40
Rockwell Automation Publication 1732E-UM001A-EN-P - December 2019
Appendix A
Interpret Status Indicators
Status Indicator
Descriptions
The following table describes the meaning of colors and flashes produced by the
status indicators.
Table 21 - Status Indicators and Descriptions
Status Indicator
Color
Description
C0…C15
Off
The channel is in the off state.
Yellow for even channels;
White for odd channels
The channel is in the on state.
Red
Senor or actuator fault (overload/short-circuit)
LNK1/LNK2
Off
No connection to the controller.
Green
Communicating with the controller.
Module status
Off
Module is switched off.
Flashing green
Module ready but not configured.
Green
Module ready for operation.
Flashing red
Recoverable fault. An incorrect or contradictory
configuration is classified as a recoverable fault.
Red
Non-recoverable fault.
Flashing red/green
Module is performing a self-test.
Network status
Off
Module is switched off or does not have an IP address.
Flashing green
No connection: module has no connections.
IP address exists.
Green
Connected: Module has at least one connection.
Flashing red
Connection has exceeded limit or connection interrupted.
Red
Duplicate IP address. Module has determined that the
assigned IP address already exists.
Flashing red/green
Module is performing a self-test.
Actuator power supply
status
Off
Power supply is off.
Green
Power supply is operating normally.
Red
Power supply is < 18V ±1V.
Sensor power supply
status
Off
Power supply is off.
Green
Power supply is operating normally.
Red
Power supply is < 18V ±1V.