Communication module NJ-iot402
NJ-iot402 is a communication module suitable for the solar controller. It has the communication function of 4G-Cat.1, can remotely connect to the server in the cloud, and also has the communication of RS485 and RS232 serial ports. It can complete the delivery and reading of the parameters and status of the solar controller, such as the display of the charging amount and discharge power data.
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