*CE,ROSH approval *Modbus RTU/ASCII/TCP protocol *GPRS, SMS and CLIP support *Autonomous login into GSM/GPRS network Complete Telemetry Solutionx-Messenger- Expandable GSM/GPRS PLCincorporates a wide range of CPUs, expansions, various accessories and software, specially designed for GSM/GPRS wireless systems being used for remote measurements, datalogging, control, diagnostics and object via ...