... Solution for : Remote Control,Monitoring & Alarming!x-Messenger- Expandable GSM/GPRS PLC incorporates a ... and software, specially designed for GSM/GPRS wireless systems being used for remote measurements, data ... RTC, Timers and Counters, High speed inputØ Event based transmissionØ Remote configuration via ... , pulse relay ,counters ,Watchdog function ,PI controller etc..Ø Logic functions-AND, OR, NOT, XOR ...