ABB 5090 fault code meaning
ABB / 5090
Series: ACH531, ACH580, ACQ531, ACQ580, ACS180, ACS280, ACS380, ACS530, ACS580
STO Hardware fault
drive
Meaning: STO hardware diagnostics detected a hardware fault.
Possible causes
Source: ACH531 Firmware Manual P137; ACH580 HVAC Control Program Firmware Manual P286; ACQ531 Firmware Manual P119; ACQ580 Pump Control Program Firmware Manual P195; ACS180 Machinery Control Program Firmware Manual P321; ACS280 Firmware Manual P343; ACS380 Machinery Control Program Firmware Manual P440; ACS530 Firmware Manual P272; ACS580 Standard Control Program Firmware Manual P539
Series: ACS860
Drive interlock hardware fault
drive
Meaning: Drive interlock hardware fault.
Possible causes
Source: ACS860 Basic Control Program Firmware Manual P310
Series: ACS880-M04, ACS880-MARINE, ACS880
STO Hardware fault
drive
Meaning: Safe torque off hardware fault.
Possible causes
Source: ACS880-M04 Machinery Control Program Firmware Manual P433; ACS880 Light Marine P325; ACS880 Basic Control Program Firmware Manual P470
Series: ACS880-POS, ACS880-WINCH
STO hardware fault
drive
Meaning: Safe torque off hardware fault.
Possible causes
Source: ACS880 Position Control Program P459; ACS880 Winch Control Program P565
Series: DCS880
hardwarefault (STO hardware fault)
DC drive
Meaning: hardwarefault (STO hardware fault).
Possible causes
Source: DCS880 Firmware Manual_3ADW000474R P380