Mitsubishi Electric FR-D720S SC EC Instruction Manual page 339

Parameter
Operation at alarm occurrence
Alarm Definition
Inverter fault
PU disconnection of the PU
connector
RS485 communication error
of the PU connector
Tab. 6-45: Operation at alarm occurrence
Can be selected using Pr. 75 "Reset selection/disconnected PU detection/PU stop selection"
Can be selected using Pr. 122 "PU communication check time interval".
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".
FR-D700 SC EC
Condition
(Pr. 551)
PU Operation
—
2
(PU connector)
9999
(automatic recognition)
Other than the above
Stop/
2
(PU connector)
continued
Other than the above
Selection of operation mode and operation location
Operation Mode
External/PU
combined
External
Operation
Operation
Mode 1
(Pr. 79 = 3)
Stop
Stop/continued
Stop/continued
Continued
Continued
External/PU
combined
NET
Operation
Operation
Mode 2
(Pr. 79 = 4)
Stop/
—
continued
Stop/
continued
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