GPRS RTU Data Acquisition System Wireless Gprs Modem Gsm Controlled Switch

GPRS RTU data acquisition system wireless gprs modem gsm controlled switch Inst-RTU is a new generation of remote monitoring and control terminal combine the telemetry, telecontrol, telecommunication, remote-adjust function with RS232,RS485 communication function. Specification DC Power supply 9-28V DC (Standard adapter: DC 12V/24V/1.5A) Power consumption 2V/24V input Max. 150mA/Average 50mA GSM Frequency range Quad-frequency 900/1800/850/1900MHz SIM Card Supporting 3V SIM