I have a 21v3 driving a 12v DC motor through 90 degrees.
My feed back is a voltage based sensor (0-5v).
Control setpoint is from PC at this stage.
Using the manual to setup the motor drive direction etc is fine and I am able to set up feedback correctly(positive with motor forward)
But when I run with feedback the motor moves to setpoint then oscillates around setpoint.
My status screen is
my setup screens are;
What is causing the oscillations?