13. USING A LINEAR SERVO MOTOR
13 - 74
Alarm No.46
Name: Servo motor overheat
Stop method: Corresponding axis stops
Alarm description
Linear servo motor overheats abnormally.
Display Name
Cause
Checkpoint
Finding
Action
46.2 (1)
The
ambient
temperature is over
40 .
Reduce the ambient
temperature of the
servo motor.
Linear servo
motor thermal
sensor error
The ambient temperature
of the linear servo motor
is over 40 .
Check the ambient
temperature of the linear
servo motor.
The ambient
temperature is 40 or
less.
Check 2).
(2)
The effective load ratio
is large.
Reduce the load or
check the operation
pattern.
The linear servo motor is
overloaded.
Check the effective load
ratio with MR
Configurator.
The effective load ratio
is small.
Check 3).
(3) Thermal sensor fault in
the linear servo motor
Check the linear servo
motor temperature at
alarm occurrence.
The linear servo motor
temperature is low.
Replace the linear
servo motor.
46.3
(1)
Not connected.
Connect the cable.
Thermistor cable
disconnection
error
The thermistor cable is
disconnected.
Check if the thermistor
cable is connected
Connected. Check
2).
(2)
Disconnected.
Repair the lead.
The thermistor cable is
disconnected.
Check the thermistor
cable.
Is not disconnected.
Replace the linear
servo motor.
Alarm No.47
Name: Cooling fan error
Stop method: All axes stop
Alarm description
Cooling fan speed of the servo amplifier is decreased.
Cooling fan speed drops to the alarm level or lower.
Display Name
Cause
Checkpoint
Finding
Action
47.1
Cooling fan stop
error
Same as for the rotary servo motor.
Refer to section 8.3.
47.2 Decreased
cooling fan speed
error
Summary of Contents for MELSERVO-J3W Series
Page 17: ...8 MEMO ...
Page 27: ...1 FUNCTIONS AND CONFIGURATION 1 10 MEMO ...
Page 87: ...4 STARTUP 4 14 MEMO ...
Page 117: ...5 PARAMETERS 5 30 MEMO ...
Page 129: ...6 GENERAL GAIN ADJUSTMENT 6 12 MEMO ...
Page 185: ...10 CHARACTERISTICS 10 8 MEMO ...
Page 241: ...11 OPTIONS AND AUXILIARY EQUIPMENT 11 56 MEMO ...
Page 274: ...13 USING A LINEAR SERVO MOTOR 13 25 1 2 3 4 ...