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Appendix 4. Solar Controller Monitor for MP3741
(RS-485/USB) using USB Cable adaptor (MP3747)
Allows reading and writing data using a PC.
Requires Communication cable CC-USB-
RS485-150U USB to PC RS485 for MP3741
Solar Charge Controller.
The controller has a proprietary RJ45
connector with a digital output of the system
values using RS-485 protocol. The
communication cable together with the PC
Software allows it to connect to a Windows
PC and to read and to write the data from/to
the MP3741 controller.
Product monitors the following values of battery voltage and current:
• Battery Voltage
• Solar Module Voltage
• Load Current
• Over Discharge Voltage
• Full Voltage
• Temperature
• Charging Current
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