Allen-Bradley ControlLogix 1756-OA8

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ControlLogix AC (74-265V) Output Module 11

Publication 1756-5.16 - September 1999

Check the Indicators

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PRGXOH2.UHGJ UHHQ 

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DPD[LPXPRIVHFRQ GV

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DQGPRGXOH

LED

indicator:

This display: Means: Take this action:

OK Steady green light The outputs are actively

being controlled by a system

processor.

None

OK Flashing green light The module has passed

internal diagnostics but is not

actively controlled.

None

OK Flashing red light Previously established

communication has timed

out.

Check controller and chassis

communication.

OK Steady red light The module must be

replaced.

Replace the module.

I/O State Yellow The output is active. None

20978-M

ST012 34567

AC OUTPUT

Allen-Bradley HMIs

Allen-Bradley ControlLogix 1756-OA8 - Check the Indicators