Rockwell Automation Publication 1715-UM001J-EN-P - December 2020
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Appendix F I/O Tag Definitions
1715-OF8I
This section describes the tags that are associated with the 1715-OF8I module.
1 = This channel on Module B is
faulted/failed
3
Underrange
0 = Good
1 = Underrange detected
4
Overrange
0 = Good
1 = Overrange detected
RollingTimestamp
INT
Timestamp data
Status
DINT, bit-field
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
ModBGroupFault
0 = Good
1 = Any channel on ModuleB is faulted/
failed
Table 70 - 16-channel Analog Input, Duplex, Input
Tag Name
Data Type
Definition
Table 71 - 8-channel Analog Output, Output
Tag Name
Data Type
Definition
AOCh[0…7]
Array of structure
Array of 8 structures for the output data:
0 = Data
1 = Faults
Data
REAL
Commanded output value
Control
DINT, bit-field
Alarm control:
Bit
Name
Description
0
HAlarmUnlatch
Rising edge transition (that is, 0 > 1)
unlatches alarm
1
LAlarmUnlatch
Rising edge transition (that is, 0 > 1)
unlatches alarm
2
RateAlarmUnlatch
Rising edge transition (that is, 0 > 1)
unlatches alarm
Table 72 - 8-channel Analog Output, Simplex, 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