For measuring the moisture in sand and aggregates with continuous action 4 measuring points per instrument (4 conductivity or microwave sensors ) Measuring with continuous action Clear LED display Instrument size ( WHD 96 x 96 x 120 mm) Displays 1 to 20 % Moisture Analogue output of moisture 0-10 V or current 0(4)-20 mA Power supply 230 V AC 50/60 Hz or 115V AC 60Hz Manual output of the moisture Works by surrounding temperature of +1 to +60°C