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3.7 Communication connection
Please use supplied communication cable to inverter/charger and PC. Download the
software by the QR code on the manual cover into computer and follow the instruction to
install the monitoring software. If you have any questions, please consult your dealer.
WARNING: It is forbidden to use network cable as the communication cable to directly
communicate with the PC port. Otherwise, the internal components of the controller
will be damaged.
WARNING: RJ45 interface is only suitable for the use of the company´s supporting
products or professional operation. Below chart show RJ45 pins definition.
3.8 Dry contact signal
There is one dry contact (3A/250VAC) available on the rear panel. It could be used to
deliver signal to external device (usually a GENERGY generator) when battery voltage
reaches warning level.
Unit status
Power Off
Output is
Power On
powered
from Battery
or Solar.
Condition
Unit is Off and no output is powered.
Output is powered from mains
Battery voltage<DC low
Program 01
Battery voltage>Setting
set as mains
value in Program 21 or
battery charging reaches
Battery voltage<Setting
value in Program 20
Program 01
is set as
Battery voltage>Setting
SBU, SUB
value in Program 21 or
(solar first)
battery charging reaches
52
NC&C
Close
Close
Open
voltage alarm
Close
floating stage
Open
Close
floating stage
Dry contact
port:
NO&C
Open
Open
Close
Open
Close
Open
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