Extech SDL400
Light Meter Datalogger

  • Wide range to 10,000Fc or 100kLux
  • Cosine and color-corrected measurements
  • Utilizes precision silicon photo diode and spectral response filter
  • Offset adjustment used for zero function to make relative measurements
  • Adjustable data sampling rate
  • Stores 99 readings manually and 20M readings via 2G SD card
  • Type K/J Thermocouple input for high temperature measurements
  • Large backlit LCD display
  • Record/Recall MIN, MAX, Data Hold and Auto power off
  • Built-in PC interface
  • Complete with 6 x AA batteries, SD card, hard carrying case and light sensor with protective cover
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Extech SDL400 Shown

Product Information
Datasheet 501 KB PDF
Manual 519 KB PDF
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The Extech SDL400 Light Meter/Datalogger with a range to 10,000Fc or 100kLux and thermocouple type K and J temperature input.
 
Specification SDL400
Range Resolution Basic Accuracy
Fc Range 200, 2000, 10kFc 0.1Fc ±4%rdg
Lux Range 2000, 20k, 100kLux 1Lux ±4%rdg
Type K Temperature -148 to 2372°F (-100 to 1300°C) 0.1° ±(0.4% + 1.8°F/1°C)
Type J Temperature -148 to 2192°F (-100 to 1200°C) 0.1° ±(0.4% + 1.8°F/1°C)
Memory 20 Million data records using 2G SD card
Dimensions 7.2 x 2.9 x 1.9" (182 x 73 x 47.5mm)
Weight 16.2oz (475g)
 
Ordering Information
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Included Items
 
  • 1 SD card
  • 6 AA Batteries
  • 1 Light sensor
  • 1 Hard carrying case
  • 1 Manual
Included
Optional Accessories
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*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.