286
Rockwell Automation Publication 1715-UM001J-EN-P - December 2020
Appendix F I/O Tag Definitions
4
InHold
5
NotANumber
6
LAlarm
7
HAlarm
8
RateAlarm
9
LineFault
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
4
InHold
5
NotANumber
6
LAlarm
7
HAlarm
8
RateAlarm
9
LineFault
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