YASKAWA A1000 Technical Manual page 564

C.9 MEMOBUS/Modbus Data Table
Register No.
Fault contents 7
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
00C4H bit 6, 7
bit 8
bit 9
bit A to B
bit C
bit D
bit E
bit F
Fault contents 8
bit 0
bit 1
bit 2
00C5H bit 3 to 9
bit A
bit B to D
bit E
bit F
Fault contents 9
00C6H bit 0
bit 1 to F
00C7H Reserved
Alarm contents 2
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
00C8H bit 7
bit 8
bit 9
bit A
bit B
bit C
bit D
bit E
bit F
Alarm contents 3
bit 0
bit 1
bit 2
bit 3
bit 4
bit 5
bit 6
00C9H bit 7
bit 8
bit 9
bit A
bit B
bit C
bit D
bit E
bit F
564
Contents
PID Feedback Loss (FbH)
External Fault 1, input terminal S1 (EF1)
External Fault 2, input terminal S2 (EF2)
Mechanical Weakening Detection 1 (oL5)
Mechanical Weakening Detection 2 (UL5)
Current Offset Fault (CoF)
Reserved
DriveWorksEZ Fault (dWFL)
EEPROM Memory DriveWorksEZ Data Error (dWF1)
Reserved
Output Voltage Detection Fault (voF)
Braking Resistor Fault (rF)
Braking Transistor Overload Fault (boL)
Motor Overheat (NTC Input) (oH5)
LSo Fault (LSo)
Node Setup Fault (nSE)
Thermistor Disconnect (THo)
Reserved
Polarity Judge Timeout (dv7)
Reserved
Power Unit Output Phase Loss 3 (LF3)
Current Unbalance (UnbC)
Gate Drive Board Undervoltage (Uv4)
Reserved
Undervoltage (Uv)
Drive Overheat Warning (ov)
Heatsink Overheat (oH)
Drive Overheat Warning (oH2)
Overtorque 1 (oL3)
Overtorque 2 (oL4)
Run Commands Input Error (EF)
Drive Baseblock (bb)
External Fault 3, input terminal S3 (EF3)
External Fault 4, input terminal S4 (EF4)
External Fault 5, input terminal S5 (EF5)
External Fault 6, input terminal S6 (EF6)
External Fault 7, input terminal S7 (EF7)
External Fault 8, input terminal S8 (EF8)
Internal Fan Fault (FAn)
Overspeed (oS)
Speed Deviation (dEv)
PG Disconnected (PGo)
External Digital Operator Connection Fault (oPr)
MEMOBUS/Modbus Communication Error (CE)
Option Communication Error (bUS)
Serial Communication Transmission Error (CALL)
Motor Overload (oL1)
Drive Overload (oL2)
Reserved
Option Card External fault (EF0)
Motor 2 Switch command input during run (rUn)
Reserved
Serial Communication Transmission Error (CALL)
Undertorque Detection 1 (UL3)
Undertorque Detection 2 (UL4)
MEMOBUS/Modbus Communication Test Mode Error (SE)
YASKAWA ELECTRIC SIEP C710616 27G YASKAWA AC Drive A1000 Technical Manual