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 7/8/10 (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).
Model | DWL-20 | DWL-20E | |
Relative Humidity | Measurement Range | 0 to 100%RH | |
Accuracy(Typ.) | ±3.5%RH | ±3%RH | |
Resolution(Typ.) | 0.1%RH | ||
Temperature | Measurement Range | -35 to 80°C(-31 to 176°F) | -40 to 125°C(-40 to 257°F) |
Accuracy(Typ.) | ±0.5°C(±0.9°F) | ±0.3°C(±0.5°F) | |
Resolution(Typ.) | 0.1°C(0.2°F) | ||
Sensor Location | Internal | External | |
LCD Display | √ | ||
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. 1 Year @ 1 Minute Sample Rate | ||
Dimentions | 120mm*74mm*24mm | ||
Weight | Approx. 130 grams |
Model | Measurement Range | Accuracy (Typ.) | Waterproof | Sensor Location | Battery Life (Years, Typ.) |
DWL-20 | -30~70°C(-22~158°F) 0 to 100%RH | ±0.5°C ±3.5%RH | IP30 | Internal | 1 |
DWL-20E | -40~125°C(-40~257°F) 0 to 100%RH | ±0.3°C ±3%RH | IP30 | External | 1 |
DWL-21E | -40~125°C(-40~257°F) 0 to 100%RH | ±0.3°C ±2%RH | IP30 | External | 1 |
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