Yaskawa Ladder Works Programming Manual Instrukcja Użytkownika Pobierz pdf (Strona 185)

9.5 Failure Trace Read Function (FTRC-RD)

9-10

9.5.1 Failure Occurrence Data Readout

Failure occurrence data readout is described in figure 9.3. The readout will always be started

from the most recent record.

User Register

Readout

Failure Occurrence Trace Memory

Number of

read records

Old

New

Head address of the register

into which data is read

Most recent record

Figure 9.3 Failure Occurrence Data Readout

9.5.2 Readout Data Configuration (Failure Occurrence Data)

■ Data Configuration

Dat - Adr

→

～

5 words Record 1

Record 2

Record n

・

5 words

Max. 320 words

Trace data

Time of occurrence-old

Time of occurrence-new

Figure 9.4 Data Configuration

■

Record Configuration

2 words

1 word

Year and month of occurrence

Day and hour of occurrence

Minutes and seconds of occurrence

1 record (5 words)

Figure 9.5 Record Configuration

■ Structure of Register Designation No. (2 words)

Contain the failure detection relay information.

⇒

1 word

F8 70

Data address

②①

07D0

8301

(Example) MB020001 (hexadecimal expression)

Figure 9.6 Structure of Register Designation No.

1 2 ... 180 181 182 183 184 185 186 187 188 189 190 ... 219 220

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