Alarm Register Contents - YASKAWA V1000 Technical Manual

Fault Code
0101H Option compatibility error (oFA00)
0102H Option not properly connected (oFA01)
0104H Option Self-diagnostics Error (oFA03)
<1> Available in drive software versions PRG: 1020 and later.
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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)
0004H Drive Overheat (oH2)
0005H Overtorque 1 (oL3)
0006H Overtorque 2 (oL4)
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)
000BH External Fault 5, input terminal S5 (EF5)
000CH External Fault 6, input terminal S6 (EF6)
000DH External Fault 7, input terminal S7 (EF7)
000FH Reserved
0010H Overspeed (oS)
0011H Excessive Speed Deviation (dEv)
0012H PG Disconnected (PGo)
0013H Digital operator connection fault (oPr)
0014H MEMOBUS/Modbus Communication Error (CE)
0015H Option Communication Error (bUS)
0016H Serial Communication Transmission Error (CALL)
0017H Motor Overload (oL1)
0018H Drive Overload (oL2)
YASKAWA ELECTRIC SIEP C710606 16C YASKAWA AC Drive – V1000 Technical Manual
Fault Name
Table C.5 Alarm Register 007FH Contents
Fault Name
C.10 MEMOBUS/Modbus Data Table
Fault Code
0105H Option Flash Write Mode Error (oFA04)
Alarm Code
001AH Option Card External Fault (EF0)
001BH Motor Switch command input during run (rUn)
001DH Serial Communication Transmission Error (CALL)
001EH Undertorque Detection 1 (UL3)
001FH Undertorque Detection 2 (UL4)
0020H MEMOBUS/Modbus Test Mode Fault (SE)
0022H Motor Overheat (oH3)
0027H PID Feedback Loss (FbL)
0028H PID Feedback Loss (FbH)
002AH Drive Disabled (dnE)
002BH PG Disconnected (PGo)
0031H MECHATROLINK Watchdog Timer Error (E5)
0032H Station Address Setting Error (AEr)
0033H MECHATROLINK Comm. Cycle Setting Error (CyC)
0034H High Current Alarm (HCA)
0039H External Fault (input terminal S1) (EF1)
003AH External Fault (input terminal S2) (EF2)
003BH Safe Disable Input (HbbF)
003CH Safe Disable Input (Hbb)
003DH Mechanical Weakening Detection 1 (oL5)
003EH Mechanical Weakening Detection 2 (UL5)
0049H DriveWorksEZ Alarm (dWAL)
Fault Name
Fault Name
427
C