ABB A101 fault code meaning
ABB / A101
Series: DCS500B
Start inhibition
DC drive
Meaning:
Possible causes
Source: DCS500B Operation Manual Chinese edition (official site)
Series: DCS550
Off2 (emergency power-off/coast stop) pending (digital input)
DC drive
Meaning: Off2 (Emergency Off / Coast stop) pending via digital 9.06, RdyRun = 1 1
Possible causes
Source: DCS550 Manual (EN, official site)