FX
-20SSC-H Positioning Block User's Manual
3U
Error category
(decimal)
Error code, error content and action are given for the MR-J3- B(S).
Parentheses ( ) in the error code column indicate the LED display of the MR-J3- B(S).
Servo amplifier
274
Error
Code
Error Content
→For details on how to check errors and actions, refer to the manual of the servo amplifier to be connected
Overspeed
•
The rotation speed has exceeded the
instantaneous permissible speed.
2031
(31)
Overcurrent
2032
•
The current flow is higher than the permissible
(32)
current of the servo amplifier.
Overvoltage
•
The following shows the input value of converter
bus voltage.
-
MR-J3- B:
-
MR-J3- B1:
-
MR-J3- B4:
2033
(33)
Receive error 1
•
SSCNET III communication error
2034
(continuous communication error for about
(34)
3.5ms)
Command frequency error
•
The input pulse frequency of the command pulse
2035
is too high.
(35)
Receive error 2
•
SSCNET III communication error
2036
(intermittent communication error for about
(36)
70ms)
2037
Parameter error
(37)
•
Parameter setting is wrong.
Main circuit device overheat
•
Main circuit device overheat
2045
(45)
Servo motor overheat
•
A servo motor temperature rise actuated the
2046
thermal sensor.
(46)
→For the MR-J3W- B, refer to the MR-J3W- B Instruction Manual
400VDC or more
400VDC or more
800VDC or more
13.2 Check Error Code
Action
•
When the acceleration/deceleration overshoots,
check the acceleration/deceleration time constant
in the fixed parameters.
•
If the servo gain cannot be set to a proper value:
-
Reduce the load inertia moment ratio (servo
parameter) of the servo motor.
→Refer to Subsection 11.2.2
-
Review the acceleration/deceleration time
constant.
•
Change the servo motor.
•
Correct the wiring.
•
Change the servo amplifier.
•
Adopt noise suppression measures.
•
Use the regenerative brake option.
•
Correct the setting of the regenerative brake
option (servo parameter).
→Refer to Subsection 11.2.1
•
Change the regenerative brake option leads.
•
Correctly connect the regenerative brake option
leads.
•
Replace the servo amplifier.
•
For a wire break of the built-in regenerative brake
resistor, change the servo amplifier.
•
For a wire break of the regenerative brake option,
change the regenerative brake option.
•
Add the regenerative brake option or increase the
capacity.
•
Review the power supply
•
Correct the wiring.
•
Connect after turning the control circuit power
supply of the servo amplifier OFF.
•
Wipe off any dirt from the end surface.
•
Change the cable.
•
Adopt noise suppression measures.
•
Review the operation program.
•
Change the servo system controller.
•
Adopt noise suppression measures on the I/O
signals.
•
Adopt noise suppression measures on the
controller side.
•
Connect after turning the control circuit power
supply of the servo amplifier OFF.
•
Wipe off any dirt from the end surface.
•
Change the cable.
•
Adopt noise suppression measures.
•
Set the parameter value within the setting range.
•
Change the servo amplifier.
•
Replace the servo amplifier.
•
Review the drive method.
•
Review the environment so that the ambient
temperature is within the range 0 to 55°C.
•
Use within the specification range.
•
Review the environment so that the ambient
temperature is within the range 0 to 40°C.
•
Reduce the load.
•
Review the operation pattern.
•
Use a servo motor that provides larger output.
•
Replace the servo motor.
13 Diagnostics