate “Input error” and the screen will return to the time settingdisplay.Canceling
7.5 Drive Cooling FansNOTICE: Follow cooling fan replacement instructions. The cooling fan cannot operate properly when installed incorrectly and coul
2□0028 to 2□01304□0011 to 4□01242□0154, 2□01924□0156, 4□0180ABACBAB2□02484□0216 to 4□0414A – Fan guardB – Cooling Fan/Cooling Fan UnitC – Circulation
uCooling Fan Replacement: 2o0028 to 2o0130 and 4o0011 to 4o0124WARNING! Electrical Shock Hazard. Do not connect or disconnect wiring while the power i
nInstalling the Cooling FanReverse the procedure described above to reinstall the cooling fan.1.Properly plug the relay connector.Push the connectors
Figure 7.9 Reattach the Fan Guard5.Turn on the power supply and set o4-03 to 0 to reset the Maintenance Monitor cooling fan operation time.uCooling Fa
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual29
3.Release the cables from the hooks in five locations.AA –Hook locationsFigure 7.12 Release the Cables4.Loosen the four screws affixing the cooling fa
Figure 7.15 Plug the Relay ConnectorsFigure 7.16 Cooling Fan Unit2.Guide the fan cables through the provided hooks to hold the cables in place.AA –Fan
Figure 7.18 Install the Cooling Fan Unit4.Guide the cables through the second set of provided hooks to hold the cables in place.ABCDA – Cooling fan AB
AA –Screw locationsFigure 7.21 Reattach the Fan Guard7.Turn on the power supply and set o4-03 to 0 to reset the Maintenance Monitor cooling fan operat
Figure 7.23 Remove the Fan Guard3.Release the cable from the hooks.Note: Models 4o0302 to 4o0414 have 4 hooks.AA –Hook locationsFigure 7.24 Release th
uInstalling the Cooling Fan1.Pass the cable through the opening of the replacement cooling fan unit from the back side, then plug the relayconnector.P
AA –Screw locationsFigure 7.30 Attach the Cooling Fan Unit4.Reattach the fan guard and then tighten the screws firmly so that the screws do not come l
Figure 7.33 Unlock the Cable Hooks3.Unplug the relay connectors and release the cable from the hooks.Figure 7.34 Unplug the Relay Connector4.Loosen th
Figure 7.36 Installing the Circulation Fan2.Turn on the power supply and set o4-03 to 0 to reset the Maintenance Monitor cooling fan operation time.7.
SpecificationsA.1 POWER RATINGS...300A.2 DRIVE SPECIFICATI
uQuick Start ProcedureThis procedure is a supplement to other documentation supplied with this equipment and guides the user in properly wiringthe Z10
30YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
A.1 Power RatingsuThree-Phase 208 Vac Models D024 to D211Table A.1 Power Ratings (Three-Phase 208 V)Item SpecificationBypass Model Z1D1 D024 D030 D046
uThree-Phase 480 Vac Models B011 to B077Table A.2 Power Ratings Continued (Three-Phase 480 V)Item SpecificationBypass Model Z1D1 B011 B014 B021 B027 B
uThree-Phase 480 Vac Models B096 to B414Table A.3 Power Ratings Continued (Three-Phase 480 V)Item SpecificationBypass Model Z1D1 B096 B124 B156 B180 B
A.2 Drive SpecificationsNote: 1. Perform rotational Auto-Tuning to obtain the performance specifications given below.2. For optimum performance life o
A.3 Drive Derating DataThe drive can be operated at above the rated temperature, altitude, and default carrier frequency by derating the drive capacit
A.4 Bypass OptionsThis following configurations are available for the bypass.uOption BThree-contactor bypass: Isolates the drive circuit by adding a s
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Parameter ListThis appendix contains a full list of all parameters and settings available in the drive and bypass.B.1 PARAMETER GROUPS...
B.1 Parameter GroupsTable B.1 Parameter GroupsParameterGroupName PageA1 Initialization Parameters 310b1 Operation Mode Selection 311b2 DC Injection Br
uParameters Listed in Dark Gray RowsParameters and multi-function selections in the following tables that appear in dark gray rows are only availableb
desiredYASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual31
B.2 A: Initialization ParametersuA1: InitializationNo.(Addr.Hex)Name LCD Display Description Values PageA1-03(0103)Initialize Parameters <1>Init
B.3 b: ApplicationApplication parameters configure the source of the Run command, DC Injection Braking, Speed Search, timer functions, PIDcontrol, Ene
No.(Addr.Hex)Name LCD Display Description Values Pageb2-03(018B)DC Injection BrakingTime at StartDCInj Time@StartSets DC Injection Braking time at sta
No.(AddrHex.)Name LCD Display Description Values Pageb3-19(01F2)Number of SpeedSearch RestartsNum of SrchRestrSets the number of times the drive can a
No.(Addr.Hex)Name LCD Display Description Values Pageb5-05(01A9)Derivative Time (D) PID D Time Sets D control derivative time.Default: 0.00 sMin.: 0.0
No.(Addr.Hex)Name LCD Display Description Values Pageb5-34(019F)PID Output Lower Limit PID Out Low LimSets the minimum output possible from the PID co
B.4 C: TuningC parameters are used to adjust the acceleration and deceleration times and carrier frequency selections.uC1: Acceleration and Decelerati
uC6: Carrier FrequencyNo.(Addr.Hex)Name LCD Display Description Values PageC6-02(0224)Carrier FrequencySelectionCarrierFreq Sel1: Fc=4.0 kHz2: Fc=6.0
B.5 d: ReferencesReference parameters set the various frequency reference values during operation.ud1: Frequency ReferenceNo.(Addr.Hex)Name LCD Displa
No.(Addr.Hex)Name LCD Display Description Values Paged3-03(0296)Jump Frequency 3 Jump Freq 3Eliminates problems with resonant vibration of the motor/m
32YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
B.6 E: Motor ParametersuE1: V/f Pattern for Motor 1No.(Addr.Hex)Name LCD Display Description Values PageE1-03(0302)V/f Pattern SelectionV/F Selection0
uE2: Motor 1 ParametersNo.(Addr.Hex)Name LCD Display Description Values PageE2-01(030E)Motor Rated Current Motor Rated FLASets the motor nameplate ful
B.7 F: OptionsF parameters control the communication between the drive and the bypass.uF6: Drive/Bypass CommunicationsNo.(Addr.Hex)Name LCD Display De
B.8 H Parameters: Multi-Function TerminalsH parameters assign functions to the multi-function input and output terminals.uH1: Multi-Function Digital I
H1 Multi-Function Digital Input SelectionsH1-ooSettingFunction LCD Display Description Page10 Up command Up Command 1The drive accelerates when the Up
uH2: Multi-Function Digital OutputsNo.(Addr.Hex)Name LCD Display Description Values PageH2-01(040B)Terminal M1-M2function selection(relay)M1-M2 Func S
H2 Multi-Function Digital Output SettingsH2-ooSettingFunction LCD Display Description Page37 During frequency output During RUN 2Open: Either the driv
No.(Addr.Hex)Name LCD Display Description Values PageH3-08(0416)Terminal A3 BiasSettingTerminal A3 BiasSets the level of the input value selected in H
H3 Multi-Function Analog Input SettingsH3-ooSettingFunction LCD Display Description Page6DC Injection BrakingcurrentDC Brake Current10 V = Drive rated
uH5: MEMOBUS/Modbus Serial CommunicationNo.(Addr.Hex)Name LCD Display Description Values PageH5-09(0435)CE Detection Time CE Detect TimeSets the time
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual33
B.9 L: Protection FunctionL parameters provide protection to the drive and motor, including control during momentary power loss, Stall Prevention,freq
uL3: Stall PreventionNo.(Addr.Hex)Name LCD Display Description Values PageL3-01(048F)Stall PreventionSelection duringAccelerationStallP Accel Sel0: Di
No.(Addr.Hex)Name LCD Display Description Values PageL4-06(04C2)Frequency Referenceat Reference LossFref at FlossSets the percentage of the frequency
No.(Addr.Hex)Name LCD Display Description Values PageL6-14(062F)Motor UnderloadProtection Level atMinimum FrequencyUnderload LevelSets the UL6 detecti
B.10 n: Special AdjustmentThe n parameters adjust more advanced performance characteristics such as Hunting Prevention, speed feedback detection,High
B.11 o: Operator-Related SettingsThe o parameters set up the digital operator displays.uo1: HOA Keypad Display SelectionNo.(Addr.Hex)Name LCD Display
uo4: Maintenance Monitor SettingsNo.(Addr.Hex)Name LCD Display Description Values Pageo4-03(050E)Cooling Fan OperationTime Setting FanElapsTimeCnSets
B.12 S: HVAC FunctionuS1: Dynamic Noise Control FunctionNo.(Addr.Hex)Name LCD Display Description Values PageS1-01(3200)Dynamic Audible NoiseControl F
No.(Addr.Hex)Name LCD Display Description Values PageS2-07(320C)Sequence Timer 2 StopTimeTmr 2 Stop TimeSets the stop time for timer 2. The value must
No.(Addr.Hex)Name LCD Display Description Values PageS2-18(3217)Sequence Timer 4 DaySelectionTmr 4 Day Sel0: Timer disabled1: Daily2: Mon - Fri3: Sat
34YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
B.13 T: Motor TuningEnter data into the following parameters to tune the motor and drive for optimal performance. When the drive is not accessible,the
B.14 U: MonitorsMonitor parameters allow the user to view drive status, fault information, and other data concerning drive operation.uUB: Bypass Contr
No.(Addr. Hex)Name Description UnitUB-08(8787)Bypass Controller Active FaultsRegister 2 Phase Loss BrownoutPhase Loss BlackoutNo Drive CommsAvailableO
No.(Addr.Hex)Name LCD Display DescriptionAnalogOutput LevelUnitU1-03(0042)Output Current Output CurrentDisplays the output current. 10 V: Driverated
No.(Addr.Hex)Name LCD Display DescriptionAnalogOutput LevelUnitU1-18(0061)oPE Fault Parameter OPE Error CodeDisplays the parameter number that caused
No.(Addr.Hex)Name LCD Display DescriptionAnalogOutput LevelUnitU2-14(008D)Cumulative OperationTime at Previous Fault Elapsed timeDisplays the cumulati
No.(Addr.Hex)Name LCD Display DescriptionAnalogOutput LevelUnitU3-24(300E)Date Year at 2nd MostRecent FaultFault 2 YYYY Displays the year when the sec
uU4: Maintenance MonitorsNo.(Addr.Hex)Name LCD Display DescriptionAnalogOutput LevelUnitU4-01(004C)Cumulative OperationTimeDrv Elapsed TimeDisplays th
No.(Addr.Hex)Name LCD Display DescriptionAnalogOutput LevelUnitU4-21(07DD)Run Command SourceSelectionRun Cmd SourceDisplays the source for the Run com
No.(Addr.Hex)Name LCD Display DescriptionAnalogOutput LevelUnitU5-33(3003)Day of the WeekDate Week0: Sun1: Mon2: Tues3: Wed4: Thur5: Fri6: SatDisplays
Table of ContentsQUICK START PROCEDURE... 3i. PREFACE & GENERAL SAFETY...
B.15 Z: Bypass ParametersuZ1: Bypass Control SystemNo.(Addr.Hex)Name LCD DisplayDescriptionValues PageZ1-01(85C6)InitializeInitialize0: No init1: Set
No.(Addr.Hex)Name LCD DisplayDescriptionValues PageZ1-11(85D0)2-Motor AND/ORFunction Select2-Mtr AND/OR Sel0: Disable1: Always Mtr 12: Always Mtr 23:
No.(Addr.Hex)Name LCD DisplayDescriptionValues PageZ1-33(85E6)Loss of Load DriveOutput CurrentLoad Drive CurrThe drive output current must be equal to
uZ2: Bypass Control Input/OutputNo.(Addr.Hex)Name LCD Display Description Values PageZ2-01(8563)Digital Input 1 FunctionSelectDI-1 Func Sel0: Unused (
No.(Addr.Hex)Name LCD Display Description Values PageZ2-16(8572)Digital Input 8 InvertSelectDI-8 Invert0: Normal1: Inverted0: Normal. Lack of input si
No.(Addr.Hex)Name LCD Display Description Values PageZ3-05(8504)Serial CommunicationsFault SelectFault Sel0: Ignore1: Alarm only2: Fault Send EF03: Fl
No.(Addr.Hex)Name Description Values PageZ4-06(8705)Subnet Mask 2Sets the second most significant octet of network static subnet mask.Default: 255Rang
No.(Addr.Hex)Name Description Values PageZ4-23 toZ4-32(8716 to871F)Dynamic Output AssemblyParameters DOA116 1 toDOA116 10Parameters used in Output Ass
B.16 Defaults by Drive ModelThe following tables show parameters and default settings that change with the drive model selection (o2-04).Table B.3 200
Table B.6 400 V Class Drives Default Settings by Drive Model SelectionNo. Name Unit Default Settings– Drive Model –4o0034 4o0040 4o0052 4o0065o2-04 Dr
Installation Orientation and Spacing... 71Exterior and
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BACnet CommunicationsC.1 BACNET CONFIGURATION...362C.2 COMMUNICATION SPEC
C.1 BACnet ConfigurationThe bypass system can be monitored and controlled by a controller on a Building Automation and Control network (BACnet)using R
C.2 Communication SpecificationsBACnet specifications appear in the following table:Item SpecificationsInterfaceMS/TP (Master-Slave/Token-Passing)RS-4
C.3 Connecting to a NetworkThis section explains how to connect the bypass to a BACnet network and the network termination required for a connection.u
uWiring Diagram for Multiple ConnectionsFigure C.3 explains the wiring diagrams for multiple connections using BACnet communication.nMS/TP InterfaceFi
C.4 BACnet Setup ParametersuBACnet Serial CommunicationThis section describes parameters necessary to set up BACnet communications.nZ3-01: Serial Comm
nZ3-08, Z3-09: BACnet Device Object IdentifierThese parameters set the Instance Identifier of the BACnet Device Object, where Z3-08 is the least signi
C.5 Bypass Operations by BACnetThe bypass operations that can be performed by BACnet communication depend on parameter settings. This section explains
C.6 BACnet Objects SupporteduPresent Value AccessThe Present Value (PV) of BACnet objects can always be read. In addition, some PVs can be written or
Changing Parameter Settings or Values ... 118Verifying Parameter
PropertyObject TypeDeviceAnalogInputAnalogOutputAnalogValueBinaryOutputBinaryOutputBinaryValueInactive_Text – – – – Yes Yes YesActive_Text – – – – Yes
Object ID Object NameModbusAddressPrecision Range Units PV AccessAV13 Output Power 0047HXXXX.X(for drives ratedabove 11 kVA)XXX.XX(for drives rated11
Object ID Object NameModbusAddressActive Text Inactive Text PV AccessBI17 BYP DI-8 STAT 8781H: bit 7 ON OFF RBI18 BYP DO-1 STAT 8782H: bit 0 ON OFF RB
Object ID Object NameModbusAddressActive Text Inactive Text PV AccessBV18 Overcurrent – Gnd Flt 0021H:bit 0 OC-GF OFF RBV19 Main Ckt OverVoltage 0021H
Object ID Object NameModbusAddressActive Text Inactive Text PV AccessBV67 BYP Auto Select CMD 8400H: bit 10 ON OFF CBV68 Not Used BV68 8400H: bit 11 O
The Device Object Instance ID is a unique internetwork-wide numerical value. It is a 22-bit value that can range from 0 to4,194,303. It is configurabl
C.7 Accessing Bypass Parameters and the Enter CommanduReading Bypass ParametersReading bypass parameters not listed in the analog or digital objects i
C.8 Communication ErrorsErrors that may occur when accessing drive parameters using the BACnet objects are shown in Table C.11.Table C.11 MEMOBUS to B
C.9 BACnet Protocol Implementation Conformance StatementDate: 9/19/2011Vendor Name: Yaskawa America, Inc.Product Name: VFD BypassProduct Model Number:
□LonTalk, (Clause 11), medium:□Other:Device Address Binding:Is static device binding supported? (This is currently necessary for two-way communication
L1: Motor Protection ... 182L2: M
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MEMOBUS/Modbus CommunicationsD.1 MEMOBUS/MODBUS CONFIGURATION...382D.2 COMMUNICATION SPECIFICA
D.1 MEMOBUS/Modbus ConfigurationBypasses can be controlled from a PLC or other master device via serial communications using the MEMOBUS/Modbusprotoco
D.2 Communication SpecificationsMEMOBUS/Modbus specifications appear in the following table:Item SpecificationsInterface RS-485Communications Cycle As
D.3 Connecting to a NetworkThis section explains how to connect the drive to a MEMOBUS/Modbus network and the network termination required for aconnec
uWiring Diagram for Multiple ConnectionsFigure D.3 explains the wiring diagrams for multiple connections using MEMOBUS/Modbus communication.nRS-485 In
D.4 MEMOBUS/Modbus Setup ParametersuMEMOBUS/Modbus Serial CommunicationChanges to MEMOBUS/Modbus communications settings become effective after restar
nZ3-05: Serial Communications Fault SelectSelects the action to take when a serial communications fault is detected. A serial communications fault is
D.5 Bypass Operations by MEMOBUS/ModbusThe bypass operations that can be performed by MEMOBUS/Modbus communication depend on parameter settings. Thiss
D.6 Communications TimingTo prevent a communications overrun in the slave drive, the master should wait a certain time between sending messages tothe
Auto-Tuning Codes, Causes, and Possible Solutions... 2626.8 Diagnosing and Resetting
D.7 Message FormatuMessage ContentIn MEMOBUS/Modbus communications, the master sends commands to the slave, and the slave responds. The messageformat
The example in Table D.2 shows the CRC-16 calculation of the slave address 02H and the function code 03H, yielding theresult D140H.Note: This example
D.8 Message ExamplesBelow are some examples of command and response messages.uReading Drive MEMOBUS/Modbus Register ContentsUsing the function code 03
uWriting to Multiple RegistersFunction code 10H allows the user to write multiple MEMOBUS/Modbus registers with one message. This process workssimilar
D.9 MEMOBUS/Modbus Data TableThe tables below list all MEMOBUS/Modbus data.uCommand DataIt is possible to both read and write command data.Note: Bits
Register No. Contents000FHControl Selection Settingbit 0 Reservedbit 1 PID Setpoint Inputbit 2 Torque reference / torque limit input (enables the sett
Register No. Contents0021HFault Contents 1bit 0 Overcurrent (oC), Ground fault (GF)bit 1 Control Circuit Overvoltage (ov)bit 2 Overload (oL2)bit 3 Ove
Register No. Contents002AHAlarm Contents 1bit 0, 1 Reservedbit 2 Forward/Reverse Run Command Input Error (EF)bit 3 Baseblock (bb)bit 4 Overtorque 1 (o
Register No. Contents002EH Reserved002FH Frequency Reference Bias (from Up/Down 2 Function), 0.1% units0030H Reserved0031H Control Circuit Voltage, 1
Register No. Contents00ACHMotor Speed (U1-05)r/min units <4>00ADH 0.01% units00AEH to 00B1H Reserved00B2H Option Code Connected to CN5-B00B3H O
4YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
A.2 Drive Specifications ...303A.3 Drive Derati
Register No. Contents00C2HFault Contents 5bit 0 MEMOBUS/Modbus Communication Error (CE)bit 1 Option Communication Error (bUS)bit 2, 3 Reservedbit 4 Co
Register No. Contents00C8HAlarm Contents 2bit 0 Control Circuit Undervoltage (Uv)bit 1 Control Circuit Overvoltage (ov)bit 2 Heatsink Overheat (oH)bit
Register No. Contents00CBHAlarm Contents 5bit 0 MECHATROLINK Watchdog Timer Error (E5)bit 1 Station Address Setting Error (AEr)bit 2 MECHATROLINK Comm
Register No. Contents00D1HCPF Contents 2bit 0 Control Circuit Error (CPF16)bit 1 Control Circuit Error (CPF17)bit 2 Control Circuit Error (CPF18)bit 3
Register No. Contents00DBHoFA3o Contents (CN5-A)bit 0 Comm. ID Error (oFA30)bit 1 Model Code Error (oFA31)bit 2 Sumcheck Error (oFA32)bit 3 Comm. opti
Register No. Contents00E0HoFb3o Contents (CN5-B)bit 0 Comm. ID Error (oFb30)bit 1 Model Code Error (oFb31)bit 2 Sumcheck Error (oFb32)bit 3 Comm. opti
Register No. Contents00EAHFault contents 11bit 0 to 6 Reservedbit 7 Damping Resistor Overheat (doH)bit 8 Snubber Discharge Resistor Overheat (SoH)bit
Register No. Contents8403HBYP DO-oo CommandBypass Digital Output Command. These bits allow the digital outputs to be set over a network ifthe correspo
Register No. Contents0001HDigital Input Commandbit 0 Forward Run (0: Stop 1: Run)bit 1 Direction Command (0: Forward, 1: Reverse)bit 2, 3 Reservedbit
Fault Code Fault Name0082H Control Circuit Error (CPF01)0083H Control Circuit Error (CPF02)0084H Control Circuit Error (CPF03)0087H Control Circuit Er
B.9 L: Protection Function ...330L1: Motor Protecti
Fault Code Fault Name0315H Unit Receive Abort Error (oFC14)0316H Option Receive CRC Error (oFC15)0317H Option Receive Frame Error (oFC16)0318H Option
AlarmNumber(Decimal)AlarmNumber(Hex)AlarmDisplayAlarm Name64 040H PA2 PLC Error 266 042H TrPC Inspect IGBT 90%67 043H LT-3 InspectPreCharge68 044H LT-
D.10 Enter CommandWhen writing parameters to the bypass from the PLC using MEMOBUS/Modbus communication, parameters become activeimmediately. If it is
D.11 Communication ErrorsuMEMOBUS/Modbus Error CodesA list of MEMOBUS/Modbus errors appears below.When an error occurs, remove whatever caused the err
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Apogee FLN Network ProtocolThis appendix explains the specifications and handling of the APOGEE FLN protocol for the bypass.The APOGEE FLN protocol co
E.1 APOGEE FLN Set-UpA Yaskawa America representative is responsible for proper configuration of the bypass for its primary application, while aSiemen
E.2 Connecting to a NetworkuNetwork Cable ConnectionFollow the instructions below to connect the bypass to a MEMOBUS/Modbus network.Note: Separate the
uWiring Diagram for Multiple ConnectionsnRS-485 InterfaceCONTROLLER (customer-supplied)1234+-SHLDBypass DriveS1OFFTB3SHLDTXRX-TXRX+IG51234Bypass Drive
E.3 Slope and Intercept ConversionSeveral drive parameters are available for monitoring purposes. These include FREQ OUTPUT (Point 3), SPEED (Point 5)
Present Value Access ... 369Supporte
uOther FunctionalityEach of the following functions must be enabled during drive startup:Enable the drive to runRUN ENABLE (Point 35) can be commanded
E.4 APOGEE FLN Point List SummaryThis database is for APOGEE FLN Application 2721 and features 97 logical points: 29 Logical Analog Inputs (LAI), 35Lo
PointNo.PointTypePoint NameFactoryDefault(SI Units)Engr. Units(SI Units)Slope(SI Units)Intercept(SI Units)OnTextOffTextZ1000UParameter{28} LDILOC.REMM
PointNo.PointTypePoint NameFactoryDefault(SI Units)Engr. Units(SI Units)Slope(SI Units)Intercept(SI Units)OnTextOffTextZ1000UParameter{60} LAOINPUT RE
PointNo.PointTypePoint NameFactoryDefault(SI Units)Engr. Units(SI Units)Slope(SI Units)Intercept(SI Units)OnTextOffTextZ1000UParameter91 LAOCBL LOSSFR
E.5 Cable Loss Configuration and BehaviorThis section describes the configurable cable loss feature of the drive. This feature offers a user maximum f
Continue at Last Speed with AlarmFor this condition, COMM FLG ENA (Point 90) must be enabled and CBL LOSS TMR (Point 91) should be set to somethingoth
E.6 Mailbox FunctionuMailbox Function PointsnReading a Drive ParameterTwo points are defined for reading any drive parameter:• Point 70 specifies the
E.7 Fault CodesuCommunications FaultTable E.5 Drive FaultsFault Description Cause Corrective ActionFB14 FB14 Communication ErrorConnection is broken o
FaultNumber(Decimal)FaultNumber(Hex)Fault Name154 009AH CPF25 - No Tmnl card155 009BH CPF26 - BB Circuit ERR156 009CH CPF27 - PWM Set Reg ERR157 009DH
D.11 Communication Errors ...413MEMOBUS/Modbus Error
FaultNumber(Decimal)FaultNumber(Hex)Fault Name817 0331H oFC30 - COM ID Error818 0332H oFC31 - Type code Error819 0333H oFC32 - SUM Chk Error820 0334H
Metasys N2 Network ProtocolF.1 N2 SPECIFICATIONS AND CONFIGURATION...432F.2 CONNECTING TO A NETWORK...
F.1 N2 Specifications and ConfigurationThe bypasses can be monitored and controlled by a controller on a Metasys N2 network (N2) using RS-485 technolo
F.2 Connecting to a NetworkThis section explains how to connect the drive to an N2 network and the network termination required for a connection.uNetw
uWiring Diagram for Multiple ConnectionsFigure F.3 explains the wiring diagrams for multiple connections using N2 communication.nRS-485 InterfaceCONTR
F.3 N2 Setup ParametersuN2 Serial CommunicationThis section describes parameters necessary to set up N2 communications.nZ3-01: Serial Communications P
No. Name Setting Range DefaultZ3-05 Serial Communications Fault Select 0 to 4 1Setting 0: IgnoreSetting 1: Alarm OnlySetting 2: Fault with EF0An EF0 f
F.4 Bypass Operations by N2The drive operations that can be performed by N2 communication depend on drive parameter settings. This section explainsthe
nCable Loss Configuration and BehaviorThis section describes the configurable cable loss feature of the drive. This feature offers a user maximum flex
Continue at Last Speed with AlarmFor this condition, Communication Fault Enable (BO 11) must be enabled and Cable Loss Speed (AO 22) should be set to
G. STANDARDS COMPLIANCE ... 447G.1 Section Safety...
Fault Code Fault Name009CH ASIC PWM Setting Register Error (CPF27)009DH ASIC PWM Pattern Error (CPF28)009EH ASIC On-delay Error (CPF29)009FH ASIC BBON
F.5 Communications TimingTo prevent a communications overrun in the slave drive, the master should wait a certain time between sending messages tothe
F.6 Metasys N2 Point DatabaseThis section describes the Metasys N2 point database. This database features 100 logical points: 38 Analog Inputs (AI), 3
uMetasys N2 Analog Output (AO) SummaryTable F.6 Metasys N2 Analog Output Summary (Bypass to Metasys N2)Object ID Object Name Units Default Value Bypas
Object ID Object Name Default Off (0) State On (1) StateBI 10 Multi-Function Output 7 (Z2-23) 0 Off OnBI 11 Multi-Function Output 8 (Z2-24) 0 Off OnBI
F.7 Mailbox FunctionuReading Drive ParametersTwo points are defined for reading drive parameters:• AO 30 – Specifies the parameter to be read from the
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Standards ComplianceThis appendix explains the guidelines and criteria for maintaining CE and UL standards.G.1 SECTION SAFETY...
G.1 Section Safety DANGERElectrical Shock HazardBefore servicing, disconnect all power to the equipment. The internal capacitor remains charged even a
NOTICEObserve proper electrostatic discharge procedures (ESD) when handling the drive and circuit boards.Failure to comply may result in ESD damage to
Preface & General SafetyThis section provides safety messages pertinent to this product that, if not heeded, may result in fatality,personal injur
G.2 UL/cUL StandardsuUL Standards ComplianceThe UL/cUL mark applies to products in the United States and Canada. It indicates that UL has performed pr
Quick Reference SheetThis section provides tables to keep record of the bypass specifications, motor specifications, andparameter settings. Fill
H.1 Z1000U Bypass and Motor SpecificationsuZ1000U Bypass SpecificationsA.C. INPUTA.C. OUTPUTDesignator RatingSerial No.:4W14Z5747540001Model No. :Z1D1
H.2 Basic Parameter SettingsUse the following tables to keep records of important parameters. Have this data available when contacting Yaskawa technic
Terminal Input UsedSetting Valueand Function NameMemoA3 H3-06 = uMulti-Function Digital OutputsName Terminal Output UsedSetting Valueand Function N
H.3 User Setting TableUse the Verify Menu to see which parameters have been changed from their original default settings below the parameter number in
No. NameUserSettingC4-01Torque Compensation Gain C6-02 Carrier Frequency Selection C7-60 Output Voltage Limit Mode Selection d1-01Frequency Referen
No. NameUserSettingL5-03 Time to Continue Making Fault Restarts L5-04 Fault Reset Interval Time L5-05 Fault Reset Operation Selection L6-01 Torque
No. NameUserSettingZ1-29Phase Loss Blackout Voltage Level Z1-30EF0 Fault Delay Time Z1-31Loss of Load Detection Enable Z1-32Loss of Load Drive Freq
No. NameUserSettingZ4-03IP Address 3 Z4-04IP Address 4 Z4-05Subnet Mask 1 Z4-06Subnet Mask 2 Z4-07Subnet Mask 3 Z4-08Subnet Mask 4 Z4-09Gateway
i.1 PrefaceYaskawa manufactures products used as components in a wide variety of industrial systems and equipment. The selection andapplication of Yas
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Index++V...97Numerics5th Most Recent Fault...
Bypass Operations by BACnet... 368Bypass Operations by MEMOBUS/Modbus... 388
During Commercial Power Operation ... 174During Fast Stop ...
HAND Light... 111HAND Speed Reference Selection ...
Motor Overheat Fault (PTC Input) ... 246Motor Overload ...
Output Current at Previous Fault ... 344Output Current Imbalance ...
Removing the Front Cover ... 100Removing the Terminal Cover...
SvE ... 249TT1-03 ...
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uTerms and AbbreviationsTERMSTERMS• Bypass: Yaskawa Z1000U MATRIX Bypass• Drive: Yaskawa Z1000U-Series Drive• H: Hexadecimal Number Format• IGBT: Insu
Revision HistoryThe revision dates and the numbers of the revised manuals appear on the bottom of the back cover.MANUAL NO.Example: SIEP YAIZ1D1 01A
YASKAWA AMERICA, INC.2121, Norman Drive South, Waukegan, IL 60085, U.S.A.Phone: 1-800-YASKAWA (927-5292) or 1-847-887-7000 Fax: 1-847-887-7310http:/
i.2 General SafetyuSupplemental Safety InformationGeneral Precautions• The diagrams in this manual may be indicated without covers or safety shields t
uSafety Messages WARNINGHeed the safety messages in this manual.Failure to comply could result in death or serious injury.The operating company is res
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual5
NOTICEObserve proper electrostatic discharge procedures (ESD) when handling the drive and circuit boards.Failure to comply may result in ESD damage to
Acceleration/Deceleration TimesAcceleration and deceleration times are affected by the amount of torque generated by the motor, the load torque, and t
Geared MotorMake sure that the gear and the lubricant are rated for the desired speed range to avoid gear damage when operating at lowspeeds or very h
uBypass Label Warning ExampleAlways heed the warning information listed in Figure i.2 and Figure i.3 in the positions shown in Figure i.4.Figure i.2 W
uWarranty InformationnScope of WarrantyInspectionsCustomers are responsible for periodic inspections of the drive. Upon request, a Yaskawa representat
ReceivingThis chapter explains how to inspect the bypass upon receipt, and gives an overview of the differentenclosure types and components.1.1 SECTIO
1.1 Section SafetyNOTICEObserve proper electrostatic discharge procedures (ESD) when handling the drive and circuit boards.Failure to comply may resul
1.2 General DescriptionuControl Mode DetailsTable 1.1 gives an overview of the various features associated with the bypass.Table 1.1 Control Mode Fea
1.3 Model Numbers and Nameplate ChecksPlease perform the following tasks after receiving the bypass• Inspect the bypass for damage.If the bypass appea
CIMR-Z U 4 E A0096U AZ1000U SeriesNo.Enclosure TypeDesign Revision OrderNo.Region CodeU USAIP00 ANo. Voltage ClassNo.Environmental Specification3-ph
6YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
Z1D 1 BZ1000U BypassNo. VoltageRefer to the following tableD 208 VacB 480 VacNo. Enclosure Type1 IP20/NEMA Type 1040 P T No. Control Options
uBypass EnclosuresAll bypass units are intended for non-hazardous locations. All NEMA Type 1 Enclosure bypass units are constructed for indooruse to p
1.4 Bypass Component NamesThis section gives an overview of the bypass components described in this manual.Note: Arrangement of components differs on
1.5 Bypass Component DescriptionsuBypass Front Control PanelThe external appearance and component names of the bypass are shown in Figure 1.5.HOA keyp
BGEFMADABCDCCGCLHIJKA – Main input disconnectB – Motor overloadC – Bypass contactorD – Soft starter option PWE – Air filterF – Enclosure cooling fanG
Use an optional soft starter on the line side of the bypass contactor to limit the current on the bypass circuit to motor FLA orless. In this case, th
uFront Views of DriveAACBBCE(G) IG R+ R- S+ S-S1 S2 S3 S4 S5 S6 S7 S8 SN SC SPV+ AC A1 A2 A3 FM AM AC 24VRP ACM1 M2 M3 M4 MD ME MF
Mechanical InstallationThis chapter explains how to properly mount and install the bypass.2.1 SECTION SAFETY...
2.1 Section Safety WARNINGCrush HazardUse a dedicated lifting device when moving or positioning the drive.Failure to comply may result in serious inju
NOTICEWhen the input voltage is 480 V or higher or the wiring distance is greater than 100 meters, pay special attention tothe motor insulation voltag
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual7
2.2 Mechanical InstallationThis section outlines specifications, procedures, and the environment for proper mechanical installation of the bypass.uIns
uInstallation Orientation and SpacingInstall the bypass upright as illustrated in Figure 2.1 to maintain proper cooling.Figure 2.1 Correct Installatio
2.2 Mechanical InstallationThis Page Intentionally Blank72YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
Electrical InstallationThis chapter explains the proper procedures for wiring the control circuit terminals, motor, and powersupply.3.1 SECTION SAFETY
3.1 Section Safety WARNINGElectrical Shock HazardDo not connect or disconnect wiring while the power is on.Failure to comply may result in death or se
WARNINGDo not use an improper voltage source.Failure to comply could result in death or serious injury by fire.Verify that the rated voltage of the d
3.2 Standard Connection DiagramConnect the bypass and peripheral devices as shown in Figure 3.1. It is possible to set and run the bypass via the HOA
<1><4><2><1><5><10><9><7><1><6><3><8><2><6>YASKAWA SIEP YAIZ1D 01
This Page Intentionally Blank3.2 Standard Connection Diagram YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual 78
<1> Connect the cabinet ground lug to earth ground and utility ground.<2> Insulated twisted shielded wire is required. Connect the shield
8YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual
3.3 Main Circuit WiringThis section describes the functions, specifications, and procedures required to safely and properly wire the main circuit inth
OFFONFigure 3.3 Turn Fasteners3.Door will now swing open on hinges located on left side of the bypass.Figure 3.4 Swing Open Door3.3 Main Circuit Wirin
nModels D143 to D211, B156 to B240, and B302 to B4141.Move the circuit breaker handle to the “OFF” position.Figure 3.5 Disconnect Power2.Turn the door
Figure 3.6 Turn Door Handle3.3 Main Circuit WiringYASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual833Electrical Installation
uBypass Main Circuit Terminal Block ConfigurationFigure 3.7 shows the different main circuit terminal arrangements by model.D024 to D114B011 to B124D1
3.4 Input and Output Power Wiring ConnectionsThe input disconnect switch is located in the upper right hand side of the bypass. The three-phase input
uMain Circuit Terminal FunctionsTable 3.1 Main Circuit Terminal FunctionsTerminal Description Function Page1/L1Main circuit power supply input Connect
Table 3.3 Main Input Circuit Wiring Tightening Torques and Wire Gauges Without Option PWBypass Model Z1D1 Standard Circuit Breaker Without Option PW20
uMain Input Circuit and Motor WiringThis section outlines the various steps, precautions, and checkpoints for wiring the main circuit terminals and mo
Figure 3.9 Ground Wiring for Multiple Bypass UnitsnEnable the Internal EMC FilterIf EMC is a concern and the network is grounded symmetrically, instal
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual9
Three-phase variable transformer without solidly grounded neutralL1L2L3L1L2L3L1L2L3Figure 3.10 Symmetrical Grounded NetworkONOFFSWABE(G) IG R+ R- S+ S
ONOFFSWABS1 S2 S3 S4 S5 S6 S7 S8 SN SC SPV+ AC A1 A2 A3 FM AM AC 24VRP AC MD ME MF MA MB MCA – SW (ON) B – Screw (OFF)Figure 3.12
ABA – SW (ON) B – Screw (OFF)Figure 3.14 EMC Filter Switch Location(Models 2E0154, 2W0154, 2E0192, 2W0192, 4E0156, 4W0156, 4E0180, and 4W0180)BABAA –
ABBAn1 p1A – SW (ON) B – Screw (OFF)Figure 3.16 EMC Filter Switch Location(Models 4E0302 to 4E0414 and 4W0302 to 4W0414)uWiring the Main Input Circuit
nMain Input Circuit Wire RoutingFigure 3.17 shows suggested wire entry and bending areas for representative enclosures.NOTICE: Route motor leads U/T1,
CBE(G) IG R+ R- S+ S-S1 S2 S3 S4 S5 S6 S7 S8 SN SC SPV+ AC A1 A2 A3 FM AM AC 24VRP ACM1 M2 M3 M4 MD ME MF MA MB MCCBE(G) IG
3.5 Control Circuit WiringuControl Circuit Connection DiagramRefer to Figure 3.1 on page 77 when wiring terminals on the bypass and drive control circ
Type Signal Name Description SpecificationDigital Outputs120 VacDO-1 Digital Output 1(Factory use only) 120 Vac, 66 VA sealed, 1650 inrushDO-2 Digital
uSerial CommunicationsRefer to BACnet Communications on page 361 or Refer to MEMOBUS/Modbus Communications on page 381 for detailsdepending on the app
uDrive Cover RemovalFollow the procedures below to remove and reattach the drive covers for wiring.uDrives in Bypass Models D024 to D114 and B011 and
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