Siemens Micromaster 420 or MM420 Drive
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Jun 09, 2022 5:19 am
F0221 fault in siemens micromaster 420 or MM420 drive - comes when PID feedback below the minimum value P2268 or incorrect gain value in parameter.
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Jun 09, 2022 5:20 am
Cause : PID feedback below the minimum value - PID feedback below the minimum value P2268.
- change value of P2268.
- set feedback gain.
1. Change value of P2268
2. Adjust feedback gain
