ABB ACS850 Drive
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Dec 20, 2021 9:58 am
How can resolve problem F0022 STO2 LOST Fault in ABB ACS850 Drive ?
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Dec 20, 2021 9:58 am
Cause : Safe torque off function is active, that is, safety circuit signal 2 connected between XSTO:2 and XSTO:4 is lost.
Check safety circuit connections.
