Mitsubishi Electric FR-A842-07700, Instruction Manual

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List of fault displays
PROTECTIVE FUNCTIONS
95
4
4.4
List of fault displays
For details, refer to the FR-A800 Instruction Manual (Detailed).
Operation panel indication Name
Error
mes
sage
HOLD Operation panel lock
LOCD Password locked
to
Er1 to Er4
Er8
Parameter write error
to
rE1 to rE8 Copy operation error
Err. Error
Wa
rn
in
g
OL Stall prevention (overcurrent)
oL Stall prevention (overvoltage)
TH
Electronic thermal relay
function pre-alarm
PS PU stop
SL
Speed limit indication (output
during speed limit)
CP Parameter copy
SA Safety stop
to
MT1 to MT3 Maintenance timer 1 to 3
UF USB host error
EHR Ethernet communication fault
LDF Load fault warning
Al
a
rm
FN Fan alarm
F
ault
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 Heat sink overheat
E.OLT Stall prevention stop
E.LUP Upper limit fault detection
E.LDN Lower limit fault detection
E.GF
Output side earth (ground)
fault overcurrent
Fault
E.LF Output phase loss
E.OHT
External thermal relay
operation
E.PTC PTC thermistor operation
E.OPT Option fault
E.OP1 Communication option fault
to E.16 to E.20
User definition error by the
PLC function
E.PE
Parameter storage device fault
(control circuit board)
E.PUE PU disconnection
E.RET Retry count excess
E.PE2
Parameter storage device fault
(main circuit board)
to
E.CPU
E. 5 to E. 7
CPU fault
E.CTE
Operation panel power supply
short circuit/RS-485 terminals
power supply short circuit
E.P24 24 VDC power fault
E.CDO
Abnormal output current
detection
E.SER Communication fault (inverter)
E.AIE Analog input fault
E.USB USB communication fault
E.SAF Safety circuit fault
E.PBT
E.13
Internal circuit fault
E.OS Overspeed occurrence
E.OSD
Speed deviation excess
detection
E.ECT Signal loss detection
E.EP Encoder phase fault
E.LCI 4 mA input fault
E.PID PID signal fault
to E. 1 to E. 3 Option fault
E.11
Opposite rotation deceleration
fault
E.EPS
Encoder pulse number setting
error
E.THS Overload trip
E.EHR Ethernet communication fault
Operation panel indication Name