HOBO U12 Deep Ocean Temperature Data Logger

Product Options
U12ON015ON03

Overview

The HOBO U12 Deep Ocean Water Temperature Data Logger is a single-channel water temperature logger with 12-bit resolution that can record up to 43,000 measurements. With its robust titanium housing, this logger is designed to withstand ocean extremes of depth and temperature.

Manufactured by: Onset
Model: HOBO U12 Deep Ocean Temperature Data Logger

Services offered for this product

  • Sales
  • Rental
  • Installation
  • Calibration
  • Maintenance

Applications

Temperature
Water temperature

Specification

Measurement Range -40° to 125°C (-40° to 257°F)
Accuracy ±0.22°C at 25°C (±0.4°F at 77°F), see Plot A in manual
Resolution 0.025°C at 25°C (0.045°F at 77°F), see Plot A in manual
Drift 0.05°C/year + 0.1°C/1000 hrs above 100°C (0.09°F + 0.2°F/1000 hrs above 212°F
Response Time in Water < 4 minutes, typical to 90%
Time Accuracy ±2 minute per month at 25°C (77°F), see Plot B in manual
Operating Environment Air, water, steam, 0 to 100% RH
Operating Temperature Logging: -40° to 125°C (-40° to 257°F)
Launch/Readout: 0° to 50°C (32° to 122°F), per USB specification
Battery Life 3 years typical use, factory replaceable
Memory 64K bytes (43,000 12-bit measurements)
Construction Titanium with O-ring seals and backup rings
Weight 105 g (3.7 oz)
Size 114 x 20.6 mm diameter (4.5 x 0.81 in. diameter)
Depth Rating 11,000 m (36,080 ft)
Pressure Rating 1110 bar (16,000 psi)
NIST Certificate Available for additional charge; temperature range -30° to 120°C (-22° to 248°F)
Environmental Rating IP68
The CE Marking identifies this product as complying with all relevant directives in the European Union (EU).

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