Mitsubishi Electric F700 Instruction Manual page 160

(4) Operation at alarm occurrence
Operation
Mode
Alarm
Definition
Condition
(Pr. 551 setting)

Inverter fault
PU 2 (PU connector)
disconnection
of the PU
1 (RS-485 terminal)
connector
Communication
2 (PU connector)
alarm of PU
connector
1 (RS-485 terminal)
Communication
1 (RS-485 terminal)
alarm of
inverter RS-485
terminals
2 (PU connector)
Communication
alarm 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 or Pr. 336 RS-485 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 error (E.PEU) 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 = 1 (inverter RS-485 terminals 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 and the communication option is fitted
External/PU
Combined
PU External
Operation
Operation Operation
Mode 1
(Pr. 79 =3)
Stop/
Continued
continued
*2
Stop/
Continued
continued
*2
Continued
Continued
Selection of operation mode and
operation location
External/PU
NET Operation
Combined
(when RS-485
Operation Mode
terminals are
2
used)
(Pr. 79 =4)
Stop
Stop/continued
*1, 4
Stop/continued
*1
Stop/continued
*2
Continued
Stop/continued
*2
Stop/continued
*2
Stop/continued
*3
NET Operation
(when
communication
option is used)
*5
*6
Continued
Continued
Continued
Continued
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