Electronics Production Machinery

GSM RTU FOR Power Distribution Room remote control monitoring system S275


The GPRS 3G BTS RTU is a multi I/O port remote terminal unit, through the RS232/485 port can extend up to 64 additional I/O or connect intelligent meters or PLC. It is special for BTS monitoring, remote data acquisition, telemetrically, BTS access control and other applications. It supports voice communication, SMS, GPRS, 3G and RJ45 LAN IP communications.

The GPRS 3G BTS RTU can be used as remote access control,The authorized users can open the gate or turn on the machine with a free charge call at specified time.

The GPRS 3G BTS RTU supports Modbus RTU, Modbus TCP, TCP/IP protocol, transparent data transmission over GPRS/3G, RS232,RS485, RJ45, performs as Modbus Master or Modbus Slave.

The GPRS 3G BTS RTU can be used as Modbus RTU SMS Alarm, when the data acquisition from via RS232/485 exceeds threshold, it also can send pre-definition SMS to users.

Model 3G Precision DIN AIN PT100 DO Register Record Port
S270 V 12bit 2 2 0 2 X 200 USB
S271 V 12bit 4 4 0 4 X 200
S271-PT V 12bit 4 0 4 4 X 200 USB
S271-PTA V 12bit 4 2 2 4 X 200 USB
S272 V 12bit 8 6 0 4 X SD USB/RS232/RS485
S273 V 12bit 8 6 0 4 64 SD
S274 Reserved
S275 V 16bit 8 6 0 4 64 SD USB/RS232/RS485/RJ45
Notice 1. *C stands for inbuilt module is CDMA2000. *W stands for inbuilt module is WCDMA.
2. All of them support 1 temperature and 1 humidity inputs for environment monitoring.
Please visit our Website if you would know more detail:
www.gsm-m2m.com
My Skype:AmericaGsmAlarm