Справочник Пользователя для Mitsubishi Electronics FR-A720-0.4k to 90k
403
List of fault or alarm display
5
5.2 List of fault or alarm display
* If a fault occurs when using the FR-PU04, "Fault 14" is displayed on
the FR-PU04.
....... Specifications differ according to the date assembled. Refer to
page 484 to check the SERIAL number.
Operation Panel
Indication
Name
Refer
to
E
rro
r me
ss
a
ge
E - - -
Faults history
HOLD Operation panel lock
LOCD
Password locked
Er1 to 4 Parameter write error
rE1 to 4 Copy operation error
Err.
Error
Wa
rn
in
g
OL
Stall prevention (overcurrent)
oL
Stall prevention (overvoltage)
RB
Regenerative brake pre-
alarm
TH
Electronic thermal relay
function pre-alarm
PS
PU stop
MT
Maintenance signal output
CP
Parameter copy
SL
Speed limit indication
(Output during speed limit)
Alar
m
FN
Fan alarm
Fa
ult
E.OC1 Overcurrent trip during
acceleration
E.OC2 Overcurrent trip during
constant speed
E.OC3 Overcurrent trip during
deceleration or stop
E.OV1 Regenerative overvoltage
trip during acceleration
E.OV2 Regenerative overvoltage
trip during constant speed
E.OV3
Regenerative overvoltage
trip during deceleration or
stop
E.THT
Inverter overload trip
(electronic thermal relay
function)
E.THM
Motor overload trip
(electronic thermal relay
function)
E.FIN
Heatsink overheat
E.IPF
Instantaneous power failure
E.BE
Brake transistor alarm
detection
E.UVT Undervoltage
E.ILF* Input phase loss
E.OLT Stall prevention stop
to
to
lt
E.GF
Output side earth (ground)
fault overcurrent
E.LF
Output phase loss
E.OHT External thermal relay
operation
*2
E.PTC* PTC thermistor operation
E.OPT Option fault
E.OP3 Communication option fault
E. 1 to
E. 3
Option fault
E.PE
Parameter storage device
fault
E.PUE PU disconnection
E.RET Retry count excess
E.PE2* Parameter storage device
fault
to E. 5 to
E. 7
E.CPU
CPU fault
E.CTE
Operation panel power
supply short circuit, RS-485
terminal power supply short
circuit
E.P24 24VDC power output short
circuit
E.CDO* Output current detection
value exceeded
E.IOH* Inrush current limit circuit
fault
E.SER* Communication fault
(inverter)
E.AIE* Analog input fault
E.OS
Overspeed occurrence
E.OSD Speed deviation excess
detection
E.ECT Signal loss detection
E.OD
Excessive position fault
E.MB1
to
E.MB7
Brake sequence fault
E.EP
Encoder phase fault
E.USB* USB communication fault
E.11
Opposite rotation
deceleration fault
E.13
Internal circuit fault
Operation Panel
Indication
Name
Refer
to
to
to