Mold Inspection Consulting and Remediation Organization
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Extech HD400 Heavy Duty Light Meter

The HD400 Light Meter measures from 0 to 40,000Fc and 0 to 400kLux in with 0.01Fc/0.1Lux resolution.

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Extech HD400 Heavy Duty Light Meter
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  • Extech HD400 Heavy Duty Light Meter

The HD400 Light Meter measures from 0 to 40,000Fc and 0 to 400kLux in with 0.01Fc/0.1Lux resolution.

It features: 5% accuracy, Peak mode (10µs), Relative mode, Min/Max, Data Hold, backlit LCD display with 40-segment bar graph, and a rugged double molded housing. 

Features:

  • Large backlit LCD display with 40-segment bar graph
  • Wide range to 40,000Fc or 400,000 Lux
  • Cosine and color corrected measurements
  • Utilizes precision silicon photo diode and spectral response filter
  • Peak mode (10mS) captures highest reading
  • Relative mode indicates change in light levels
  • Min/Max and Data Hold
  • Backlight for readings in low light levels
  • Heavy Duty rugged double molded housing
  • Built-in USB port
  • Comes complete with light sensor with 3ft (1m) cable and protective cover, software with USB cable, hard carrying case, and 9-Volt battery
SpecificationsRange
Display4000 count backlit LCD
Fc Range40, 400, 4000, 40kFc
Lux Range400, 4000, 40k, 400kLux
Max. Resolution0.01Fc/0.1Lux
Basic Accuracy±5%
Cosine & Color CorrectedYes
PC InterfaceUSB with software included
DataloggingDirectly to PC using software
Dimensions6.7x 3.1x1.6" (170x80x40mm)
Weight13.7oz (390g)