China Acrel Wireless Gateway Downlink Lora Upload 4G

AF-GSM300-4G Smart GatewayIt supports data acquisition of the serial port MODBUS RTU protocol and communicates with the Acrel server through the Acrel platform protocol.
It supports for data acquisition of up to 30 MODBUS RTU devices.
It supports the acquisition of 5 register address fields for each MODBUS device, with each register address range not exceeding 64.
It supports triggering alarms by presetting alarm addresses and alarm values for each MODBUS address range. There are currently up to 14 alarm addresses for each address field.It supports server MODBUS or LORA unvarnished transmission communication.
It supports to connect the data center by fixed IP and dynamic domain name resolution.