RNRG Class 1 Anemometer The ideal, low-cost solution for wind resource assessment projects that require an anemometer with class 1A compliance. • Renewable NRG Systems is the first company to obtain endorsement in the classification of an anemometer from Troels Pedersen of the DTU Wind Energy Department. • Patent-pending, dual shaft design protects bearings from debris and impact loads common in harsh climates. • Excellent friction performance across the IEC-specified temperature range, ensuring minimal changes to the calibrated transfer function. • Class 1 performance at an affordable price. Wind Resource Assessment Solar Resource Assessment Solar Monit

RNRG Class 1 Anenometer Description Output Signal Response Characteristics Environmental Materials Sensor type • 3-cup anemometer Sensor range • 1 m/s to 96 m/s (2.2 mph to 215 mph) (highest tested) Instrument compatibility • all NRG Systems data loggers Signal type • low level AC sine wave, frequency linearly proportional to wind speed Anemometer transfer function • refer to individual calibration report for anemometer transfer function • all NRG Class 1 anemometers are calibrated per IEC 61400-12-1, Annex F Output voltage at threshold • 80 mV (peak-to-peak) minimum Output voltage at 60 Hz •...