EtherNet/IP 3-11
Yaskawa Extended Speed/Torque Input Instance 155 (9Bh)
(Details for bytes 10 through 23, Error Alarm Signals 1, 2, and 3)
Bytes 12 (Low) and 13 (High) -
Error Alarm Signal 1
Bytes 14 (Low) and 15 (High) -
Error Alarm Signal 2
Bytes 16 (Low) and 17 (High) -
Error Alarm Signal 3
Bit Fault Bit Fault Bit Fault
0h PUF DC Bus Fuse Open 0h EF3 External Fault - Terminal S3 0h CE Modbus Communication Error
1h UV1 DC Bus Undervoltage 1h EF4 External Fault - Terminal S4 1h BUS Bus Fault
2h UV2 Control Circuit Undervoltage 2h EF5 External Fault - Terminal S5 2h Not Used
3h
UV3 Main Circuit Contactor
Answerback Fault
3h EF6 External Fault - Terminal S6 3h Not Used
4h Not Used 4h EF7 External Fault - Terminal S7 4h
CF Out of Control Fault
No Determination of Motor Speed
5h GF Ground Fault 5h
EF8 External Fault - Terminal S8
(F7U/G7U Only)
5h
SVE Zero Servo Fault
(F7U, G7U and G5M in Closed-loop
flux vector mode (FVC) only)
6h OC Overcurrent Fault 6h
FAN Drive Cooling Fan Fault
(models with internal cooling fans
only)
6h EF0 External Communications Fault
7h OV Overvoltage Fault 7h OS Overspeed Fault 7h Not Used
8h
OH Heatsink Over temperature
Fault
8h DEV Speed Deviation Fault 8h Not Used
9h OH1 Drive Overheat Fault 9h
PGO PG Open, Encoder
(Pulse Generator open circuit)
9h Not Used
Ah OL1 Motor Overload Fault Ah PF Input Phase Loss Fault Ah Not Used
Bh OL2 Drive Overload Fault Bh LF Output Phase Loss Bh EF9 External Fault - Terminal S9 (G7U)
Ch OL3 Overtorque Fault 1 (L6-02) Ch Not Used Ch EF10 External Fault - Terminal S10 (G7U)
Dh OL4 Overtorque Fault 2 (L6-05) Dh OPR Operator Disconnected Dh EF11 External Fault - Terminal S11 (G7U)
Eh
RR Dynamic Braking Transistor
Failure
Eh ERR Eprom R/W Error Eh EF12 External Fault - Terminal S12 (G7U)
Fh
RH Dynamic Braking Resistor
Overheat
Fh Not Used Fh CPF Control Circuit Fault/Peripheral Fault
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