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Extech 401025 Foot Candle/Lux Light Meter

401025 is a Foot Candle/Lux Meter which measures light level to 5000FC (foot-candles) and 50,000 Lux with a 5% accuracy using a precision photo diode and color correction filter.

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Extech 401025 Foot Candle/Lux Light Meter
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  • Extech 401025 Foot Candle/Lux Light Meter

The Extech Foot Candle/Lux Meter measures light level to 5000FC (foot-candles) and 50,000 Lux with a 5% accuracy using a precision photo diode and color correction filter. Meter features fast/slow response time and an analog output (1mV per count) for capturing readings to a recorder. 

Features:

  • Accurately displays light level in terms of Fc or Lux over three ranges:
    • Fc (0-200, 0-2000 and 0-5000Fc)
    • Lux (0-2000, 0-20000, 0-50000Lux)
  • Resolution of 0.1Fc or 1Lux with 5% accuracy
  • Select fast (0.2 second) or slow (0.4 seconds) response
  • Monitor light levels using outputs; 1mV per count analog output for capturing readings to a recorder
  • Utilizes precision photo diode and color correction filter; Cosine/color corrected
  • Complete with 9V battery and light sensor with 45" (1.1m) cable and protective cover
  • Extech 401025-NIST available. 
Specifications Range
Fc Range 200, 2000, 5000Fc
Lux Range 2000, 20000, 50000Lux
Max. Resolution 0.1Fc/1Lux
Basic Accuracy ±5% FS
Fast Response 0.2s
Slow Response 0.4s
Cosine & Color Corrected Yes
Analog output Yes
Dimensions/ Weight 6.4x2.8x1.2" (163x70x30mm)/ 8.3oz (220g)