286 Rockwell Automation Publication 1715-UM001J-EN-P - December 2020
Appendix F I/O Tag Definitions
4InHold
5NotANumber
6LAlarm
7HAlarm
8RateAlarm
9LineFault
Status DINT, bit-field Bit Name Description
8 GroupFault 0 = Good
1 = Any channel on module is
faulted/failed
Table 72 - 8-channel Analog Output, Simplex, Input
Tag Name Data Type Definition
Table 73 - 8-channel Analog Output, Duplex, Input
Tag Name Data Type Definition
Fault DINT, Binary Module fault bit:
0 when a module is present and reporting valid data, OxFFF_FFFF
when no module is present, no Logix connection exits, or reported
data is invalid.
ChDuplex[0…7] Array of structure Array of 8 structures that represent the data and fault status for channels 0…7:
0 = Data
1 = Faults
ReadBack REAL Input data
Faults DINT, bit-field Channel fault status:
Bit Name Description
0 Fault 0 = Good
1 = Circuit fault for this channel
1 ModAFault 0 = Good
1 = Fault or Module A not present
2 ModBFault 0 = Good
1 = Fault or Module B not present
4InHold
5NotANumber
6LAlarm
7HAlarm
8 RateAlarm
9LineFault
Status DINT, bit-field
Redundancy and power status:
Bit Name Description
0 ModAFault 0 = Good
1 = Fault or module not present
1 ModBFault 0 = Good
1 = Fault or module not present
8 GroupFault 0 = Good
1 = Any channel on module is faulted/
failed
9 ModAGroupFault 0 = Good
1 = Any channel on Module A is
faulted/failed
10 ModuleBGroupFault 0 = Good
1 = Any channel on Module B is
faulted/failed
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