Description

CSD 3 Sunshine Duration Sensor for measuring the duration and amount of direct solar radiation above 120W/m². No moving parts, direct irradiance value derived from global and diffuse radiation measurements from 3 photo-diode detectors. Derived direct irradiance output signal of 1mV/W/m² and switched output: 1V for sunny; 0V for not sunny. Typical accuracy better than 90%. Operating temperature -40 to +70°C. Integrated thermostatically controlled heater with 2 power levels; 1W or 10W. 12vDC power supply. Supplied with waterproof 8-pin plug connector with 25m of pre-wired yellow signal cable.