Rockwell Automation 1503 IntelliVAC Contactor Control Module - Series C and later - Manual (Page 42)

Monitoring and Troubleshooting 5-3
1503-UM052D-EN-P – June 2013
Table 5.A – IntelliVAC Status Indication (Series C only)
Conditions

Description
Module Status Contactor Status
LED Color Relay LED Color Relay
Normal Healthy Module and Contactor OPEN Green Closed Off Open
Normal Healthy Module and Contactor CLOSED Green Closed Yellow Closed
Warning Invalid Command Present  Yellow Closed Off Open
Warning Mechanical Latch Fail to Trip Yellow Open Yellow Closed
Fault Power Up with Contactor CLOSED  Red – Flash 2  Open Yellow Closed
Fault Contactor Fails to Pick Up Green Open Red – Flash 1  Open
Fault Contactor Drop Out During Hold Green Open Red – Flash 2  Open
Fault Long Contactor Drop Out Time Green Open Red – Flash 3  Open
Fault Microcontroller Malfunction Red Open Red Open
Fault Power Up with Invalid Dip Switch Configuration Red – Flash 1 ⊂ Open Off Open
Fault Undervoltage with a CLOSE Command Present  Red Open Off Open
 Warning = Recoverable Condition – Remove and retry offending signal
 Fault = Non-recoverable condition – Module power must be removed and re-applied.
 Flash 1 = 1 Flash Red LED followed by a pause.
 Flash 2 = 2 Consecutive Red LED flashes followed by a pause.
 Flash 3 = 3 Consecutive Red LED flashes followed by a pause.
 Only for Electrically Held Contactor
 Invalid Command Types:
1. Close, Jog or Trip commands present during power up sequence.
2. Close or Jog command re-applied too quickly (before contactor opening sequence is verified).
Allow at least 60 msec, plus drop out delay time, before re-applying these signals.
NOTE: Contactor will only respond to a close command re-applications after the re-start delay timer has expired.
3. Close and Trip commands present simultaneously (valid with Mechanical Latch contactors only).
 Undervoltage conditions are defined on page 3-17.