Description
Description:
Thank you for selecting our product. Before using this meter, please carefully read this Manual. It will instruct you on correct operation methods and simple examination and handling essentials so you can benefit from its advantages.
This meter is a precision instrument for measuring light intensity. It is used in solar radiation measurement, solar research, physical and optical experiments, meteorology, and agriculture. It can also be used to measure glass light intensity to verify glass properties. For example: Measurement of light intensity through vehicle windows.
Features:
Selectable from two units: W/㎡ and Btu
4 1/2 digital display
Data retention function
Wide measure range without adjustment
Specifications:
1. Resolution: 0.1W/m⊃2;, 0.1 Btu/（ft⊃2;-h）
Error range: ± 10W/m⊃2; [±3 Btu/（ft⊃2;-h）] or ±5% of the measured value
Temperature error: ±0.38W/m⊃2; / ℃ [ ±0.12 Btu/（ft⊃2;-h）/℃] deviation at 25℃
Display: 4 1/2 LCD display, maximum displayed numerical value 19999, over load “OL”
Drift: <±3% /year
2.Range: 0.1-1999.9 W/m⊃2;, 0.1-1999 Btu/（ft⊃2;-h） wave length range: 340nm–1100nm, Incidence Angle normal direction less than ±45 degree
Sampling time: 0.25s/time
Operation temperature and humidity: 0°C to 40°C <80%RH
Storage temperature and humidity: -10°C to 50°C <70%RH
Dimensions and weight: 132（L） x 60（W） x 38 （H）mm
Weight: approx. 150g
Battery needed: 9V battery(Not Included)
Battery operation life: Approx. 100 hours
