Hybrid Inverter User Manual
© 2022 Hoymiles Power Electronics Inc. All rights reserved.
21
3.3.5.1 BMS Connection
BMS is used to communicate with the compatible Li-ion battery. If lead-acid battery is selected to work with
this inverter, battery sensor in packing list shall be used to monitor the battery temperature.
Procedure
Step 1
• Peel the stickers off from the communication
port.
1
Step 2
• Unscrew the communication box
counterclockwise.
• Disassemble the parts in sequence.
1
2
3
2
Step 3
• Strip the insulation layer of the
communication cable with an ethernet
wire stripper, and lead the corresponding
signal cables out. Insert the stripped
communication cable into the RJ45 plug in
the correct order, and crimp it with a crimper.
• The BMS or battery sensor pin definition is
shown in chapter 3.3.5.
3
Step 4
• Thread the cable of an appropriate length
through the communication box.
• Clip the ethernet cable into the rubber ring.
4
Step 5
• Insert the RJ45 plug into the front plug
connector until it clicks.
• Tighten the cable gland.
5
• Connection of communication box is mandatory, no matter wrings or not.
NOTICE
