- 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 in manual
- 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
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