Huawei PowerCube 500 User Manual page 31

PowerCube 500 (CPS300-N18A1H)
User Manual
Figure 3-5 COM_CAN port pins
Table 3-3 COM_CAN port pin definitions
Pin
1–4 and 6
5
7
8
9
Table 3-4 RS485 (northbound) port pin definitions
Pin
1
2
3
Table 3-5 RS485 (reserved) port pin definitions
Pin
1 and 4
2
3
WiFi Function
You can locally access the WebUI using WiFi.
Issue 02 (2019-08-30)
Signal Name
Reserved
BMS_ON+
BMS_ON-
CANH
CANL
Signal
RS485+
RS485_GND
RS485-
Signal
GND
RS485+
RS485-
Copyright © Huawei Technologies Co., Ltd.
3 Component Description
Description
Reserved
Lithium battery presence
signal
CAN data transmission and
reception H
CAN data transmission and
reception L
Remarks
RS485 data +
RS485_GND
RS485 data –
Remarks
Ground
RS485 data +
RS485 data –
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