Cluey KM is well suited for the acquisition of digital and analogue signals and countervalues at utilities, in industry and building automation. Its eight signal terminals can be configured as digital and pulse counter inputs, four of them also as digital outputs. Clever application-related signal processing functions are integrated and power supply comes from external 24VDC or autonomous from internal battery. It has efficient event-controlled and cyclic radio transmission and a built-in internal antenna (external antenna connectable).