Onset U12-015 HOBO Stainless Temperature (4,900 ft.) Data Logger (-40°~125°C)

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)

Response Time in 1 m/s (2.2 mph) airflow:  <10 minutes, typical to 90% 

Response Time in Water: <3.5 minutes, 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  

Memory: 64K bytes (43,000 12-bit measurements) 

Weight: 72 g (2.5 oz) 

Logger Dimensions: 17.5 x 101.6 mm (0.69 x 4.00 inches) 

Manual

Video