Yaskawa G7 Modbus Communication User Manual
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Table 4.3 G7 Monitor Registers (Read only)
U-## Addr.
Function
Bit
Description
0h
OH3 - Motor Overheat Alarm
1h
Drive Not Enabled
(Attempting to run when drive Enable input is not closed.
See drive Enable, H1-XX = 6A)
001Bh
Minor Fault Contents 3
2h-Fh Reserved
0h Run
1h Reverse
Direction
2h Inverter
Ready
3h Fault
4h
Data Setting Error
5h
Multi-Function Digital Output 1 (M1-M2)
6h
Multi-Function Digital Output 2 (M3-M4)
7h
Multi-Function Digital Output 3 (M5-M6)
8h
Multi-Function Digital Output 4 (P3-C3)
9h
Multi-Function Digital Output 5 (P4-C4)
0020h
Inverter Status
Ah-Fh
Reserved
0h
OC or GF - Overcurrent/Ground Fault
1h
OV - Overvoltage
2h
OL2 - Inverter Overload
3h
OH1 or OH2 - Overheat Fault
4h
RR or RH - Braking Resistor Fault
5h
PUF - DC Bus Fuse Failure
6h
FBL - PID Feedback Loss
7h
EFx or EFO - External Fault
8h
CPF - Control Board Hardware Fault
9h
OL1, or OL3, or OL4 - Motor Overload/Overtorque 1 or 2
Ah
PGO, OS, or DEV - Speed Feedback
Bh
UV - Undervoltage
Ch
UV1, UV2, or UV3 - Undervoltage
Dh
SPI or SPO - Input/Output Phase Loss
Eh
CE - Communication Loss
0021h
Fault Contents
Fh OPR
-
Operator
Disconnected
0 Writing
Data
1 Reserved
2 Reserved
3
Upper or Lower Data Limit Error
4
Data Integrity Error
0022h
Data Link Status
5h-Fh Reserved
U1-01
0023h
Frequency Reference Monitor
-
Scaling Dependent Upon o1-03 Setting
U1-02
0024h
Output Frequency Monitor
-
Scaling Dependent Upon o1-03 Setting
U1-06
0025h
Output Voltage Reference Monitor
-
Scaling Dependent Upon H5-10 Setting
U1-03
0026h
Output Current Monitor
-
Units 0.01A
U1-08
0027h
Output Power Monitor
-
Units 0.1kW
U1-09
0028h
Torque Reference Monitor
-
Units 0.1%