Huawei UPS5000-E-200K-SM - Page 44

UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
2 Overview
Issue 02 (2017-02-25)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
35
Table 2-7 COM2 pin definition
Pin
Description
1
RS485+
2
RS485-
3
N/A
4
RS485+
5
RS485-
6
GND
7
CANH0
8
CANL0
Figure 2-23 and Table 2-8 describe the RS485 pin definitions.
Figure 2-23 RS485 pins
Table 2-8 RS485 pin definition
Pin
Description
1
RS485_T+
2
RS485_T–
3
N/A
4
RS485_R+
5
RS485_R–
6
GND
7
N/A