Rockwell Automation 1503VC IntelliVAC Plus Contactor Control Module - Manual (Page 51)

4-24 Description of Features
1503-UM054C-EN-P – June 2013
The Contactor status LED is off to indicate that the contactor is in an
Open condition and the Contactor status relay is open to reflect the
status of the contactor thus preventing externally connected circuits
from functioning.
This condition is valid for both Electrically Held and Mechanically
Latched contactors.
Healthy Module and Contactor CLOSED
This is a Normal condition and no additional action is required.
This indicates that the Basic module within the IntelliVAC Plus unit
has no faults or warnings and the status of the contactor being
controlled is in a Closed condition.
The Module status LED is Green to indicate a good module and the
Module status relay is closed to allow externally connected circuits
to function.
The Contactor status LED is Yellow to indicate that the contactor is
in a Closed condition and the Contactor status relay is closed to
reflect the status of the contactor thus allowing externally connected
circuits to function.
This condition is valid for both Electrically Held and Mechanically
Latched contactors.
Invalid Command Present
This is a Warning condition and the action of the Close/Jog/Trip
commands should be analyzed.
This indicates that the Basic module within the IntelliVAC Plus unit
has a warning due to an invalid command and the status of the
contactor being controlled is in an Open condition.
The Module status LED is Yellow to indicate a module with warning
level problems and the Module status relay is closed to allow
externally connected circuits to function.
The Contactor status LED is off to indicate that the contactor is in an
Open condition and the Contactor status relay is open to reflect the
status of the contactor thus preventing externally connected circuits
from functioning.
The types of commands that are considered invalid are as follows: