The GSM GPRS 3G 4G Cellular M2M IoT RTU S271 (4DIN,4AIN/PT100,4Relay,1TH,USB) is design for working in the harsh industrial application environment, widely used in a variety of industrial automation, security monitoring system, automatically measurement and control system, BTS monitoring, telemetrically, automatically control system. It can be used as a remote switch, remote I/O, remote smart PLC, timer switches.
The GSM GPRS 3G 4G Cellular M2M IoT RTU is wireless internet of things device, is an industrial class, high reliability, high stability, and programmable Remote Terminal Unit (RTU). It embedded 32-Bit High Performance Microprocessor MCU, inbuilt industrial Cellular module. It provides 4 digital inputs, 4 analog or PT100 Resistance Temperature Detector (RTD) inputs, 4 relay outputs, 1 ambient sensor input for monitoring onsite temperature and humidity. It can monitoring and operates the I/O ports by SMS, APP, Web Server, internet, timers and programmed inter-lock events automatically.