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P a g e
Alarm
Controller Communication Failure
Code: AlrmLimCtrlrCommFail
Category:
Event
Trigger
Action
Unit immediate shutdown
Reset method
Manual reset
Reset
Condition
Communication between main controller and extension module is established for 5
Sec
Solution
Check connection between Main controller and extension module
Alarm
Emergency Stop Alarm
Code: UnitOffEmergencyStopOffNormal
Category:
Critical
Trigger
Action
Unit immediate shutdown
Reset method
Manual reset
Reset
Condition
Emergency stop contact = Closed for 5 Sec
Solution
Check emergency stop switch condition
Check and eliminate the cause of emergency shutdown
Main controller power
up time = 60 Sec?
Alarm
No
Yes
Yes
No
Ext. module no
communication with
Main controller?
Yes
No
Emergency stop contact
= Open?
Alarm
Summary of Contents for UAA-ST3M
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