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RMS-SNMP01A SNMP Card
User Manual
Component
Location
Figure 2-3 COM port
The COM port on the SNMP card is an RS485 southbound port that can connect
to a standalone AI/DI module.
Table 2-3 COM port signal definition
Component
Location
J1
Issue 10 (2024-01-30)
No.
2
3
4
5
6
7
8
No.
1
2
3
4
5
6
7
8
Copyright © Huawei Digital Power Technologies Co., Ltd.
Signal
RS485-
12V_OUT
RS485+
RS485-
-
-
GND
Signal
RS485_2+
RS485_2-
-
RS485+
RS485-
GND
-
-
2 Overview
Port Type
Port Type
RJ45
5
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