2.4 Ghz Wireless modems for cable free Data Acquisition and GPRS/SMS Modem for communicating with remote systems/dataloggers. Also GPS Receiver to supply location data.
The GTM-201 series are industrial Quad-band GSM/GPRS modems with RS-232 and USB interfaces. The modems utilize the GSM/GPRS network for convenient and inexpensive data transfer from remote instruments, meters, computers or control systems in either live data or packet data.
GPS Receiver unit with 1off Digital Output and 1off Pulse per second output (for precise timekeeping). Communicates via Modbus RTU or DCON protocols.