1. TROUBLESHOOTING FOR SERVO AMPLIFIER (DRIVE UNIT)
1 - 47
Alarm No.: 35
Name: Command frequency error
Alarm content
Input pulse frequency of command pulse is too high.
Detail
No.
Detail name
Cause
Check method
Check result
Action
Target
35.1 Command
frequency error
(1) The command pulse
frequency is high.
Check the command
pulse frequency.
The command pulse
frequency is high.
Check operation
pattern.
[A]
The command pulse
frequency is low.
Check (2).
(2) The setting of
"Command input pulse
train filter selection" in
[Pr. PA13] is not correct.
Check if the command
pulse frequency is
within the setting
range of the filter.
It is out of setting
range.
Review the filter
setting.
It is within the
setting range.
Check (6).
(3) Inputted frequency with
a manual pulse
generator is high.
Check the inputted
frequency of the
manual pulse
generator.
The command pulse
frequency is high.
Reduce the inputted
frequency of the
manual pulse
generator.
The command pulse
frequency is low.
Check (6).
(4) The command from the
controller is excessive.
Check if the
command from the
controller is the
permissible speed or
higher.
It is the permissible
speed or higher.
Check operation
pattern.
[B]
[WB]
[RJ010]
[GF]
It is lower than the
permissible speed.
Check (5).
(5) The controller is
malfunctioning.
Replace the controller,
and then check the
repeatability.
It is not repeatable.
Replace the
controller.
It is repeatable.
Check (6).
(6) The command pulse
frequency is high when
the synchronous
encoder axis is
selected.
Check the command
pulse frequency.
The command pulse
frequency is high.
Check operation
pattern.
[GF]
The command pulse
frequency is low.
Check (7).
(7) Something near the
device caused it.
Check the noise,
ambient temperature,
etc.
It has a failure.
Take
countermeasures
against its cause.
[A]
[B]
[WB]
[RJ010]
[GF]
Содержание MELSERVO MR-J4-B-RJ Series
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