Oriental motor BLH Series - Page 140

140
Alarms
Alarm
code
Number of
times
PWR/ALM
LED blinks
Alarm name Cause Remedial action
Alarm
reset
41h 8 EEPROM error
The data stored in the driver was
damaged.
Execute either of the following
operations, and turn on the power
again.
•
Execute "Restored to the factory
setting" with the
MEXE02
.
•
Execute initialization via RS-485
communication.
If the alarm is still generated, the driver
may be damaged. Contact your nearest
Oriental Motor sales oce.
Not
possible
42h 3 Sensor error at power-on
•
The sensor line in the motor cable was
disconnected. Or the power supply
of the driver was turned on in a state
where the motor cable was come o.
•
The power supply was turned on in a
state where the sensor of the motor is
not operated properly.
•
Check the connection between the
driver and the motor.
•
The motor may be damaged. Contact
your nearest Oriental Motor sales
oce.
Possible
46h 11
Prevention of operation
at power-on
The power supply of the driver was
turned on in the following conditions.
•
The "Prevention of operation at
power-on alarm" parameter was set to
"Enable."
•
The operation input signal is in an ON
state.
*2
Turn o the operation input signal
before turning on the power supply.
Possible
6Eh 10 External stop
•
The EXT-ERROR input signal was turned
OFF.
*3
•
"External stop" was executed using the
MEXE02
.
•
"External stop" was executed via RS-
485 communication.
Check the status of the EXT-ERROR
input signal.
Possible
84h 12
RS-485 communication
error
The number of consecutive generated
RS-485 communication errors
reached the value set in the "RS-485
communication error alarm" parameter.
•
Check the connection between the
driver and the host controller .
•
Check the setting of RS-485
communication.
Possible
85h 12
RS-485 communication
timeout
The time set in the "RS-485
communication timeout alarm"
parameter has elapsed, and yet the
communication could not be established
with the host controller.
Check the connection between the
driver and the host controller .
Possible
F0h Lit CPU error The CPU is not operated properly.
Turn on the power again. If the alarm
is still generated, the driver may
be damaged. Contact your nearest
Oriental Motor sales oce.
Not
possible
*2
When the operation input mode is 3-wire mode: Both the START/STOP input and the RUN/BRAKE input are in an ON state
When the operation input mode is 2-wire mode: Either of the FWD input or the REV input is in an ON state
*3
It is always ON in a state where the EXT-ERROR input is not assigned.