3)ESD5550E,ESD5570E,ESD5330E ESD5221A Speed Controller:
The ESD5221 series speed control unit is an all electronic device designed to control engine speed
with fast and precise response transient load changes.
Isochronous Operation/Steady Stability: +/-0.25% or better Supply: 12 or 24 VDC Battery
Systems(transient reverse voltage protected)
Power Consumption: 50 ma continuous plus actuator current
Maximum Actuator Current at 25celsius(77celsius F): 10 Amps continuous