Fault Trace Contents - YASKAWA A1000 HHP Programming Manual

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Fault Trace Contents

The table below shows the fault codes that can be read out by MEMOBUS/Modbus commands from the U2-oo monitor
parameters.
Fault Code
0001H Blown Fuse (PUF)
0002H Undervoltage (Uv1)
0003H Control Power Supply Undervoltage (Uv2)
0004H Soft Charge Circuit Fault (Uv3)
0006H Ground Fault (GF)
0007H Overcurrent (oC)
0008H Overvoltage (ov)
0009H Heatsink Overheat (oH)
000AH Heatsink Overheat (oH1)
000BH Motor Overload (oL1)
000CH Drive Overload (oL2)
000DH Overtorque Detection 1 (oL3)
000EH Overtorque Detection 2 (oL4)
000FH Dynamic Braking Transistor (rr)
0010H Braking Resistor Overheat (rH)
0011H External Fault at Input Terminal S3 (EF3)
0012H External Fault at Input Terminal S4 (EF4)
0013H External Fault at Input Terminal S5 (EF5)
0014H External Fault at Input Terminal S6 (EF6)
0015H External Fault at Input Terminal S7 (EF7)
0016H External Fault at Input Terminal S8 (EF8)
0017H Drive Cooling Fan Failure (FAn)
0018H Overspeed (oS)
0019H Excessive Speed Deviation (dEv)
001AH PG Disconnect (PGo)
001BH Input Phase Loss (PF)
001CH Output Phase Loss (LF)
001DH Motor Overheat (PTC input) (oH3)
001EH Digital Operator Connection (oPr)
001FH EEPROM Write Error (Err)
0020H Motor Overheat (PTC input) (oH4)
0021H MEMOBUS/Modbus Communication Error (CE)
0022H Option Communication Error (bUS)
0025H Control Fault (CF)
0026H Zero-Servo Fault (SvE)
0027H Option External Fault (EF0)
0028H PID Feedback Loss (FbL)
0029H Undertorque Detection 1 (UL3)
002AH Undertorque Detection 2 (UL4)
0030H Hardware Fault (including oFx)
0036H Output Current Imbalance (LF2)
0038H PG Hardware Fault (PGoH)
003BH Too Many Speed Search Restarts (SEr)
0041H PID Feedback Loss (FbH)
0042H External Fault 1, Input Terminal S1 (EF1)
YASKAWA ELECTRIC SIEP YEAHHP 01B YASKAWA AC Drive – A1000 HHP Programming Manual
Table B.5 Fault Trace / History Register Contents
Fault Name
B.9 MEMOBUS/Modbus Data Table
Fault Code
0043H External Fault 2, Input Terminal S2 (EF2)
0044H Mechanical Weakening Detection 1 (oL5)
0045H Mechanical Weakening Detection 2 (UL5)
0046H Current Offset Fault (CoF)
0047H PLC Detection Error 1 (PE1)
0048H PLC Detection Error 2 (PE2)
0049H DriveWorksEZ Fault (dWFL)
004DH Output Voltage Detection Fault (voF)
0050H Motor Overheat (NTC Input) ( oH5)
0052H Node Setup Fault (nSE)
0053H Thermistor Disconnect (THo)
0060H Current Unbalance (UnbC)
0061H Power Supply Module Undervoltage (Uv4)
0062H Uv5 MC/FANPower failure
0063H oH6 Thermal converter
0064H dFAn FAN abnormal diode module
0065H EFAn (Abormal FAN panel
0083H A/D Conversion Error (CPF02)
0084H PWM Data Fault (CPF03)
0087H EEPROM Memory Data Error (CPF06)
0088H Terminal Board Connection Error (CPF07)
0089H EEPROM Serial Communication Fault (CPF08)
008CH RAM Fault (CPF11)
008DH Flash Memory Circuit Exception (CPF12)
008EH Watchdog Circuit Exception (CPF13)
008FH Control Circuit Fault (CPF14)
0091H Clock Fault (CPF16)
0092H Timing Fault (CPF17)
0093H Control Circuit Fault (CPF18)
0094H Control Circuit Fault (CPF19)
0095H Hardware Fault at Power Up (CPF20)
0096H Hardware Fault at Communication Start Up (CPF21)
0097H A/D Conversion Fault (CPF22)
0098H PWM Feedback Fault (CPF23)
0099H Drive Unit Signal Fault (CPF24)
009BH ASIC BB Circuit Error (CPF26)
009CH ASIC PWM Setting Register Error (CPF27)
009DH ASIC PWM Pattern Error (CPF28)
009EH ASIC On-delay Error (CPF29)
009FH ASIC BBON Error (CPF30)
00A0H ASIC Code Error (CPF31)
00A1H ASIC Start-up Error (CPF32)
00A2H Watch-dog Error (CPF33)
00A3H ASIC Power/Clock Error (CPF34)
00A4H External A/D Converter Error (CPF35)
Fault Name
341
B