Allen-Bradley 1756-CNB User Manual page 170

170 Attributes of the Redundancy Object
For this information
Results of the compatibility
checks with the partner
controller.
Status of the
synchronization
(qualification) process.
Keyswitch settings of the
controller and its partner
match or do not match.
Position of the keyswitch of
the partner.
Status of the minor faults of
the partner (if the
ModuleRedundancyState
indicates that a partner is
present).
Publication 1756-UM523F-EN-P - December 2006
Get this attribute Data
Type
CompatibilityResults INT
Qualification INT
InProgress
KeyswitchAlarm DINT
PartnerKeyswitch DINT
PartnerMinorFaults DINT
GSV/SSV Description
GSV If Then
0 Undetermined
1 No compatible partner
2 Fully compatible partner
GSV If Then
-1 Synchronization (qualification) is not in progress.
0 Unsupported
1 - 99 For modules that can measure their completion
percentage, the percent of synchronization
(qualification) that is complete.
50 For modules that cannot measure their completion
percentage, synchronization (qualification) is in
progress.
100 Synchronization (qualification) is complete.
GSV If Then
• The keyswitches match
0
or
• No partner is present.
1 Keyswitches do not match
GSV If Then the keyswitch is in
0 Unknown
1 RUN
2 PROG
3 REM
GSV This Means this minor fault
bit
1 Powerup fault
3 IO fault
4 Problem with an instruction (program)
6 Periodic task overlap (watchdog)
9 Problem with the serial port
10 Low battery