C.9 MEMOBUS/Modbus Data Table
YASKAWA ELECTRIC
SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual
495
MEMOBU
S/Modbu
s
Commu
nicat
ions
C
00C0H
Fault contents 3
bit 1
Undervoltage (Uv1)
bit 2
Control Power Supply Undervoltage (Uv2)
bit 3
Soft Charge Circuit Fault (Uv3)
bit 4
Reserved
bit 5
Ground Fault (GF)
bit 6
Overcurrent (oC)
bit 7
Overvoltage (ov)
bit 8
Heatsink Overheat (oH)
bit 9
Heatsink Overheat (oH1)
bit A
Motor Overload (oL1)
bit B
Drive Overload (oL2)
bit C
Overtorque Detection 1 (oL3)
bit D
Overtorque Detection 2 (oL4)
bit E
Dynamic Braking Transistor Fault (rr)
bit F
Braking Resistor Overheat (rH)
00C1H
Fault contents 4
bit 0
External Fault at input terminal S3 (EF3)
bit 1
External Fault at input terminal S4 (EF4)
bit 2
External Fault at input terminal S5 (EF5)
bit 3
External Fault at input terminal S6 (EF6)
bit 4
External Fault at input terminal S7 (EF7)
bit 5
External Fault at input terminal S8 (EF8)
bit 6
Cooling Fan Error (FAn)
bit 7
Overspeed (os)
bit 8
Excessive Speed Deviation (dEv)
bit 9
PG Disconnected (PGo)
bit A
Input Phase Loss (PF)
bit B
Output Phase Loss (LF)
bit C
Motor Overheat (PTC input) (oH3)
bit D
Digital Operator Connection Fault (oPr)
bit E
EEPROM Write Error (Err)
bit F
Motor Overheat Fault (PTC input) (oH4)
00C2H
Fault contents 5
bit 0
MEMOBUS/Modbus Communication Error (CE)
bit 1
Option Communication Error (bUS)
bit 2, 3
Reserved
bit 4
Control Fault (CF)
bit 5
Zero Servo Fault (SvE)
bit 6
Option External Fault (EF0)
bit 7
PID Feedback Loss (FbL)
bit 8
Undertorque Detection 1 (UL3)
bit 9
Undertorque Detection 2 (UL4)
bit A
High Slip Braking Overload (oL7)
bit B to E
Reserved
bit F
Hardware Fault (includes oFx)
00C3H
Fault contents 6
bit 0
Reserved
bit 1
Z Pulse Fall Detection (dv1)
bit 2
Z Pulse Noise Fault Detection (dv2)
bit 3
Inversion Detection (dv3)
bit 4
Inversion Prevention Detection (dv4)
bit 5
Current Imbalance (LF2)
bit 6
Pullout Detection (STo)
bit 7
PG Hardware Fault (PGoH)
bit 8
SI-T3 Watchdog Error (E5)
bit 9
Reserved
bit A
Too many speed search restarts (SEr)
bit B to F
Reserved
Register No.
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