Benning SUN 2 Suitable for solar technicians for initial commissioning, repeat testing, troubleshooting, efficiency checks, photovoltaic experts and service and maintenance teams. Irradiation and temperature measuring device. Ideal for planning and supporting the commissioning and repeat testing of grid-connected PV systems in accordance with VDE 0126-23, DIN EN 62446 and for testing solar thermal systems. Graphical display. Measurements: Solar irradiation/irradiance in W/m2. PV module and ambient temperature. Digital compass to determine the compass direction. Inclinometer to determine the roof/module inclination. Special features: Calibrated photovoltaic reference cell for precise measurement of solar irradiance. 2-channel temperature sensor for PV module and ambient temperature. Data logger with real-time clock and adjustable measuring interval, 11 min. to 60 min., for storing 5000 data records, such as irradiance, module/ambient temperature and date/time stamp. Wireless connection, WirelessSunLink, approx. 30 m range outdoors, to optional PV installation testers. USB-A interface version. Download software for test report generation in MS Excel. Including bag, rubber protective frame, module and ambient temperature sensor, 2 x 1.5 V Mignon AA LR6 batteries, USB cable, download software.