Warnings; Warnings And Actions Taken - Omron SYSDRIVE 3G3HV SERIES User Manual

Operation
Data Description
display
%pr Digital Operator connection
error
The Digital Operator became
disconnected while the
Inverter was running. Detected
when n112 = 1.
cpf0 Digital Operator
transmission error (CPF0)
The Inverter could not
communicate with the Digital
Operator within 5 s after
power is supplied to the
Inverter.
cpf1 Digital Operator
transmission error (CPF1)
A transmission error lasting
longer than 2 s occurred after
transmission with the Digital
Operator started.
cpf4 EEPROM fault (CPF4)
cpf5 A/D converter fault (OPF5)
Note Stopping methods can be selected for the errors with asterisk marks.
H Warnings
• When a warning status arises, the Inverter will not generate an error contact output. Eliminating the
cause will recover the system automatically.
• If a warning status arises, refer to the following and take the necessary action.
D Warnings and Actions Taken
Data Description
display
ef
Forward and reverse
flashing rotation commands input
simultaneously
The forward and reverse
rotation commands were input
simultaneously for 0.5 s or
more.
The connecting cable is broken.
There is a fault in one of the connectors on the Inverter or the
Digital Operator.
→ Re-insert or clean the connectors before turning ON the power
supply again.
Parameter incorrectly set.
→ Set n112 to 0.
If this problem persists, replace the cable or the Inverter.
The Digital Operator is not connected to the Inverter properly.
→ Reconnect the Digital Operator to the Inverter.
The CPU of the Inverter is broken.
→ Replace the Inverter.
The Digital Operator is not connected to the Inverter properly.
→ Reconnect the Digital Operator to the Inverter.
The CPU of the Inverter is broken.
→ Replace the Inverter.
→ Turn power supply to the Inverter OFF and ON.
→ If this problem persists, replace the Inverter.
→ Turn power supply to the Inverter OFF and ON.
→ If this problem persists, replace the Inverter.
→ Review the sequence used for the forward and reverse
rotation commands.
Cause and action
Cause and action
Chapter 4
4-5