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SPECIFICATIONS EXTECH SDL400 LIGHT METER/DATALOGGER
Display: Backlit LCD; LCD size: 52 x 38mm (2 x 1.5”)
Status indicators: Over-range (—-) and low battery
Sensor types: Light: Supplied color corrected, domed light intensity sensor (meets C.I.E.); Temperature: Thermocouple (J or K) temperature probe
Temperature compensation: Automatic compensation for thermocouple temperature measurements
Measurement Units: Temperature: °C, °F; Light: LUX, Foot candles
Zero Adjust: Light function only. Front panel push-button.
Datalogger Sampling Rate: AUTO LOGGING: 1, 2, 5, 10, 30, 60, 120, 300, 600, 1800, 3600 seconds. Note that a one (1) second sampling rate can cause some data loss on slower computers; MANUAL LOGGING: Set the sampling rate to ‘0’
Memory Card: SD memory card: 1GB to 16GB size
Data Hold: Freeze the displayed reading
Memory Recall: Record and Recall the Maximum and Minimum readings
Display update rate Extech SDL400: Approx. 1 second.
Data Output: RS-232 / USB PC computer interface
Operating Temperature: 0 to 50°C (32 to 122°F)
Operating Humidity: 85% R.H. max.
Auto Power OFF: After 10 minutes of inactivity (can be disabled)
Power Supply: Six (6) 1.5 VDC batteries (optional 9V AC adaptor)
Power Consumption: Normal operation (backlight & datalogger OFF): approx. 6.5mAdc; With backlight OFF and datalogging ON: approx. 30mAdc; With backlight ON add approx. 16mAdc
Weight: 346g (0.76 lbs.) meter only
Dimensions: Main instrument: 182 x 73 x 47.5mm (7.1 x 2.9 x 1.9”)
Introduction Extech SDL400
Records data on an SD card in Excel® format
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.
Features
– Wide range to 10,000Fc or 100kLux
– Cosine and color-corrected measurements
– Utilizes precision silicon photo diode and spectral response filter
– Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC
– Offset adjustment used for zero function to make relative measurements
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