S475 Cellular IoT RTU integrated with 4G and Ethernet module, supporting dual SIM cards, it comes with a variety of I/O interface, 2 RS485 used to acquiring data from SCADA, PLC, HMI. Users can remote monitor and manage the device by SMS, APP, Web, and BLIIoT cloud. It is widely used in unmanned room, water pump control, sewage treatment, weather environment, intelligent breeding and other occasions.

●8 digital input, 6 analog input and 4 digital output;
●1 Ethernet port (RJ45), support data acquisition of 5 PLC via Modbus TCP protocol, and upload data to cloud;
●2 RS485, supports Modbus Modbus RTU Master/Slave, expandable to 320 data points;
●Embedded TCP/IP stack, supporting Modbus RTU/TCP, MQTT and transparent transmission;
●Support Modbus RTU/TCP and MQTT protocol conversion;
●Support dual SIM cards, phone and SMS alarm, remote SMS reboot, device configuration function;
●Built-in TCP port, can be as TCP Server and supports up to 5 terminal accesses;
●Built-in 8G large-capacity SD card for storing history records, history records up to 10,000 events;
●Wide working voltage design, support 9 ~ 36VDC power supply, and with anti-reverse connection protection design;
●Anti-dropout mechanism to ensure the device always online and it comes with data retransmission function;
●Built-in powerful timer function;