Please read the user manual carefully before use, make sure that the parameters of
the device you are using are within the specified parameter range, and carefully check
whether the wiring method and setting method are correct.
Frequently asked questions
Q1:Why does this module cannot change the device voltage?
A1:The module is a PMW driver, which controls the controlled device by changing the
frequency and duty cycle of the output signal. It is not a voltage converter, it has no
function to change the output voltage.
Q2: Why is this controller not working ?
A2:Please check whether your wiring connection and the setting method
is correct, if there are still problems, don’t hesitate to contact us.
Q3: Why does this controller cannot be turned on?
A3: The potentiometer can be used as a switch to Turn ON/OFF output signal.