B-Box Professional installation guidance
Table 1 Display and communicate interface
No.
Interface
Mark
Function
SOC LED
SOC
Indicates State of capacity of battery
RUN LED
RUN
Indicates the B-Plus is running status
ERR LED
ERR ADDR
Indicates error status
ALM LED
Alarm
Indicates alarm status
RJ45 terminal
RS485
Communication ports
Address
ADDR
When parallel connection, this is for setting address.
Alarm relay
1.2.3.4
Unused
Test terminal
B- B+
Measures battery voltage when testing.
ON/OFF
ON/OFF
Activating of battery when no external powers add on
battery.
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