Mitsubishi Electric MELSERVO-J4 Instruction Manual Trouble Shooting page 36

1. TROUBLESHOOTING
Alarm No.: 35 Name: Command frequency error
Alarm content
Detail
Detail name
No.
35.1 Command (1) The command pulse
frequency error
(2)
(3) The command from the
(4) The controller is
(5) Something near the
Input pulse frequency of command pulse is too high.
Cause
Check the command
frequency is high. pulse frequency.
The setting of Check if the command
"Command input pulse pulse frequency is
train filter selection" in within the setting
[Pr. PA13] is not correct. range of the filter.
Check if the command
controller is excessive. from the controller is
over the permissible
speed.
Replace the controller,
malfunctioning. and then check the
repeatability.
Check the noise,
device caused it. ambient temperature,
etc.
Check method Check result
The command pulse
frequency is high.
The command pulse
frequency is low.
It is out of setting
range.
It is within the setting
range.
It is over the
permissible speed.
It is less than the
permissible speed.
It is not repeatable.
It is repeatable.
It has a failure.
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Action Target
Check operation [A]
pattern.
Check (2).
Review the filter
setting.
Check (5).
Check operation [B]
pattern. [WB]
[RJ010]
Check (4).
Replace the
controller.
Check (5).
Take [A]
countermeasures [B]
against its cause. [WB]
[RJ010]