Z-RTU is an all-in-one unit dedicated for telecontrol: simple solution for alarm management, datalogging and GSM/GPRS connection with central PC station. Z-RTU offers excellent calculus capabilities and memory, I/O on board, N.2 serial ports, N.1 Ethernet, an industrial dual band full type approval GSM modem for the remote connections, (alternatively, a PSTN modem may be installed) to allow the remote management of alarms, diagnostics and automatic data sending. For all these features Z-RTU is the ideal solution for environmental monitoring applications, water and pump control systems, gas control and energy management.