uniquegoods 6V 12V 36V 60V 90VDC 15A(max) PWM DC Motor Speed Controller Adjustable Speed Governor Pump Speed Controller CCMHCN

Features:

CCMHCN DC Motor Speed Regulator controls the speed of a DC motor by adjusting Pulse-Width-Modulated (PWM). 
Used of Advanced and low power MCU and high quality components.
Adjustable speed range is from 0%-100%. 
Incorporate a 15A fuse, and with the protection function of reverse connect power supply.
It can use 0-5V external voltage to control the DC motor speed.

Operating instruction: 

Before you attempting to wire the controller, make sure power is off.
WARNING: TO CHANGE MOTOR DIRECTION, INTERCHANGE THE POSITIVE AND NEGATIVE WIRES OF MOTOR.
1. Connect wires refer to the "wiring diagram" (NO.4 picture).
2. Turn on the power, and adjust the potentiometer.
3. To use the 0-5V external voltage to control the DC motor speed, connect wires refer to the "wiring diagram 2"(NO.5 picture)

Package Including:

1 x DC Motor Speed Controller