Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 396)

Register No. Contents
0021H
Fault Contents 1
bit 0
Overcurrent (oC), Ground fault (GF)
bit 1 Control Circuit Overvoltage (ov)
bit 2 Overload (oL2)
bit 3 Overheat 1 (oH1), Heatsink Overheat Warning (oH2)
bit 4, 5 Reserved
bit 6 PID Feedback Loss/Excessive PID Feedback (FbL / FbH)
bit 7 EF to EF8: External Fault
bit 8 CPFoo: Hardware Fault (includes oFx)
bit 9
Motor Overload (oL1), Overtorque Detection 1/2 (oL3/oL4), Undertorque Detection 1/2 (UL3/
UL4)
bit A PG Disconnect (PGo), PG Hardware Fault (PGoH), Overspeed (oS), Speed Deviation (dEv)
bit B
Control Circuit Undervoltage (Uv), Power Supply Undervoltage (AUv), Power Supply Frequency
Fault (Fdv)
bit C
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)
bit D Output Phase Loss (LF)
bit E MEMOBUS/Modbus Communication Error (CE), Option Communication Error (bUS)
bit F External Digital Operator Connection Fault (oPr)
0022H
Data Link Status
bit 0
Writing data or switching motors
bit 1, 2 Reserved
bit 3 Upper or lower limit error
bit 4 Data conformity error
bit 5 Writing to EEPROM
bit 6
0: Write into EEPROM.
1: Write in RAM only.
Note: Enabled only when H5-17 = 1.
bit 7 to bit F Reserved
0023H Frequency Reference <1>
0024H Output Frequency <1>
0025H Output Voltage Reference, 0.1 V units (units are determined by parameter H5-10)
0026H Output Current, 0.1 A units <2>
0027H Output Power
0028H Torque Reference
0029H
Fault Contents 2
bit 0
Reserved
bit 1 Ground Fault (GF)
bit 2 Reserved
bit 3 Output Phase Loss (LF)
bit 4, 5 Reserved
bit 6 Motor Overheat 2 (PTC input) (oH4)
bit 7 to bit F Reserved
D.9 MEMOBUS/Modbus Data Table
396 YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual