Smart GSM GPRS RTU , Remote Telemetry Unit Modbus Data Acquisition GPRS Data Logger

GSM GPRS RTU Modbus Industry Module Modbus Data Acquisition GPRS Data Logger SpecificationDC Power supply9-28V DC (Standard adapter: DC 12V/24V/1.5A)Power consumption2V/24V input Max. 150mA/Average 50mAGSM Frequency rangeQuad-frequency 900/1800/850/1900MHzSIM Card Supporting 3V SIM CardAntenna50 Ω SMA Antenna interfaceMemory card SD/TFGPS AntennaexternalCommunication interfaceRS-232/RS485/USBTemperature range-40°C ~ +80 °CHumidity rangeRelative humidity 95%Digital input6