Series BDL Button Data Logger
A circular data logger device, labeled "BUTTON DATA LOGGER" with the Dwyer logo, connected to a coiled black cable ending in a USB connector.
Technical drawings illustrating the dimensions of the Button Data Logger, showing a circular device with a diameter of approximately 17.07 mm (0.67 inches) and a thickness of approximately 6.35 mm (0.25 inches).
The Series BDL Button Data Logger records temperature and humidity in applications where size and cost effectiveness are vital. Housed in a compact stainless steel case, the BDL is durable in hostile environments, while also being able to be inserted in small items and packages. The Series BDL-K Logger Kit includes 2 buttons, 2 magnets, an interface cable, and a plastic button holder.
Features/Benefits
- Compact to fit in small areas and durable to work in hostile environments
- Self-powered unit gives no need for external power supply
- Magnetic mounting for quicker installation
Applications
- Food processing verification
- Pharmaceutical storage
- HVAC system testing and balancing
- Transportation of temperature sensitive goods
Accessories
| Model | Description | Price |
|---|---|---|
| DL500-LITE* | Lite version Windows® operating system software | $38.75[net priced] |
| DL500** | Full version Windows® operating system software key | $231.00[net priced] |
| BDL-SIL | Weatherproof silicone housing (5 pk) | $31.00[net priced] |
| BDL-WALL | Wall mounting bracket (5 pk) | $31.00[net priced] |
| BDL-CLIP | Plastic button holder (5 pk) | $31.00[net priced] |
| BDL-1 | Temperature input data logger, no kit | $122.00[net priced] |
| BDL-2 | Temperature/humidity input data logger, no kit | $407.00[net priced] |
*Free download from website **Need lite version also
Specifications
General
Range: BDL-1: -40 to 185°F (-40 to 85°C); BDL-2: -4 to 185°F (-20 to 85°C), 0 to 100% RH.
Memory Size: BDL-1: 2048 readings; BDL-2: 4096 temperature and 4096 humidity readings (low resolution), 2048 temperature and 2048 humidity readings (high resolution).
Accuracy: BDL-1: ±1.5°F (±1°C) from -22 to 158°F (-30 to 70°C); BDL-2: ±0.9°F (±0.5°C) from 14 to 158°F (-10 to 70°C), ±5% RH.
Resolution: BDL-1: 8 bit; BDL-2: 8 or 11 bit.
Sampling Method: Stop on memory full or continuous recording.
Sampling Rate: BDL-1: Selectable from 1 to 255 min.; BDL-2: Selectable from 1 s to 24 hrs.
Computer Requirements: Windows® 98, Windows® 2000, Windows® ME, Windows NT®, Windows® XP, and Windows Vista® operating system with 16 MB RAM, one free USB port.
Power Requirements: 3 V lithium metal battery, internal, non-replaceable.
Battery Life: BDL-1: 10 years (approx); BDL-2: 5 years (approx).
Alarms: Programmable high/low.
Interface: USB port (cable included with kits).
Housing Material: 305 SS.
Weight: 0.14 oz (4 g).
Model Chart
| Model | Input Type | Kit | Price |
|---|---|---|---|
| BDL-K1 | Temperature | Yes | $424.00[net priced] |
| BDL-K2 | Temperature/humidity | Yes | $987.00[net priced] |
Items are net priced and are not subject to any discount.
Windows®, Windows NT®, and Windows Vista® are registered trademarks of Microsoft Corporation.
Model GDL & GDL-T Graphical Display Data Loggers
The Model GDL Graphical Display Data Logger can record and instantly display temperature, humidity, and dew point trends in a text or graphic format. The GDL has internal temperature and humidity sensors while the Model GDL-T Graphical Display Data Logger accepts up to 3 external temperature sensors. With the included Windows® based software, the user can select the sampling interval, high/low alarms, logging channels, and recording start time. Over 40,000 data points can be recorded and the measured data stays secure with a recording session counter and password-protected calibration.
Technical drawings illustrating the dimensions of the GDL/GDL-T data logger, showing a rectangular device with dimensions of approximately 77.79 mm (3-1/16 inches) in width and 38.1 mm (1-1/2 inches) in height.
Features/Benefits
- Measurements displayed in text or graph
- Able to record over 40,000 data points and download them to a PC
- Includes logging summary with details of the sample rate and memory status
Applications
- Greenhouses/florists
- Medical storage facilities
- Refrigeration systems
- Wine storage
Model Chart
| Model | Description | Price |
|---|---|---|
| GDL | Temperature/humidity data logger | $253.00[net priced] |
| GDL-T | Four temperature sensor data logger | $258.00[net priced] |
Items are net priced and are not subject to any discount.
Windows® is a registered trademark of Microsoft Corporation.
