The GSM M2M RTU S270 is a remote terminal unit, special for remote monitoring and remote control. The RTU integrated industrial GPRS Module inside, it supports voice, SMS, and GPRS communications. Moreover, it integrated USB port for programming by user friendly PC software and upgrade firmware.

Mainly Features:

1. ARM® Cortex™-M4 32 Bit RISC Core, 168 MHz inside, RTOS system;

2. Widely Rated voltage range, 9~36VDC, Inbuilt large capacity rechargeable backup battery;

3. Large internal memory for save 1000 historical data, USB port for configuration and upgrade firmware;

4. 2 analog inputs, 12bits, supports 0-5V, 0-20mA, 4-20mA;

5. 2 Relay outputs, 5A/30VDC,5A/250VAC;

6. 2 digital inputs, dry contact or level input. One of the input can be used as counter;

7. 1 temperature probe input, 1 humidity transducer input;