TL-LFP Series LiFePO
4
Battery Operation Manual
Annex 3 ā Communication Protocol for RS232 and RS485
There is one RS232 port in front panel for up-link communication between batter module and
upper computer, and one or two RS485 port in front panel for cascade communication for
battery modules connected in parallel.
1) RS-232
The system uses/through 6Pin straight PCB welding socket(RJ11) to provide RS-232 protocol, the pin
assignment of RJ11 is defined as follows
Table 1 RJ11 Pin Assignment