HMU8-860 ATS Remote Monitoring Controller User Manual Page 22 of 50
5
WIRING
5.1
HUM8-860 MONIROTING MODULE REAR PANEL
Fig.13 – Rear Panel Drawing of Monitoring Module
Table – 15 Wiring Terminal Description
No.
Function
Size
Remark
1
B-
1.0mm
2
Connect starting battery negative.
2
B+
1.0mm
2
Connect starting battery positive.
3
PE
Protective earth.
4
CAN
Terminal match
resistor (120Ω)
0.5mm
2
Reserved interface.
It is recommended to use twisted shielding wire
with 120
Ω impedance, whose single end is
grounded. Short connect terminal 4 and 6 and
connect
120
Ω terminal resistor.
5
CAN L
0.5mm
2
6
CAN H
0.5mm
2
7
PE1
Protective earth.
8
RS485-1
Terminal match
resistor (120Ω)
0.5mm
2
Used for connecting master control module.
It is recommended to use twisted shielding wire
with 120
Ω impedance, whose single end is
grounded. Short connect terminal 8 and 10 and
connect
120
Ω terminal resistor.
9
B(-)
0.5mm
2
10
A(+)
0.5mm
2
11
PE2
Protective earth.
12
RS485-2
Terminal match
resistor (120Ω)
0.5mm
2
Reserved interface.
It is recommended to use twisted shielding wire
with 120
Ω impedance, whose single end is
grounded. Short connect terminal 12 and 14 and
connect
120
Ω terminal resistor.
13
B(-)
0.5mm
2
14
A(+)
0.5mm
2
