Sofar solar AMASS GTX2500, User Manual

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AMASS GTX2500
User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
16
5.2.4 CAN / RS485 Port
PIN Definition
Pin 1
、
Pin 8 RS485-B
（
to PCS, reserved
）
Pin 2
、
Pin 7 RS485-A
（
to PCS, reserved
）
Pin 3 NC
Pin 4 CANH
（
to PCS
）
Pin 5 CANL
（
to PCS
）
Pin6 GND
CAN / RS485 Communication Terminal (RJ45 port) follow CAN protocol /
RS485 protocol, connect to Inverter.
1
、
BMS controls the charging current/charging voltage or discharge
current/discharge cut-off voltage of the PCS through CAN communication
according to the battery voltage and battery temperature.
2
、
If the battery capacity is less than 8%, BMS controls the PCS to make
compulsory recharge through the CAN communication to avoid the damage
of the battery due to deep discharge.
3
、
If SOC was less than 97% for one consecutive month, BMS controlled PCS
by CAN communication to full charge the battery to corrected SOC and fully
charged capacity.
Note: Through Sofar Solar PCS, customers can set the fully charged time