modbus tcp FOR power distributing substation remote control monitoring system S272

Model:S272

Name：GSM 3GM2M RTU (8DI+6AI+4DO+1TH+1USB+1RS232/485)

The GSM 3G M2M RTU is a multi I/O port remote terminal unit, through theRS232/485 port can connect intelligent meters or PLC. It is special for BTSmonitoring, remote data acquisition, telemetrically, BTS access control andother applications. It supports voice communication, SMS, GPRS, 3Gcommunications.

Mainly Features:

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

2.      WidelyRated voltage range, 9~36VDC, Inbuilt large capacity rechargeable backupbattery;

3.      4G SD cardfor save historical data, USB port for configuration and upgrade firmware;

4.      6 analoginputs, 12bits, supports 0-5V, 0-20mA, 4-20mA;

5.      4 Relayoutputs, 5A/30VDC,5A/250VAC;

6.      8 digitalinputs, dry contact or level input. One of the input can be used as counter;

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

8.      I/O portswith opto-isolated, RS232/485 with 15KV ESD protection;

9.      2 IP datacenters, supports Modbus TCP,TCP/IP protocol over GPRS/3G network;

10.   RS232/485 canbe used as data transparent transmission for different intelligent meters orPLC;

11.   Automaticallyresend the data while communication failure, GPRS failure will alert by SMStext;

12.   Supportsremotely restart the RTU, and configure it by SMS commands remotely;

13.   Supports overvoltage protection and phase-reversal protection;

14.   10 SMS alertand auto dial numbers, can program to receive specified alarm message.

1.      10 access control authorized numbers, can open the BTS door or turn on/offmachine with a free charge call at the specified time.

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