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Register No.
Fault Contents 1
bit 0
bit 1
bit 2
bit 3
bit 4, 5
bit 6
bit 7
bit 8
0021H
bit 9
bit A
bit B
bit C
bit D
bit E
bit F
Data Link Status
bit 0
bit 1, 2
bit 3
bit 4
0022H
bit 5
bit 6
bit 7 to bit F
0023H
Frequency Reference
0024H
Output Frequency
0025H
Output Voltage Reference, 0.1 V units (units are determined by parameter H5-10)
0026H
Output Current, 0.1 A units
0027H
Output Power
0028H
Torque Reference
Fault Contents 2
bit 0
bit 1
bit 2
0029H
bit 3
bit 4, 5
bit 6
bit 7 to bit F
YASKAWA ELECTRIC SIEP C710636 10C Z1000U HVAC MATRIX Drive Programming Manual
Overcurrent (oC), Ground fault (GF)
Control Circuit Overvoltage (ov)
Overload (oL2)
Overheat 1 (oH1), Heatsink Overheat Warning (oH2)
Reserved
PID Feedback Loss/Excessive PID Feedback (FbL / FbH)
EF to EF8: External Fault
CPFoo: Hardware Fault (includes oFx)
Motor Overload (oL1), Overtorque Detection 1/2 (oL3/oL4), Undertorque Detection 1/2 (UL3/
UL4)
PG Disconnect (PGo), PG Hardware Fault (PGoH), Overspeed (oS), Speed Deviation (dEv)
Control Circuit Undervoltage (Uv), Power Supply Undervoltage (AUv), Power Supply Frequency
Fault (Fdv)
Control Circuit Undervoltage Fault (Uv1), Control Power Supply Voltage Fault (Uv2),
Undervoltage 3 (Uv3), Power Supply Frequency Fault (Fdv), Power Supply Undervoltage (AUv),
Phase Order Detection Fault (SrC)
Output Phase Loss (LF)
MEMOBUS/Modbus Communication Error (CE), Option Communication Error (bUS)
External Digital Operator Connection Fault (oPr)
Writing data or switching motors
Reserved
Upper or lower limit error
Data conformity error
Writing to EEPROM
0: Write into EEPROM.
1: Write in RAM only.
Note: Enabled only when H5-17 = 1.
Reserved
<1>
<1>
<2>
Reserved
Ground Fault (GF)
Reserved
Output Phase Loss (LF)
Reserved
Motor Overheat 2 (PTC input) (oH4)
Reserved
B.9 MEMOBUS/Modbus Data Table
Contents
B
297
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