the a740 addnode is adcons latest member of its family of rtus. based on requests from industrial users like drinking water suppliers, waste water treatment companies, as well as the demands of hydrographical institutio......the a740 addnode is adcons latest member of its family of rtus. based on requests from industrial users like drinking water suppliers, waste water treatment companies, as well as the demands of hydrographical institutions and meteorologists a740 addnode offers superior flexibility: based on adcons low power technology and its proven 500mw radio module, the a740 features great expandability, individually configurable i/o ports, event triggered action, analog and digital outputs, plenty of memory and upgradability for new futures. using adcons communication protocol it is fully compatible to other adcon rtus. applications typical applications for the a740 addnode are water and waste water applications, where pumps and valves need to be controlled, in situ sensors need to be remotely read, some local action has to be triggered, event driven, sometimes even without operator interference. a typical example are rainfall discharge basins, were sampling rates can automatically be increased dramatically, if a discharge event occurs. meteorologists use the a740 addnode as the core of high-end weather stations, but also to upgrade existing, purely logger based systems, to a telemetry unit that can be integrated into an existing network.