Short for Global System for Mobile Communications, one of the leading digital cellular systems. GSM uses narrowband TDMA, which allows eight simultaneous calls on the same radio frequency.
GSM was first introduced in 1991. As of the end of 1997, GSM service was available in more than 100 countries and has become the de facto standard in Europe and Asia.
GSM is useful in Energy Monitoring hardware in the absence of an IT Network.
The ENMAT Wireless Data logger is ideal for small, medium and large buildings that require the centralisation of energy related data.
The unit comes with built in Ethernet and GSM/GPRS modem to suit various installation requirements.