180ml/min KLP180 Mini Diaphragm Pump 12V 24V Brush Brushless Motor With EPDM Liquid Pressure 0.3Mpa For Lab And Inkjet ,Support Speed Adjustment

Brushless motor wire sequence description: 1. Red wire positive; black wire negative; white wire speed control wire; yellow feedback wire; positive and negative pole reverse connection protection function. 2. Two speed regulation modes: PWM and 0-5V. Speed adjustment range: 1500-4200rpm. PWM frequency 10KHZ-30KHZ, volt value: 5V. 3. Yellow line speed feedback, connect oscilloscope probe or host computer. 1 pulse/revolution 4. The uniform speed, the red wire and white wire are connected to the positive pole of the power supply, and the black wire is connected to the negative pole.