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Register No.
Contents
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
Fan Fault (FAn)
bit 7
Overspeed (os)
bit 8
Excessive Speed Deviation (dEv)
bit 9
PG Disconnect (PGo)
bit A
Reserved
bit B
Output Phase Loss (LF)
bit C
Motor Overheat (PTC input) (oH3)
bit D
External 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 Card External Fault (EF0)
bit 7
PID Feedback Loss (FbL)
bit 8
Undertorque Detection 1 (UL3)
bit 9
Undertorque Detection 2 (UL4)
bit A to E
Reserved
bit F
Hardware Fault (includes oFx)
00C3H
Fault Contents 6
bit 0
Reserved
bit 1
Z Pulse Fault (dv1)
bit 2
Z Pulse Noise Fault Detection (dv2)
bit 3
Inversion Detection (dv3)
bit 4
Inversion Prevention Detection (dv4)
bit 5
Output Current Imbalance (LF2)
bit 6
Pull-Out Detection (STo)
bit 7
PG Hardware Fault (PGoH)
bit 8
MECHATROLINK Watchdog Timer Error (E5)
bit 9
Reserved
bit A
Too Many Speed Search Restarts (SEr)
bit B to F
Reserved
B.9 MEMOBUS/Modbus Data Table
YASKAWA ELECTRIC SIEP C710636 10C Z1000U HVAC MATRIX Drive Programming Manual
301
B
MEMOBUS/Modbus Communications