a. Instrument

▪ Solar irrigation range   : 1 W/m2 to 1300 W/m2

▪ Energetic exposure range   : 1 Wh/m2 to 500 kWh/m2

▪ Frequency of measurement   : 2 / s

▪ Accuracy   : 5% of measurement

▪ Calculation frequency (W/m2)   : 1 / min (average on 60s)

▪ Capacity  (Wh/m2)    : 3 days – Results saved when

    instrument is switched off

▪ Operating temperature   : from -10°C to +50°C

▪ Storage temperature   : from -10°C to +55°C

▪ Housing dimensions   : 58 x 120 x 33 mm

▪ Autonomy   : more than 72 hours in

   continuous mode, when using

   a power supply adapter

▪ Power supply   : 3 LR3-AAA batteries

▪ Electronic   : Digital

▪ Electronic board   : Varnish

▪ Conformity   : in accordance with RoHS

    directives

b. Solar cell

▪ Spectral response   : from 400 to 1100 nm

▪ Nominal sensitivity   : 100mv for 1000W/m2 *

▪ Response in cosine   : corrected until 80°

▪ Coefficient in temperature   : +0,1%/°C

▪ Effective area   : 1 cm2

▪ Operating temperature   : from -30°C to +60°C

▪ Humidity dependence   : 100% RH

▪ UV performance   : excellent (PMMA filter)

▪ Mode   : photovoltaic

▪ Material   : polycristallin silicon

▪ Front face   : translucent PMMA

▪ Tightness   : Polyurethane resin and

    housing in PMMA and

    polyacetol

▪ Cell weight   : 60g

▪ Cell dimensions   : 30 x 32 mm

▪ Cable length   : 1,25 m (can be unplugged)

▪ Complete unit   : Tripod, Solar cell, manual

    book, certificate of

    calibration