Register No. Contents
0001H
Digital Input Command
bit 0 Forward Run (0: Stop 1: Run)
bit 1 Direction Command (0: Forward, 1: Reverse)
bit 2, 3 Reserved
bit 4 External Fault
bit 5 Fault Reset
bit 6 to B Reserved
bit C Multi-Function Digital Input S5 (enabled when bit C of register 000FH is on)
bit D Multi-Function Digital Input S6 (enabled when bit D of register 000FH is on)
bit E Multi-Function Digital Input S7 (enabled when bit E of register 000FH is on)
bit F Reserved
0002H Frequency Reference 30000/100%
u
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.
Note: Uv1 and Uv2 faults are not saved to the fault history.
Table C.4 Fault Trace / History Register Contents
Fault Code Fault Name
0002H Undervoltage (Uv1)
0003H Control Power Supply Undervoltage (Uv2)
0004H Soft Charge Circuit Fault (Uv3)
0005H
<1>
IGBT Short Circuit (SC)
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)
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)
0027H PROFIBUS-DP Option External Fault (EF0)
0028H PID Feedback Loss (FbL)
Fault Code Fault Name
0029H Undertorque Detection 1 (UL3)
002AH Undertorque Detection 2 (UL4)
002BH High Slip Braking Overload (oL7)
0030H Hardware Fault (including oFx)
0036H Output Current Imbalance (LF2)
0037H Pullout Detection (Sto)
0038H PG Disconnected (PGo)
0039H MECHATROLINK Watchdog Timer Error (E5)
003BH Too many speed search restarts (SEr)
0041H PID Feedback Loss (FbH)
0042H External Fault 1, input terminal S1 (EF1)
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)
0049H DriveWorksEZ Fault (dWFL)
0083H A/D Conversion Error (CPF02)
0084H PWM Data Fault (CPF03)
0087H
Drive specification mismatch during Terminal Board
or Control Board replacement (CPF06)
0088H Terminal Board Communication Fault (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 capacity signal fault (CPF24)
C.10 MEMOBUS/Modbus Data Table
426
YASKAWA ELECTRIC SIEP C710606 16C YASKAWA AC Drive – V1000 Technical Manual
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