This data logger can measure and store humidity/temperature readings automatically. It has a large LCD that can display realtime readings and logging information.This unit can start a sound and light alarm if exceeds the user set limits. More professional applications can be provided by the unique PC software DGraph under Windows xp/7/8 (32/64 bits). User can easily use the software to setup and download data to PC via USB. And user can view, analyse and print the data, or export other fi le formats(txt, xls, csv, bmp, jpg). 

• Portable, precise, compact and low cost
• USB interface directly communicate with PC for setup and data download
• Unique and uniform PC control software: DGraph
• User can set access password fo each data logger
• Start logging method: Immediately, Button, Start at
• Replaceable lithium battery and data is not lost if exhausted

Model DWL-10 DWL-11 DWL-10E DWL-11E DWL-17E
Measurement Range "-35 to 80°C
(-31 to 176°F)" "-35 to 80°C
(-31 to 176°F)" "-40 to 125°C
(-40 to 257°F)" "-40 to 125°C
(-40 to 257°F)" "-200 to 850°C
Pt100"
Accuracy(Typ.) ±0.5°C (±0.9°F) ±03°C (±0.5°F) ±0.5°C (±0.9°F) ±0.3°C (±0.5°F) ±0.3°C
Resolution(Typ.) 0.1°C (0.2°F) 0.1°C (0.2°F) 0.1°C (0.2°F) 0.1°C (0.2°F) 0.1°C
Sensor Location Internal Internal External External Enternal
LCD Support
Memory Capacity 64KBytes(Total 32,000 readings for all channels)
Sample Rate User selectable from once every 2 seconds to once every 12 hours
PC Software DGraph software and USB driver required (Included in CD)
Power Supply User replaceable AAA 1.5V battery
Battery Life Approx. 0.5 Years @ 1 Minute Sample Rate
Dimentions 120mm×74mm×24mm(4.8"×2.9"×0.9")
Case Material and Weight ABS; Approx. 130 grams(4.59 oz)