... login into GSM/GPRS network *Data logging *Optional Ethernet Interface X-Messenger SMS Relay-- --Your ideal of Solution for : Remote ... Control,Monitoring & Alarming!x-Messenger- Expandable GSM/GPRS PLC incorporates a wide range of ... thresholds, marker state change, counters and clocks. In particular, x-Messenger shall possess industrial design, practical set of I/O ...