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)
Resolution: 0.03°C at 25°C (0.05°F at 77°F)
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)
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).
