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Onset HOBO U24-001 Freshwater Conductivity Data Logger

  • Onset HOBO U24-001 Freshwater Conductivity Data Logger

HOBO Freshwater Conductivity and Salinity Data Logger

Onset Logger Measuring and Recording Temperature and Conductivty (Salinity)

Part Number: U24-001

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  • Non-contact Sensor Minimizes Drift-Related Measurement Errors

  • Features Open Access to Sensor for Cleaning and Software-Based Drift Compensation

  • Software Enables Start/End-Point Calibration to Compensate for Fouling and Easy Conversion to Specific Conductance and Salinity

  • 0 to 15,000 µS/cm (Conductivity Extended Range) and 0°C to 40°C (Temperature) Measurement Ranges

  • 3 Year Battery Life with Factory Replaceable Battery

  • Stores at Least 14,400 Sets of Measured Readings

  • Requires HOBOware Pro Software (Version 3.2+)

Designed for Fresh Water Sources. See the Onset U24-002-C for Saltwater Sources

Special order - please allow 3-5 business days for this item to ship.


Onset HOBO® U24-001 Freshwater Conductivity Data Logger Specifications

Data Channels 2 Channels (Conductivity or Salinity and Temperature)
Calibrated Low Range: 0 to 1,000 µS/cm
Calibrated Full Range: 0 to 10,000 µS/cm
Extended Low Range: 0 to 2,500 µS/cm
Extended Full Range: 0 to 15,000 µS/cm
Resolution: 1 µS/cm
Accuracy (Calibrated Range): 3% of Reading, or 5 µS/cm
Temperature Calibrated Range: 5°C to 40°C (41°F to 104°F)
Extended Range: 0°C to 40°C (32°F to 104°F)
Resolution: 0.01°C (0.02°F)
Accuracy: 0.1°C (0.2°F)
Response Time 1 second to 90% of Change
Data Storage Capacity 1 Conductivity Range: 18,500 Measurement Readings
2 Conductivity Ranges: 14,400 Measurement Readings
Sampling Rate 1 Second to 18 Hours (User-Specified)
Up to 8 Sampling Intervals User-Defined
Operating Range Temperature: 0°C to 50°C (32°F to 122°F) - Non-Freezing
Battery 3.6 Volt Lithium Battery - Factory Replaceable
Battery Life 3 Years @ 1 Minute Sampling Rate
(Dependant Upon Environment and Operating Range)
Maximum Depth 70 Meters (225 feet)
Sample & Event Logging Samples: Recorded Sensor Measurements
Events: Logger Activity (ie: Bad Battery, Host Connected)
Communications USB optical Interface for Downloading Data. Requires Base Station (U-DTW-1 or BASE-U-4)
Wetted Housing Materials Delrin, Epoxy, Stainless Steel, Polypropylene, Buna Rubber O-Ring, Titanium Pentoxide (Sensor)
Software Compatibility HOBOware PRO Version 3.2+
OS Compatibility Windows: Windows 10, 8.1, 8 and 7
Mac: OS X 10.9.x, 10.10.x and 10.11.x
Standards Compliance CE
Weight 193 grams (6.82 oz.)
Buoyancy in Freshwater: -59.8gm (-2.11 oz.)
Dimensions 3.18cm x 16.5cm (1.25" x 6.5")
Mounting Hole: 6.3mm (0.25")

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