MGC120 Petrol Genset Controller User Manual
MGC120 Petrol Genset Controller Version 1.2 2019-02-22 Page 10 of 20
6
CONNECTION
Fig.2 Back Panel
Table 5 Terminal Connection Description
No.
Function
Cable Size
Note
1
B-
2.0mm
2
Connected with negative of starter battery.
2
B+
2.0mm
2
Connected with positive of starter battery.
Max. 20A fuse is recommended.
3
Crank Output
1.5mm
2
B+ power is supplied by terminal 2, rated 10A.
Connected with start coil of starter.
4
Fuel Output
1.5mm
2
B+ power is supplied by terminal 2, rated 10A.
5
Ignition Control
1.5mm
2
B- power is supplied by termainal 1, rated 10A.
6
Remote Start Input
1.0mm
2
Aux. input 1, discrete signal input, Ground-connected is
active (B-).
7
Oil Pressure Input
1.0mm
2
Aux. input 2, discrete signal input, Ground connected is
active (B-).
8
Engine Temp. Sensor
1.0mm
2
Connected with resistor-type temperature sensor.
9
Aux. Output 1
1.0mm
2
B- power is supplied by termainal 1, rated 1A.
10
Aux. Output 2
1.0mm
2
B- power is supplied by termainal 1, rated 1A.
11
Speed Signal Input
1.0mm
2
Connected with ignition coil primary, and diode in series
is needed. (Over rated 1A, reverse durable voltage is
over 1000V.)
12
Motor S22
Apply stepper
motor
self-contained
wires
Connect with blue cable of stepper motor.
13
Motor S21
Connect with yellow cable of stepper motor.
14
Motor S12
Connect with pink cable of stepper motor.
15
Motor S11
Connect with orange cable of stepper motor.
16
Mains
Phase
Voltage
(L-N) Monitoring Input
1.0 mm
2
Connect with mains output port (2A fuse is
recommended)
17
1.0 mm
2
