CFE CFE-BCU - Communication Pin Definitions; Communication Protocols Can be Supported; Operating Instructions

2
9
Battery communication port
Battery communication
10
WIFI antenna
Transmitting WIFI signal
11
Running light
Normal/abnormal function
12
AC Switch
External AC Switch
13
WIFI Reset
WIFI reset button
14
Reset button
BCU reset button
2.Communication Pin Definitions
Normally: 4-CANH, 5-CANL; 4-485A, 5-485B.
Special case: CAN communication high and low bits are determined by the high and low bits
of the BMS communication port of the inverter, which can be flexibly set dip switch.
3. Communication protocols can be supported
High Voltage Protocol: 4200 High Voltage Protocol
Low Voltage Protocol: DEYE Low Voltage CAN Communication Protocol
4. Operating instructions
4.1 Operating Instructions:
(1) Adjust the BCU dip switch to SW1-Address to 0 according to Figure 1.
Figure 1
(2) Set the battery pack according to the position shown in Figure 2
Figure 2