[Al. 035_Command Frequency Error] - Mitsubishi Electric MR-J5-G Series User Manual

[AL. 035_Command frequency error]

• The input command pulse frequency is too high.
[AL. 035.1_Command frequency error]
Cause
1.
The command pulse frequency is too high.
2.
The setting of [Pr. PA13.2 Command input
pulse train filter selection] is incorrect.
3.
The command from the controller is excessive.
4.
The setting value of [Pr. PC90 Command
frequency error threshold] is too low.
5.
The controller has malfunctioned.
6.
There is a problem with the surrounding
environment.
Check/action method
Check the command pulse frequency, and if the command pulse frequency
exceeds the maximum input pulse frequency, review the operation pattern.
Check that the setting value of [Pr. PA13.2] is the value that matches the
command pulse frequency.
Check if the command from the controller exceeds the maximum speed. If the
command exceeds the maximum speed, review the operation pattern.
To change the judgment value used to the permissible speed, change the
setting of [Pr. PA28.4 Speed range limit selection].
Check the command pulse frequency, and if the command pulse frequency
exceeds the setting value, increase the setting value.
Replace the controller.
Check the noise, ambient temperature, and other conditions, and implement
appropriate countermeasures for the cause.
If there is noise, take countermeasures to reduce the noise.
Refer to "Noise reduction techniques" in the following manual.
MR-J5 User's Manual (Hardware)
1 SERVO AMPLIFIER TROUBLESHOOTING
1.3 Handling methods for alarms/warnings
1
Model
[A]
[G]
[WG]
[A]
[G]
[WG]
[A]
[G]
[WG]
55