Speed controller 0 - 10V 0 - 5V

8 bit data input.
PWM signal
positive and negative direction signal
optocoupler input
Output 0 - 5V and 0 - 10V and -10V - + 10V

So can be dispensed with frequent turning the drive belt. The drive has a 0-10 V / 0 - 5 V have control input.