... for : Remote Control,Monitoring & Alarming!x-Messenger- Expandable GSM/GPRS PLC incorporates a wide range of CPUs, expansions, various ... accessories and software, specially designed for GSM/GPRS wireless systems being used for remote measurements, data ... modemØ GPRS, SMS and CLIP supportØ Autonomous login into GSM/GPRS networkØ Different I/O configurations available- 2DI/1DO, ...