Rockwell Automation 1503VC IntelliVAC Plus Contactor Control Module - Manual (Page 164)

Chapter
10
1503-UM054C-EN-P – June 2013
Troubleshooting
IB Operational Troubleshooting Procedures
The following table identifies possible causes and corrective actions
when troubleshooting IB related faults using the IntelliVAC Plus
Module Status/Contactor Status LEDs.
NOTE:
All parameters indicated in this section refer to a 5IB-MC
system. See the appropriate section of Appendix B for the
corresponding parameter for other IB-MC version.
Table 10.A – IB Operational Troubleshooting Procedures
LED Color
State Condition/Possible Cause Corrective Action
Module
Status
Contactor
Status
Green Off Normal The module is healthy and the contactor is
open.
No action required.
Green Yellow Normal The module is healthy and the contactor is
closed.
No action required
Yellow Off Warning An invalid command was present
The Close, Jog or Trip commands were
present during a power up
sequence.
The Close or Jog command was re-
applied too quickly (before the
contactor opening sequence is
verified)
The Close and Trip commands are
present simultaneously (only valid
for Mechanical Latch contactors)
Prevent Close, Jog or Trip commands
from being present during a power up
sequence.
The Close command can only be re-
applied as described in the Delayed
Restart section. Increase the delay time
between removal of the Close command
and its reapplication.
The Jog command can only be reapplied
as described in the Temporary Jog
Function section. Increase the delay time
between removal of the Jog command
and its reapplication.
Prevent the Close and Trip commands
from simultaneously being applied. The
Trip command can only be applied within
a minimum of 200mS from the application
of the Close command.