Electronic Engine Speed Control Aluminum Alloy Generator Control Board Speed Control ESD5570E 12V 24V 1. Main Application: This speed control board can realize fuel start regulation and engine speed regulation, which can reduce the exhaust smoke content and achieve the engine working speed. 2. Electronic design: adopts full electronic design, this speed control board can achieve fast and accurate response to motor speed control. 3. Over-speed protection: This speed control board can control the speed and idling. With over speed protection, the hob is safer to use. 4. Aluminum alloy material: Made of aluminum alloy, this speed control board has fast heating dissipation, corrosion resistance, has a long service life. 5. Easy to install: it has compact size and light weight, and easy installation can be completed quickly. Specification: Item Type: Speed Control Board Mode: ESD5570E Material: Aluminum Alloy Speed Stability: plusmn; 0.25% Speed range: 1KHz to 7.5KHz Thermal stability: maximum plusmn; 1% Idle speed regulation: 1200Hz, 60% of rated speed DROOP regulation: 15Hz plusmn; 6Hz at minimum load position/change on amplifier 400Hz plusmn; 75Hz at maximum position/load current change per amplifier External speed control: plusmn; 200Hz (external 1K) AUX input sensitivity: 148Hz / 1V. plusmn; 10Hz. Impedance 1M START fuel regulation: 160 plusmn; 20Hz, 70% of rated speed Ramp time adjustment: 1.5 to 20 sec. Overspeed protection adjustment range: 500Hz to 7.5Hz Overspeed protection operation delay: 1.5 sec. 10V output current: maximum 20mA Environment: Operating temperature range: -40 to 85 Operating humidity range: maximum 95% Vibration: 20 to 100HZ 500mm/sec. Input power: Supply voltage: Battery system 12V, 24V DC Earth polarity: negative Power consumption: 50mA Actuator continuous current: Min 2.5A; Maximum 10A Speed sensor signal: 0.5 to 120 RMS Note: The above performance parameters are measured at the operating frequency of 4000Hz Package list: 1 x Speed control board 1 x User manual