The country of origin for this product is the United States. To see the full specifications for this product, please see our product manual found under the documentation tab if available
Measurement range: -40° to 125°C (-40° to 257°F)
Accuracy: ± 0.25°C from 0° to 50°C (± 0.45°F from 32° to 122°F), see Plot A in manual
Resolution: 0.03°C at 25°C (0.05°F at 77°F), see Plot A
Drift: 0.05°C/year + 0.1°C/1000 hrs above 100°C (0.09°F/year + 0.2°F/1000 hrs above 212°F)
Response time in 1 m/s (2.2 mph) airflow
U12-015: < 10 minutes, typical to 90%
U12-015-02: 2.25 minutes, typical to 90%
Response time in water
U12-015: < 3.5 minutes, typical to 90%
U12-015-02: 20 seconds, 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 year typical use, factory replaceable
Memory: 64K bytes (43,000 12-bit measurements)
Construction: Food-grade 316 Series Stainless Steel
Weight
U12-015: 72 g (2.5 oz)
U12-015-02: 82 g (2.9 oz)
Logger dimensions: 17.5 x 101.6 mm (0.69 x 4.00 inches)
Probe dimensions: (U12-015-02 only): 4 x 124 mm (0.16 x 4.90 inches)
Pressure/depth rating: 2200 psi (1500 m/4900 ft) maximum
Vibration rating: Navy spec: NAVMAT P-9492 (non-probe model only)
NIST certificate: Available for additional charge; temperature range -30° to 120°C (-22° to 248°F)
The CE Marking identifies this product as complying with all relevant directives in the European Union (EU).