HGM7220N/HGM7220S GENSET CONTROLLER USER MANUAL
HGM7220N/HGM7220S Genset Controller 2019-02-28 Version 1.0 Page 23 of 60
No.
Function
Cable Size
Remarks
30 Configurable Sensor 1
Connected with temp/pressure/fuel level
sensor.
For items please see
Table 13.
31 Configurable Sensor 2
32 CT A-phase Monitoring Input 1.5mm
2
Outside connected to secondary coil of CT (5A rated).
33 CT B-phase Monitoring Input 1.5mm
2
Outside connected to secondary coil of CT (5A rated).
34 CTC-phase Monitoring Input 1.5mm
2
Outside connected to secondary coil of CT (5A rated).
35 CT Common Port
1.5mm
2
Details to see the following installation description.
36
Gen
U-phase
Voltage
Monitoring Input
1.0mm
2
Connected to U-phase output of genset (2A fuse
recommended).
37
Gen
V-phase
Voltage
Monitoring Input
1.0mm
2
Connected to V-phase output of genset (2A fuse
recommended).
38
Gen
W-phase
Voltage
Monitoring Input
1.0mm
2
Connected to W-phase output of genset (2A fuse
recommended).
39 Gen N2-line Input
1.0mm
2
Connected to N-line output of genset.
40
Mains
R-phase
Voltage
Monitoring Input
1.0mm
2
Connected to R-phase of mains (2A fuse
recommended).
41
Mains
S-phase
voltage
monitoring input
1.0mm
2
Connected to S-phase of mains (2A fuse
recommended).
42
Mains
T-phase
voltage
monitoring input
1.0mm
2
Connected to T-phase of mains (2A fuse recommended).
43 Mains line N1 Input
1.0mm
2
Connected to N-line of mains.
44 Terminal Resistor
(120Ω)
0.5mm
2
If
120Ω resistor is needed, short connect 44 and 46.
45 RS485-
0.5mm
2
120
Ω shielding wire is recommended with single end
ground connected.
46 RS485+
0.5mm
2
47
VOUT(+5V)
0.5mm
2
Output DC +5V.
48
NC
49
ECU CAN L
0.5mm
2
120
Ω shielding wire is recommended with single end
ground connected. Between CAN L and CAN H there is
already 120
Ω resistor inside the controller.
50
ECU CAN H
0.5mm
2
NOTE:
USB ports in controller rear panel are programmable parameter ports, and users can directly configure the
controller on PC.
NOTE:
Modem expansion module can be connected from the rear panel.
