Fault Queue Entry Read Full - Allen-Bradley 1203 Series User Manual

B–18 Supported Block Transfer Messages

Fault Queue Entry Read Full

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Fault Queue Entry Read Full reads the contents of the specified
fault queue entry. A message is returned which includes the fault text
and fault code associated with the fault. The 1336 FORCE drive also
returns the time stamp associated with the fault.
PLC Block Transfer Instruction Data
PLC request instruction length: 3 words
Drive response instruction length: 12 or 16 words
Figure B.12 Message Structure
PLC Request
Message Length
Header Word 0
3
➀
PLC Decimal Value
Header Word 1
1792
Fault Queue
Header Word 2
Entry Number
1336 FORCE
➂
Drive Only
➀
For Warning Queue Read Full messages, the PLC decimal value is 2048.
➁
For Warning Queue Read Full messages, a message OK returns 2048, and a message
error returns -30720.
➂
Other drives return zeros.
Drive Response
Message Length
12 or 16
PLC Decimal Value
1792 — Message OK
–30976 — Message Error
Fault Queue
Entry Number
Char 2
Char 4
Char 6
Char 8
Fault Text
Char 10
Char 12
Char 14
Char 16
Fault Code Value
SES
Hour
Clock
Time
Date
Year
Header
Word 0
➁
Header
Word 1
Header
Word 2
Data
Char 1
Word 3
Data
Char 3
Word 4
Data
Char 5
Word 5
Data
Char 7
Word 6
Data
Char 9
Word 7
Data
Char 11
Word 8
Data
Char 13
Word 9
Data
Char 15
Word 10
Data
Word 11
Data
REF
Word 12
Data
Minute
Word 13
Data
Day
Word 14
Data
Month
Word 15