ESD5220 Engine Speed Control Unit

The ESD5220 is an all-electronic governor designed for precise engine speed control, responding quickly to transient load changes.

Key Features:
– Steady-state stability: ±0.25% or better
– Power supply: 12 or 24 VDC (transient and reverse voltage protected)
– Power consumption: 50mA continuous plus actuator current
– Max actuator current: 10 Amps at 25°C (77°F)
– Speed range: 1K to 7.5K Hz
– Speed drift: ±1% max
– Idle adjustment: 60% of set speed
– Droop range: 1-5% regulation
– Droop adjustment: 15Hz ±6Hz to 400Hz ±75Hz per amp change

Input Specifications:
– Speed sensor signal: 0.5-120 Volts RMS
– Relay contacts: 10 Amps (N.O. and N.C.)

Working Voltage:
12-32V DC

Output Current Range:
0-5A

Speed Sensor Singnal:
0.5~120 V RMS

Temperature Range:
-40°C~85°C

Relative Humidity:
<95%

Speed Range:
1K-7.5K Hz

Speed Trim Range:
±200Hz

Overspeed Set Range:
2KHZ-8.5KHZ