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Onset HOBO UX100 Temperature and Humidity Data Logger with 3.5% RH Accuracy

Onset HOBO UX100-003 Humidity and Temperature Data Logger

Part Number: UX100-003

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  • Integrated Sensors for Temperature and Humidity Measurements in an Indoor Environment

  • -20°C to 70°C and 15% to 95% RH Measurement Ranges with a ±0.21°C and 3.5% RH Accuracy

  • Stores up to 84,650 Measured Temperature Readings with Date/Time Stamp

  • LCD Display Shows Current Readings, Alarm, Battery and Operating Status

  • User-Replaceable CR-2032 Lithium Coin Cell Battery with 1 Year Life (1 Minute Sampling Rate)

Requires Type A to Mini B Standard USB Cable (CABLE-USB), HOBOware (Free Download Version) or HOBOware Pro (Paid Download Version) Software.

Availability: In stock


All Calibration Orders Have a 5 to 7 Business Day Lead Time
1 Year Calibration Due Date Unless Otherwise Specified

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Onset HOBO® UX100-003 Temperature and Humidity Data Logger Specifications

Data Channels 1 Temperature Channel
1 Humidity Channel
Humidity Measurement Range: 15% to 95%
Accuracy*: ±3.5% (25% to 85% RH) @ 15°C to 45°C; ±5% (25% to 95% RH) @ 5°C to 55°C
Resolution: 0.07% @ 25°C and 30% RH
Response Time: 43 Seconds to 90% in Air Moving 1 m/s (2.2 mph)
Drift: < 1% per year
* Includes Hysteresis
Temperature Measurement Range: -20°C to 70°C (-4°F to 158°F)
Accuracy: ±0.21°C (±0.38°F) @ 0°C to 50°C
Resolution: 0.024°C @ 25°C (0.04°F @ 77°F)
Response Time: 4 Minutes in Air Moving 1 m/s (2.2 mph)
Drift: < 0.1°C (0.18°F) per year
Data Storage Capacity 84,650 Temperature Readings
Sampling Rate 1 Second to 18 Hours (User-Specified)
Display Type: LCD
Note: Display is Visible from 0°C to 50°C (32°F to 158°F)
Display May React Slowly or Go Blank in Temperatures Outside this Range.
Power Source (1) CR2032 Lithium Coin Cell Battery
Battery Life 1 Years @ 1 Minute Sampling Rate
(Dependant Upon Environment and Operating Range)
Alarms Visual High and Low Alarm Thresholds Displayed on LCD and Set via Software
Time Accuracy ±1 Minute per Month @ 25°C (32°F to 122°F)
Communications USB Connection to Setup Data Logger and Download Data
Logging Modes Normal, Burst or Statistics
Data Storage Modes Stop When Full or Wrap/Overwrite When Full (FIFO)
Start Modes Immediately, Push Button, Date & Time or Next Interval
Restart Mode Push Button
Stop Modes When Data Storage Full, Push Button or Date & Time
Software Compatibility HOBOware and HOBOware PRO Version 3.5+
OS Compatibility Windows: Windows 10, 8.1, 8 and 7
Mac: OS X 10.9.x, 10.10.x and 10.11.x
Operating Range Temperature: -20°C to 70°C (-4°F to 158°F)
Humidity: 0 to 95% RH (non-condensing)
Launch/Readout: 0°C to 50°C (32°F to 122°F) per USB Specification
Standards Compliance CE, IP50
Weight 30 grams (1.06 oz.)
Dimensions 3.66 cm x 5.94 cm x 1.52 cm (1.44" x 2.34" x 0.6")

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  • Answer:

    The logger requires that you use proprietary software to configure and view the recorded data.  The software is available as a free download form our website.  Once you open the data in the software you can view it there or export it as a CSV or PDF file.

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  • Answer:

    Please make sure you downloaded and installed the correct software  which is HOBOware.  This software can be found on the product page for this product under the "manuals and resources" tab.

    Also included on that tab is the instructions for the logger and the software.  It will walk you through how to configure the sample rate when you set up the logger for use.  If you continue to need assistance please contact our tech support team at 877-275-9606.

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