UPS5000-E-(25 kVA-75 kVA)-BF
User Manual
2 Overview
Issue 07 (2019-12-13)
Copyright © Huawei Technologies Co., Ltd.
32
2.3.6.4 CAN Expansion Card
Appearance
Figure 2-19
CAN expansion card
(1) Power indicator
(2) Run
indicator
(3) Alarm
indicator
(4) COM_IN
communications port
(5) COM_OUT
communications port
(6) DI port
(7) BCB_DRV
port
(8) BCB_STA port
describe the COM_IN and COM_OUT pin definitions.
Figure 2-20
COM_IN and COM_OUT pins
Table 2-5
COM_IN and COM_OUT pin definition
Port
Pin
Description
Function
COM_IN
1
N/A
Cascades multiple
cabinets over
northbound CAN
communication and
sends signals to the
MDU for displaying
2
N/A
3
N/A
4
N/A