ABB A138 fault code meaning
ABB / A138
Series: DCS500B
Init values read
DC drive
Meaning:
Possible causes
Source: DCS500B Operation Manual Chinese edition (official site)
Series: DCS550
Off2FieldBus
DC drive
Meaning: Off2 (Emergency Off / Coast Stop) pending via
Possible causes
Source: DCS550 Manual (EN, official site)