Omron fault codes
Fault codes
- 0xFF01 Drive overcurrent
- 0xFF02 Drive overvoltage
- 0xFF05 Drive internal voltage fault
- 0xFF06 Position error out of limit
- 0xFF07 Motor encoder not connection
- 0xFF08 Full closed-loop hybrid position deviation out of limit
- 0xFF09 Second encoder signal fault
- 0xFF0A Regeneration potential dump failed
- 0xFF0B Safe torque off active
- 0xFF0D FPGA fault
- 0xFF0E Parameter read failure
- 0xFF0F Absolute encoder multi-turn fault
- 0xFF10 Motor locked rotor
- 0xFF12 Motor encoder communication error
- 0xFF13 CSP command position change out of range
- 0xFF31 Forward inhibit limit
- 0xFF32 Reverse inhibit limit
- 0xFF33 Forward inhibit limit and reverse inhibit limit
- 0xFF34 Motor heavy-load state
- 0xFF35 Rotation commanded while motor not enabled
- 0xFF36 Drive undervoltage
- 0xFF38 Motor speed exceeds limit
- 0xFF39 Drive main circuit power supply input phase loss
- 0xFF3A Digital input emergency stop
- 0xFF3B Absolute encoder battery undervoltage
- 0xFF3C Absolute position lost
- 0xFF3D Absolute position overflow
- 0xFF3E Motor overtemperature
- 0xFF3F Drive undervoltage
- 0xFF41 Parameter save failed
- 0xFF42 I/O signal function multiplexed
- 0xFF45 Homing parameter configuration error
- 0xFF46 Motor collision alarm
- 0xFF50 Motor runaway
- 0xFFDA EtherCAT communication error
- 11 Control power voltage insufficient
- 12 Overvoltage
- 12.00 Overvoltage Error
- 13 Insufficient voltage
- 13.01 Main Circuit Power Supply Phase Loss Error
- 14 Overcurrent
- 14.00 Overcurrent Error
- 14.01 Power Module Error
- 14.03 Inrush Current Prevention Circuit Error
- 15 Drive overheat
- 15.00 Servo Drive Overheat
- 15.01 Motor Overheat Error
- 16 Overload
- 16.00 Overload Error
- 18 Regeneration overload
- 18.00 Regeneration Overload Error
- 18.01 Regeneration Circuit Error
- 18.02 Regeneration Processing Error
- 21 Encoder open detection fault
- 21.00 Encoder Communications Disconnection Error
- 21.01 Encoder Communications Error
- 23 Encoder communication error
- 24 Deviation counter overflow
- 24.00 Excessive Position Deviation Error
- 24.01 Excessive Speed Deviation Error
- 26 Overspeed
- 26.00 Excessive Speed Error
- 27 Electronic gear setting error
- 27.01 Absolute Value Cleared
- 28.00 Pulse Output Overspeed Error
- 28.01 Pulse Output Setting Error
- 29.03 Following Error Counter Overflow
- 33.00 General Input Allocation Duplicate Error
- 33.09 General Output Allocation Duplicate Error
- 34 Out of range limit fault
- 34.01 Software Limit Exceeded
- 35.00 FPGA WDT Error
- 35.01 System Error
- 35.02 Self-diagnosis Error
- 36 Parameter error
- 36.00 Non-volatile Memory Data Error
- 37 Parameter corrupted
- 37.00 Non-volatile Memory Hardware Error
- 38 Drive inhibit input fault
- 38.00 Drive Prohibition Input Error
- 39 Analog input too large 1
- 40 Absolute system stop fault
- 41 Absolute counter overflow fault
- 41.00 Absolute Encoder Counter Overflow Error
- 42 Absolute overspeed
- 43.01 Encoder Memory Error
- 44 Absolute single-turn counter fault
- 44.00 1-rotation Counter Error
- 45 Absolute multiturn counter fault
- 45.00 Absolute Encoder Multi-rotation Counter Error
- 45.01 Absolute Position Detection Error
- 46 Encoder fault 1
- 47 Absolute status fault
- 47.00 Overspeed Error
- 48 Encoder Z phase fault
- 49 Encoder PS signal fault
- 58 CPU fault 1
- 58.00 Main Circuit Temperature Monitoring Circuit Failure
- 59.00 Fan Error
- 60 CPU fault 2
- 61 CPU fault 3
- 62 CPU fault 4
- 62.00 Control Right Release Error
- 63 CPU fault 5
- 65 Analog input too large 2
- 66 Analog input too large 3
- 70.00 Safety Parameter Error
- 70.01 Safety Communications Setting Error
- 70.02 FSoE Slave Address Error
- 70.03 Safety Frame Error
- 70.04 Safety Communications Timeout
- 73 CPU fault 6
- 77 CPU fault 7
- 81 CPU fault 8
- 83.01 EtherCAT State Change Error
- 83.02 EtherCAT Illegal State Change Error
- 83.03 Communications Synchronization Error
- 83.04 Synchronization Error
- 83.05 Sync Manager WDT Error
- 83.06 Bootstrap State Transition Request Error
- 87.00 Error Stop Input
- 88.01 ESC Initialization Error
- 88.02 Synchronization Interruption Error
- 88.03 SII Verification Error
- 88.04 ESC Error
- 90.00 Mailbox Setting Error
- 90.01 PDO WDT Setting Error
- 90.02 SM Event Mode Setting Error
- 90.03 DC Setting Error
- 90.04 Synchronization Cycle Setting Error
- 90.05 RxPDO Setting Error
- 90.06 TxPDO Setting Error
- 90.07 RxPDO Mapping Error
- 90.08 TxPDO Mapping Error
- 90.09 Node Address Updated
- 91.01 Command Error
- 93.00 Electronic Gear Setting Error
- 94 Encoder fault 2
- 94.00 Function Setting Error
- 95 Motor mismatch
- 95.01 Motor Non-conformity
- 96 CPU fault 9
- 97 CPU fault 10
- 97.00 Brake Interlock Error
- 99 CPU fault 11
- AERR Frequency command input signal error
- AUE Cannot auto-tuning
- BB External base block
- CE01 FUNCTION code error
- CE02 Register number fault
- CE03 Data error
- CE04 Slave execution fault
- CE06 Slave executing
- CE10 Communication timeout
- CP01~CP10 Internal fault
- E001 Overcurrent
- E005 Motor overload
- E006 Braking resistor overload
- E007 Overvoltage
- E008 Memory error
- E009 Undervoltage
- E01 Overcurrent (at constant speed)
- E010 Current detection fault
- E011 CPU fault
- E012 External trip fault
- E013 USP fault
- E014 Ground fault
- E015 Incoming overvoltage
- E016 Momentary power loss fault
- E019 Temperature detection fault
- E02 Overcurrent (during deceleration)
- E020 Cooling fan speed too low temperature fault
- E021 Temperature fault
- E024 Input phase loss
- E03 Overcurrent (during acceleration)
- E030 IGBT fault
- E034 Output phase loss
- E035 Thermistor fault
- E036 Brake fault
- E038 Low-speed zone overload
- E039 Controller overload
- E04 Overcurrent protection (other)
- E040 Operator panel disconnected
- E041 RS485 communication error
- E042 RTC fault
- E043 EzSQ improper instruction fault
- E044 EzSQ nesting count fault
- E045 Command execution error
- E05 Overload
- E050 EzSQ user-defined fault 0
- E051 EzSQ user-defined fault 1
- E052 EzSQ user-defined fault 2
- E053 EzSQ user-defined fault 3
- E054 EzSQ user-defined fault 4
- E055 EzSQ user-defined fault 5
- E056 EzSQ user-defined fault 6
- E057 EzSQ user-defined fault 7
- E058 EzSQ user-defined fault 8
- E059 EzSQ user-defined fault 9
- E06 Braking resistor overload
- E060 Option 1 fault 0
- E061 Option 1 fault 1
- E062 Option 1 fault 2
- E063 Option 1 fault 3
- E064 Option 1 fault 4
- E065 Option 1 fault 5
- E066 Option 1 fault 6
- E067 Option 1 fault 7
- E068 Option 1 fault 8
- E069 Option 1 fault 9
- E07 Overvoltage
- E070 Option 2 fault 0
- E071 Option 2 fault 1
- E072 Option 2 fault 2
- E073 Option 2 fault 3
- E074 Option 2 fault 4
- E075 Option 2 fault 5
- E076 Option 2 fault 6
- E077 Option 2 fault 7
- E078 Option 2 fault 8
- E079 Option 2 fault 9
- E08 EEPROM error
- E080 Option 3 fault 0
- E081 Option 3 fault 1
- E082 Option 3 fault 2
- E083 Option 3 fault 3
- E084 Option 3 fault 4
- E085 Option 3 fault 5
- E086 Option 3 fault 6
- E087 Option 3 fault 7
- E088 Option 3 fault 8
- E089 Option 3 fault 9
- E09 Undervoltage
- E090 STO cut-off fault
- E091 STO internal fault
- E092 STO line 1 fault
- E093 STO line 2 fault
- E10 Current detection fault
- E100 Encoder open
- E104 Position control range fault
- E105 Speed deviation fault
- E106 Position deviation fault
- E107 Overspeed
- E11 CPU fault
- E110 Contactor fault
- E112 PG option unit connection fault
- E12 External trip
- E120 PID start fault
- E13 USP fault
- E14 Ground fault
- E15 Input voltage
- E21 Temperature fault
- E22 CPU communication error
- E25 Main circuit fault
- E30 Drive fault
- E35 Thermistor fault
- E36 Braking fault
- E37 Emergency stop
- E38 Overload protection in low-speed range
- E40 Digital operator connection fault
- E41 Modbus communication error
- E43 DriveProgramming program error
- E44 DriveProgramming program error
- E45 DriveProgramming program error
- E50 User trip
- E51 User trip
- E52 User trip
- E53 User trip
- E54 User trip
- E55 User trip
- E56 User trip
- E57 User trip
- E58 User trip
- E59 User trip
- E60 Option fault
- E61 Option fault
- E62 Option fault
- E63 Option fault
- E64 Option fault
- E65 Option fault
- E66 Option fault
- E67 Option fault
- E68 Option fault
- E69 Option timeout
- E80 Encoder open
- E81 Overspeed
- E83 Position control range trip
- EF External fault
- FBE Feedback loss
- GFF Ground fault
- HPF1 Current control circuit fault
- HPF2 Overvoltage detection circuit fault
- HPF3 Ground fault detection circuit fault
- HPF4 Overcurrent detection circuit fault
- LV Main circuit voltage too low
- OC Overcurrent
- OCA Current exceeded during acceleration
- OCD Current exceeded during deceleration
- OCN Steady-state current exceeded
- OH1 Heatsink overheat
- OH2 Power supply PCB overtemperature
- OL Inverter overload
- OL1 Motor overload
- OL2 Over torque detection fault
- OV Overvoltage
- PHL Input power supply phase loss
- PTC1 External thermal heater fault
- PTC2 External thermal heater warning