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The HOBO® MX2501 pH and Temperature Logger is a versatile tool designed for long-term water quality monitoring in diverse aquatic environments, including estuaries, lakes, streams, rivers, and oceans. With Bluetooth Low Energy® (BLE) connectivity, the logger wirelessly communicates with iOS devices via the free HOBOmobile® App, allowing easy setup, calibration, and data offloading. Featuring a rugged PVC housing, the logger is waterproof to a depth of 40 meters (131.2 feet), making it suitable for deployment in both freshwater and saltwater environments. Its advanced pH electrode, featuring Pellon® junctions, gel electrolyte, and a glass sensor bulb, ensures accurate pH measurements over time. The device also includes a 152 KB memory capable of storing up to 43,300 measurements, making it an ideal choice for extended monitoring projects.
| Specification | Details |
|---|---|
| Brand | HOBO |
| Model Number (MPN) | MX2501 |
| UNSPSC Code | 41111900 |
| pH Range | 2.00 to 12.00 |
| Temperature Range | -2°C to 50°C (28.4°F to 122°F) |
| Accuracy (pH) | ±0.10 pH units |
| Accuracy (Temperature) | ±0.2°C (±0.36°F) |
| Resolution (pH) | 0.01 |
| Resolution (Temperature) | 0.024°C at 25°C (0.04°F at 77°F) |
| Response Time (pH) | 1 minute (90% in stirred water) |
| Response Time (Temperature) | 7 minutes (90% in stirred water) |
| Operating Range | -2°C to 50°C (28.4°F to 122°F) |
| Transmission Range | Approximately 30.5 m (100 feet) |
| Logging Rate | 1 second to 18 hours |
| Battery Type | One AA 1.5V |
| Environmental Rating | IP68 |
| Dimensions | 9˝ x 1.68˝ |
| Weight | 9.46 oz |
Ships within 48 hours · Estimated delivery Jun 30 - Jul 5
US$40
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