Rockwell Automation 1791ES-IB16 Guard I/O EtherNet/IP Safety Modules User Manual
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Rockwell Automation Publication 1791ES-UM001D-EN-P - May 2013
Chapter 6
Interpret Module Indicators
Table 10 - 24V DC Output Power Indicator
State
Status
Description
Recommended Action
Off
No power
No power is applied.
Apply power to this section.
Solid green
Normal operation
The applied voltage is within specifications.
None.
Solid yellow
Output power out of specification
The output power is out of specification.
Check your connectors, wiring, and voltages.
Table 11 - Module Status Indicator
State
Status
Description
Recommended Action
Off
No power
No power is applied to the power connector.
Apply power to this connector.
Solid green
Normal operation
The module is operating normally.
None.
Solid red
Unrecoverable fault
The module detected an unrecoverable fault.
Cycle power to the module. If problem persists,
replace the module.
Flashing red and
green
Module is unconfigured
Module needs commissioning due to missing, incomplete, or
incorrect configuration.
Reconfigure the module. For additional
information, inspect Network Status indicator.
Device in self test
The module is performing its power-cycle diagnostic tests.
Wait for the module to complete its power-cycle
diagnostics.
Flashing green
Idle
Idle, waiting for connection from scanner.
Establish connection.
Flashing red
Recoverable fault
The module has detected a recoverable fault.
Cycle power to the module or reset the module.
User-initiated firmware update in progress
User-initiated firmware update is in progress.
Wait for firmware update to complete.
Table 12 - Network Status Indicator
State
Status
Description
Recommended Action
Off
Module not online
The module does not have an IP address.
Verify your network is working properly.
Flashing green Module online with no connections in
established state
The module has acquired an IP address, but no connections are established. Verify your network and module
configuration.
Solid green
Module online with connections in
established state
The module is operating normally.
None.
Flashing red
One or more I/O connections in timed-out
state
The module detected a recoverable network fault.
Verify your network and module
configuration.
User-initiated firmware update
User-initiated firmware update is in progress.
Wait for firmware update to complete.
Solid red
Critical link failure
The module detected an error that prevents it from communicating on the
network, such as duplicate IP address has been detected.
Cycle power to the module. Check network
IP addressing.
Flashing red
and green
Self test
The module is performing its power-cycle diagnostic test.
Wait for the module to complete its power-
cycle diagnostics.