WB 20SD - Measuring equipment PCE Instruments - Free user manual and instructions
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| Product Type | Temperature and Humidity Datalogger |
| Model | WB 20SD |
| Brand | PCE Instruments |
| Measured Parameters | Temperature, Humidity, Dew Point |
| Temperature Range | -20 to +60 °C |
| Temperature Accuracy | ±0.5 °C |
| Humidity Range | 0 to 100 %RH |
| Humidity Accuracy | ±2.5 %RH (at 25 °C, 10-90 %RH) |
| Memory Capacity | 16,000 data points (internal) |
| Logging Interval | Adjustable from 1 second to 24 hours |
| Display | LCD with backlight |
| Interface | USB, SD card slot |
| Power Supply | 3 x AA batteries or USB power |
| Battery Life | Approximately 12 months (typical use) |
| Dimensions | 120 x 70 x 30 mm |
| Weight | 200 g (including batteries) |
| Housing Material | ABS plastic |
| Protection Class | IP40 |
| Operating Temperature | 0 to 50 °C |
| Storage Temperature | -20 to 60 °C |
| Software | PCE Data Logger Suite (compatible with Windows) |
| Key Functions | Data logging, real-time display, trend indication, alarm, manual storage |
| Maintenance | Clean with dry cloth; avoid solvents; replace batteries when low |
| Safety Features | Low battery indicator; over-range protection |
| Repairability | Spare parts available from PCE Instruments; battery replacement user-serviceable |
Frequently Asked Questions - WB 20SD PCE Instruments
How do I set the logging interval on the WB 20SD?
Press the SET button until the interval value blinks, then use the ▲/▼ buttons to adjust. Confirm with SET. Refer to the manual for detailed steps.
What types of batteries does the device use?
The WB 20SD uses 3 AA batteries. Alkaline batteries are recommended for best performance.
Can I export data to Excel?
Yes, using the included PCE Data Logger Suite software, you can export logged data to CSV or Excel format.
How do I transfer data from the device to a computer?
Connect the device via USB cable or remove the SD card and insert it into your computer's card reader. Use the software to read the data.
What is the maximum memory capacity?
The internal memory stores up to 16,000 data points. Additionally, an SD card (optional) can be used for extended storage.
How do I calibrate the sensor?
The WB 20SD is factory calibrated; recalibration requires returning the device to PCE Instruments or using an optional calibration kit. Refer to the manual.
Does the device have an alarm function?
Yes, you can set high/low temperature and humidity alarms. The LCD will flash and an audible beep will sound when thresholds are exceeded.
Can I use the device while charging?
Yes, the device can operate while connected to USB power. The battery will charge only if using rechargeable batteries (not included).
What is the accuracy of the humidity sensor?
Humidity accuracy is ±2.5 %RH at 25 °C and 10-90 %RH. Accuracy may degrade outside this range.
How do I clean the device?
Use a soft, dry cloth to wipe the exterior. Do not use solvents or water, as damage may occur. Keep the sensor vents clean.
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USER MANUAL WB 20SD PCE Instruments
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Product information
Brand : PCE Instruments
Model : WB 20SD
Category : Measuring equipment