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Light Meter/Datalogger

Extech SDL400

Model: SDL400 Go to Product Support
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The SDL400 records data on an SD card in Excel format. 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. Complete with 6 x AA batteries, SD card, hard carrying case and light sensor with protective cover.

General Specifications
Cosine and Color Corrected
Light (Foot Candle)
200, 2000, 10kFc
Light (Foot Candle) Basic Accuracy
±4% of reading
Light (Foot Candle) Max Resolution
Light (Lux)
2000, 20k, 100kLux
Light (Lux) Basic Accuracy
±4% of reading
Light (Lux) Max Resolution
Manual: 99 readings; Continuous: datalogs with 4GB SD card
Temperature (Type J) Basic Accuracy
-148 to 2192°F (-100 to 1200°C)
Temperature (Type J) Max Resolution
±(0.4% + 1.8°F/1°C)
Temperature (Type K) Basic Accuracy
Temperature (Type K) Max Resolution
-148 to 2372°F (-100 to 1300°C)
Temperature (Type N)
±(0.4% + 1.8°F/1°C)
Temperature (Type N) Basic Accuracy
Additional Details
7.2 × 2.9 × 1.9" (182 × 73 × 48mm)
6 × AA (1.5V) batteries
3 years
16.8oz (475g)
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Export Restrictions

Export Restrictions

The information contained in this page pertains to products that may be subject to the International Traffic in Arms Regulations (ITAR) (22 C.F.R. Sections 120-130) or the Export Administration Regulations (EAR) (15 C.F.R. Sections 730-774) depending upon specifications for the final product; jurisdiction and classification will be provided upon request.

Extech SDL400 - Model: SDL400

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