2.9 MEMOBUS/Modbus Data Table
286
YASKAWA ELECTRIC
SIEP C710606 10A YASKAWA AC Drive - V1000 PRELIM. Programming Manual
◆
Fault Trace / History Register Contents
The table below shows the fault codes that can be read out by MEMOBUS/Modbus
commands from the U2-
and U3-
monitor parameters.
Table 2.4 Fault Trace / History Register Contents
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 (set by H1-01)
bit 5
Fault Reset (set by H1-02)
bit 6 to bit B
Reserved
bit C
Multi-Function Digital Input S5
bit D
Multi-Function Digital Input S6
bit E
Reserved
bit F
Reserved
0002H
Frequency Reference
30000/100%
Fault Code
Fault Name
Fault Code
Fault Name
0001H
Undervoltage (Uv1)
002BH
High Slip Braking Overload (oL7)
0002H
Control Power Supply Undervoltage
(Uv2)
0030H
Hardware Fault (including oFx)
0004H
Soft Charge Circuit Fault (Uv3)
0036H
Output Current Imbalance (LF2)
0006H
Ground Fault (GF)
0037H
Pullout Detection (Sto)
0007H
Overcurrent (oC)
0038H
PG Disconnected (PGo)
0008H
Overvoltage (ov)
003BH
Too many speed search restarts (SEr)
0009H
Heatsink Overheat (oH)
0041H
PID Feedback Loss (FbH)
000AH
Heatsink Overheat (oH1)
0042H
External Fault 1, input terminal S1 (EF1)
000BH
Motor Overload (oL1)
0043H
External Fault 2, input terminal S2 (EF2)
000CH
Drive Overload (oL2)
0044H
Mechanical Weakening Detection 1 (oL5)
000DH
Overtorque Detection 1 (oL3)
0045H
Mechanical Weakening Detection 2 (UL5)
000EH
Overtorque Detection 2 (oL4)
0046H
Current Offset Fault (CoF)
000FH
Dynamic Braking Transistor (rr)
0049H
DriveWorksEZ Fault (dWFL)
0010H
Braking Resistor Overheat (rH)
0083H
A/D Conversion Error (CPF02)
Summary of Contents for OYMC V1000
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