Gsm Rtu For Street Lamp Remote Control Monitoring System S271

Loaded with vast industrial knowledge and expertise, we have emerged as a major Exporter & Manufacturer of GSM RTU for Street Lamp Remote Control Monitoring System S271 in Shenzhen, Guangdong, China.
Model:S271
The GSM 3G M2M RTU is a multi I/O port remote terminal unit. It is special for BTS monitoring, remote data acquisition, telemetrically, BTS access control and other applications. It supports voice communication, SMS, GPRS, 3G communications.

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. 4 analog inputs, 12bits, supports 0-5V, 0-20mA, 4-20mA;
5. 4 Relay outputs, 5A/30VDC,5A/250VAC;
6. 4 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;
8. 2 IP data centers, supports Modbus TCP,TCP/IP protocol over GPRS/3G network;
9. Automatically resend the data while communication failure, GPRS failure will alert by SMS text;
10. Supports remotely restart the RTU, and configure it by SMS commands remotely;
11. Supports over voltage protection and phase-reversal protection;
12. 10 SMS Alert and auto dial numbers, can program to receive specified alarm message.