Huawei PowerCube 5000 - Page 44

PowerCube 5000
User Manual (SmartLi 100Ah)
2 Products
Issue 02 (2020-03-17)
Copyright © Huawei Technologies Co., Ltd.
36
Port Type
Silk Screen
Description
port
CAN_OUT
Connects to the MDU.
COM_IN
Connects to the SMU backplane.
COM_OUT
Reserved
Power supply port
48V
48 V power supply
Communications Ports
Table 2-25 Port description
Communications
Port
Communications Parameter
Communications Protocol
CAN_IN
Baud rate: 250 kbit/s
CAN protocol
CAN_OUT
Baud rate: 250 kbit/s
CAN protocol
COM_IN
CAN baud rate: 250 kbit/s
Modbus baud rate: 9600 bit/s
CAN and Modbus protocols
COM_OUT
Baud rate: 9600 bit/s
Modbus protocol
Figure 2-21 Pins in a communications port
Table 2-26 CAN_IN port pin definitions
Pin
Signal
Description
7
CANH
CAN bus high level
8
CANL
CAN bus low level
1–6
Reserved
-