Ultra-Violet Light Meter UVA/UVB 290-390nm (YK-35UV) Remote Probe Ultra-Violet irradiation measurement for UVA & UVB UV detector spectrum from 290 to 390 nm Threaded tripod mount Fold out easel back for desktop use Two ranges : 2 mW/cm2, 20 mW/cm2 Low battery indication Separate ...Ultra-Violet Light Meter UVA/UVB 290-390nm (YK-35UV) Remote Probe Ultra-Violet irradiation measurement for UVA & UVB UV detector spectrum from 290 to 390 nm Threaded tripod mount Fold out easel back for desktop use Two ranges : 2 mW/cm2, 20 mW/cm2 Low battery indication Separate UV light probe (with 55" coiled cable) permits measurements from any position RS-232 data interface Data hold feature Minimum & maximum data record feature Zero adjustment by push button DC 9v power adapter input socket. Specifications: Sensor: UV photo diode with cosine correction filter Range: Low: 0.001 to 1.999 mW/cm2 High: 0.01 to 19.99 mW/cm2 Resolution: Low: 0.001 mW/cm2 High: 0.01 mW/cm2 Spectrum: 290 to 390nm Sampling time: approx 1 second Accuracy: within 4% of full scale + 2 digits) Storage condition: 14 degrees to 140 degrees F (-10 degrees to 60 degrees C) Operating Temperature: 32 degrees F to 122 degrees F (0 degrees to 50 degrees C). NOTE most batteries are not rated for below -4 degrees F or above 125 degrees F.
Operating Humidity: less than 85% RH non-condensing.