Selection of operation mode and operation location
(4) Operation at error occurrence
Operation
Error Definition
Condition
(Pr. 551 setting)
Inverter
—
fault
2 (PU connector)
PU
9999 (automatic
disconnection of
recognition)
the PU
Other than the
above
RS-485
2 (PU connector)
communication
error of the PU
Other than the
connector
above
3 (USB connector)
Communication
9999 (automatic
error of USB
recognition)
connector
Other than the
above
Communication
error of
—
communication
option
∗1
Can be selected using Pr. 75 Reset selection/disconnected PU detection/PU stop selection.
∗2
Can be selected using Pr. 122 PU communication check time interval, Pr. 336 RS-485 communication check time interval, Pr. 548 USB communication check time
interval.
∗3
As controlled by the communication option.
∗4
In the PU JOG operation mode, operation is always stopped when the PU is disconnected. Whether fault (E.PUE) occurrence is allowed or not is as set in
Pr. 75 Reset selection/disconnected PU detection/PU stop selection.
∗5
When Pr. 550 NET mode operation command source selection = "2" (PU connector valid) or Pr. 550 NET mode operation command source selection = "9999" and the
communication option is not fitted.
∗6
When Pr. 550 NET mode operation command source selection = "0" (communication option valid) or Pr. 550 NET mode operation command source selection = "9999"