Fault History Contents; Alarm Register Contents - YASKAWA J1000 Technical Manual

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Fault History Contents

The table below shows the fault codes that can be read out by MEMOBUS/Modbus commands from the U2-oo monitor
parameters.
Note: Uv1 fault is not saved to the fault history.
Fault Code
0002H Undervoltage (Uv1)
0004H Soft Charge Circuit Fault (Uv3)
0007H Overcurrent (oC)
0008H Overvoltage (ov)
000AH Heatsink Overheat (oH1)
000BH Motor Overload (oL1)
000CH Drive Overload (oL2)
000DH Overtorque Detection 1 (oL3)
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)
001BH Input Phase Loss (PF)
001CH Output Phase Loss (LF)
001EH Digital Operator Connection (oPr)
001FH EEPROM Write Error (Err)
0021H MEMOBUS/Modbus Communication Error (CE)
0027H PROFIBUS-DP Option External Fault (EF0)
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Alarm Register Contents

The table below shows the alarm codes that can be read out from MEMOBUS/Modbus register 007FH.
Alarm Code
0001H Undervoltage (Uv)
0002H Overvoltage (ov)
0003H Heatsink Overheat (oH)
0005H Overtorque 1 (oL3)
0007H Run commands input error (EF)
0008H Drive Baseblock (bb)
0009H External Fault 3, input terminal S3 (EF3)
000AH External Fault 4, input terminal S4 (EF4)
YASKAWA ELECTRIC SIEP C710606 31B YASKAWA AC Drive – J1000 Technical Manual
Table C.4 Fault History Register Contents
Fault Name
Table C.5 Alarm Register 007FH Contents
Fault Name
http://nicontrols.com
C.10 MEMOBUS/Modbus Data Table
Fault Code
0042H External Fault 1, input terminal S1 (EF1)
0043H External Fault 2, input terminal S2 (EF2)
0046H Current Offset Fault (CoF)
0083H A/D Conversion Error (CPF02)
Drive specification mismatch during Terminal Board or
0087H
Control Board replacement (CPF06)
0089H EEPROM Serial Communication Fault (CPF08)
008CH RAM fault (CPF11)
008DH Flash memory circuit exception (CPF12)
008FH Control Circuit Fault (CPF14)
0092H Timing Fault (CPF17)
0093H Control Circuit Fault (CPF18)
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 capacity signal fault (CPF24)
0101H Option compatibility error (oFA00)
Alarm Code
000BH External Fault 5, input terminal S5 (EF5)
0014H MEMOBUS/Modbus Communication Error (CE)
0017H Motor Overload (oL1)
0018H Drive Overload (oL2)
0020H MEMOBUS/Modbus Test Mode Fault (SE)
0039H External Fault (input terminal S1) (EF1)
003AH External Fault (input terminal S2) (EF2)
Fault Name
Fault Name
229
C