M Series AC Servo
User Manual
100
Rev. 1.1
9/13/2021
400-820-9661
7.3.4 Analog Input Filter
When analog input is used, there might be external interferences that aect the accuracy of the analog
input voltage. In some cases will cause the motor to turn unexpectedly, or unstable torque output.
Therefore, analog input lter is recommended. It is designed as a digital low pass lter; reasonable lter
frequency can signicantly improve the motor performance.
To setup the analog input lter directly from the drive, please refer to the following calculation
Display analog input value
Where X is input lter frequency, unit Hz
Setting Via Software
In drive conguration page-------input/output analog input 1/2 settings to setup