Extech HD450 Light Meter Datalogging utilizes precision silicon photo diode and spectral response filter. The light meter provides a wide range to 4,000Fc or 40,000 Lux. This product comes with NIST Certificate of Calibration.
Extech HD450-NIST Light Meter Datalogging
Wide range to 4,000Fc or 40,000 Lux
Cosine and color corrected measurements
Utilizes precision silicon photo diode and spectral response filter
Peak mode (10μS) captures highest reading
Relative mode indicates change in light levels
Min/Max and Data Hold
Large backlit LCD display with 40-segment bar graph
Heavy Duty rugged double molded housing
Built-in USB port
Automatically stores up to 16,000 readings or manually store/recall up to 99 readings
Includes
Light sensor with 3ft (1m) cable and protective cover, Windows compatible software with USB cable, hard carrying case, and 9V battery
Specifications:
Extech HD450-NIST Light Meter Datalogging
Fc Range
40, 400, 4000Fc
Lux Range
400, 4000, 40kLux
Accuracy
±5% rdg
Max Resolution
0.01Fc/0.1Lux
Datalogging
16,000 continuous readings; 99 selected readings
PC interface
USB
Dimensions
6.7 x 3.1 x 1.6” (170 x 80 x 40mm)
Weight
13.7oz (390g)
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.