HGM1790N Genset Controller User Manual                                                                      Page 28 of 31 
11.    TYPICAL APPLICATION 
 
Fig.7 HGM1790N Typical Application Diagram 
CAUTION: Crank and fuel output ports should be extended large capacity relays. 
CAUTION: When sensor port is configured as “high digital input is active”, hang in air means high electrical 
level; and power supply positive is prohibited to be connected.