CMM366A-3G Cloud Monitoring Communication Module User Manual
CMM366A-3G Cloud Monitoring Communication Module 2017-12-23 Version 1.0 Page 10 of 17
4.10 TERMINAL
Table 4
– Terminals Description
No.
Function
Cable Size
Note
1
B-
1.0mm
2
Connected with negative of starter battery.
2
B+
1.0mm
2
Connected with positive of starter battery. 3A fuse
is recommended.
3
Aux. Input 1
1.0mm
2
Active when connect to B-.
4
Aux. Input 2
1.0mm
2
Active when connect to B-.
5
Aux. Output
Normally
Open
1.0mm
2
Volt free output with 1A DC30V
6
Common
1.0mm
2
7
Normally
Close
1.0mm
2
8
RS485 B(-)
0.5mm
2
Impedance-120
Ω shielding wire is recommended,
its single-end earthed.
9
RS485 A(+)
0.5mm
2
10
RS485 (SCR)
0.5mm
2
11
RS232 RX
0.5mm
2
RS232
12
RS232 TX
0.5mm
2
13
RS232 GND
0.5mm
2
