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HGM8110A/8120A Genset Controller User Manual Page 28 of 57
No.
Function
Cable Size
(mm
2
)
Remarks
active (B-)
13
Aux. Input 4
1.0
Ground connected is
active (B-)
14
Aux. Input 5
1.0
Ground connected is
active (B-)
15
Aux. Input 6
1.0
Ground connected is
active (B-)
16
Magnetic Pickup
1.0
Common
grounded;
Connected
with
enclosure or negative of starter battery.
17
Magnetic
1.0
Connected to speed sensor
18
Magnetic Pickup -
1.0
19
Oil pressure sensor 2
1.0
Oil pressure sensor input, can be connected
to an external resistance sensor. (Also can be
set as Temperature sensor or Fuel level
sensor).
20
Aux. Output 4
2.5
Volts free contactors, rated 16A.
Details see table 13
21
22
23
RS485
0.5
Opto-isolation; (Impedance-120Ω shielding
wire is recommended, its single-end earthed.
Hang up the 26 terminal.)
24
RS485+
0.5
25
RS485-
0.5
26
Matched Resistance
If needed, please make this terminal and 25
terminal short circuit. If not, hang it in the air.
27
Aux. Output 6
Mains
Close
Relay
Output
2.5
Control mains to take load. Volts free
contactor. Rated 16A. (Also can be set as
other function; Details see table 13).
28
48
29
Aux. Output 5
Gen Close Relay Output
2.5
Control generator to take load. Normally open
volts free contactor. Rated 16A. (Also can be
set as other function; Details see table 13).
30
31
Mains A-phase voltage
sensing input
1.0
Connected to A-phase of mains (2A fuse is
recommended) (HGM8110A without).
32
Mains B-phase voltage
sensing input
1.0
Connected to B-phase of mains (2A fuse is
recommended) (HGM8110A without).
33
Mains C-phase voltage
sensing input
1.0
Connected to C-phase of mains (2A fuse is
recommended) (HGM8110A without).
34
Mains N-wire input
1.0
Connected to N-wire of mains (HGM8110A
without).
35
Genset A-phase voltage
sensing input
1.0
Connected to A-phase of genset (2A fuse is
recommended).
36
Genset B-phase voltage
sensing input
1.0
Connected to B-phase of genset (2A fuse is
recommended).
37
Genset C-phase voltage
sensing input
1.0
Connected to C-phase of genset (2A fuse is
recommended).