ABB ACSM1 Drive
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Dec 21, 2021 12:27 pm
How can resolve problem A2003 SAFE TORQUE OFF alarm in ABB ACSM1 Drive ?
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Dec 21, 2021 12:28 pm
Cause : Safe Torque Off function is active, ie, safety circuit signal(s) connected to connector X6 is lost while drive is stopped and parameter 46.07 STO DIAGNOSTIC is set to (2) Alarm.
Programmable fault: 46.07 STO DIAGNOSTIC
Check safety circuit connections.
