HGM9120 Genset Controller
HGM9120 Genset Controller Version: 1.0 2014-04-14 Page 28 of 58
6 WIRINGS CONNECTION
HGM9120
controller‟s rear as following:
Description of terminal connection:
No.
Function
Cable
Size
Remarks
1
DC input B-
2.5mm
2
Connected with negative of starter battery
2
DC input B+
2.5mm
2
Connected with positive of starter battery. If
wire length is over 30m, better to double wires
in parallel. Max. 20A fuse is recommended.
3
Emergency stop
2.5mm
2
Connected with B+ via emergency stop button
4
Fuel relay output
1.5mm
2
B+ is supplied by 3 terminal, rated 7A
5
Start relay output
1.5mm
2
B+ is supplied by 3
terminal, rated 7A
Connected
to
starter coil
6
Common
Shutdown
Alarm Output
1.5mm
2
B+ is supplied by
2
terminal, rated 7A
Details see form
2
7
Common
Alarm
Output
1.5mm
2
B+ is supplied by
2
terminal, rated 7A
8
Aux. Output 1
1.5mm
2
B+ is supplied by
2
terminal, rated 7A
9
Charger(D+)
1.0mm
2
Connected with charger
starter‟s D+ (WL)
terminals. Being hang up If there is no this
terminal.