HOBO U10 Temperature Relative Humidity Data Logger - U10-003
![]() $89 Onset # UX100-003 View quantity discounts
| ![]() Onset # U10-003 This item is discontinued. | ||||||||||
| LCD |
Yes |
No |
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| Memory |
128 KB (84,650 measurements, maximum) |
52,000 measurements |
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| Temperature Accuracy |
±0.21°C (±0.38°F) |
± 0.53°C (± 0.95°) |
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| Relative Humidity Range |
15% to 95% RH |
25% to 95% RH |
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| Wrap When Full |
Yes |
No |
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| Visual Alarms |
Yes |
No |
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| Statistics Logging Mode |
Yes |
No |
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| Burst Logging Mode |
Yes |
No |
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| Improved Case Design (includes built in Rare-Earth Magnets and mounting tabs) |
Yes |
No |
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| Compatible with HOBOware, U-Shuttle and USB Cable |
Yes, Works with the same USB Cable, U-Shuttle (firmware upgrade) and HOBOware software (free upgrade) |
Yes |
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Specifications
Measurement range
Temperature: -20° to 70°C (-4° to 158°F)
RH: 25% to 95% RH
Accuracy
Temperature: ± 0.53°C from 0° to 50°C (± 0.95°F from 32° to 122°F), see Plot A
RH: ± 3.5% from 25% to 85% over the range of 15° to 45°C (59° to 113°F), see Plot B; ± 5% from 25% to 95% over the range of 5° to 55°C (41° to 131°F), see Plot B
Resolution
Temperature: 0.14°C at 25°C (0.25°F at 77°F), see Plot A
RH: 0.07% @ 25°C and 30% RH
Sample Rate
1 second to 18 hours, user selectable
Drift
Temperature: 0.1°C/year (0.2°F/year)
RH: <1% per year typical
Response time in airflow of 1 m/s (2.2 mph)
Temperature: 10 minutes, typical to 90%
RH: 6 minutes, typical to 90%
Time accuracy: Approximately ± 1 minute per month at 25°C (77°F), see Plot C
Operating range:
Logging: -20° to 70°C (-4° to 158°F); 0 to 95% RH (non-condensing)
Battery life: 1 year typical use
Memory: 64K bytes (52,000 10-bit measurements)
Weight: 26 g (0.82 oz)
Dimensions: 45 x 60 x 20 mm (1.8 x 2.38 x 0.77 inches)
The CE Marking identifies this product as complying with the relevant directives in the European Union (EU).
Compatible Items
NIST testing usually takes between 3-4 weeks.
(download sample certificate - PDF)
Resources
The following are associated resources for this product. In general users of this product can gain insight into its possible use by utilizing the resources below.
| White Papers: |




