Yaskawa G7 Modbus Communication User Manual
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Table 4.3 G7 Monitor Registers (Read only)
U-## Addr.
Function
Bit
Description
0h Reserved
1h Reserved
2h CPF02
3h CPF03
4h CPF04
5h CPF05
6h CPF06
7h CPF07
8h CPF08
9h CPF09
Ah CPF10
0017h
CPF Contents 1
Bh-Fh Reserved
0h CPF20
1h CPF21
2h CPF22
3h CPF23
0018h
CPF Contents 2
4h-Fh Reserved
0h
UV - Undervoltage
1h
OV - Overvoltage
2h
OH - Inverter Overheat
3h
OH2 - Inverter Overheat Warning
4h
OL3 – Overtorque Detection 1
5h
OL4 – Overtorque Detection 2
6h
EF - 2-wire Sequence Input Fault
7h BB
-
Baseblock
8h
EF3 - External Fault 3
9h
EF4 - External Fault 4
Ah
EF5 - External Fault 5
Bh
EF6 - External Fault 6
Ch
EF7 - External Fault 7
Dh Reserved
Eh Reserved
0019h
Minor
Fault
Contents
1
Fh
OS - Overspeed
0h
DEV - Speed Deviation
1h
PGO - Encoder (PG) Feedback Loss
2h OPR
-
Operator
Disconnected
3h
CE - Communication Loss
4h
BUS - Communication Option Card Fault
5h
CALL - Waiting for Communications
6h
OL1 - Motor Overload
7h
OL2 - Inverter Overload
8h
E-15 - SI-F/G Communication Fault
9h
E-10 - SI-F/G Fault
Ah
Motor Switch
(Attempting to switch Motor 1/2 during Run.
“Motor Running” is flashed on the keypad. See Motor 2 Selection, H1-XX = 16)
Bh
FBL - PID Feedback Loss
Ch
CALL - Waiting for Initial Communication after Power Up
Dh
UL3 - Undertorque Detection 1
Eh
UL4 - Undertorque Detection 2
001Ah
Minor
Fault
Contents
2
Fh
Communication Test Fault
(Attempting to perform communication self-test during run.
“SE” is flashed on the keypad. See Communication Self-test, H1-XX = 67)