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Trip Fault Queue Number Read
0
PLC request
3
Drive response
4
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Trip Fault Queue Number Read provides the fault queue number of
the fault that caused the device to trip.
PLC Block Transfer Instruction Data
PLC request instruction length: 3 words
Drive response instruction length: 4 words
Figure B.14
PLC Request
Message Length
3
PLC Decimal Value
1794
0
Message Operation
Trip Fault Queue Number Read provides the number of the entry in
the fault queue that tripped the device in word 3 of the drive response.
The fault queue number is 0 when the device is not faulted.
If an error has occurred in the block transfer, word 1 of the response is
negative.
Example
In this example, the device has stored a fault in the first entry of the
fault queue that caused the drive to trip. Word 3 of the response
indicates the entry number.
Data File Format
1
2
3
1794
0
1794
0
1*
* Example only — These values vary depending on parameters and products.
Supported Block Transfer Messages
Message Structure
Header Word 0
Message Length
PLC Decimal Value
Header Word 1
1794 — Message OK
–30984 — Message Error
Header Word 2
Number of Trip Fault
4
5
6
B–21
Drive Response
Header
4
Word 0
Header
Word 1
Header
0
Word 2
Header
or Error Code
Word 3
7
8
9
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