Toll Free: 1-877-275-9606
(603) 746-5524
$5.99 Flat Fee Economy Shipping on Most Items Shipped in the Continental USA

You have no items in your shopping cart.

Subtotal: $0.00

Onset HOBO UX100 Humidity Data Logger with External Sensors

HOBO Temperature and Humidity Data Logger w/ External Sensor

Onset Indoor Data Logger Recording Humidity with a 2.5% Accuracy and Temperature

Part Number: UX100-023

Be the first to ask a question about this product

Be the first to review this product

  • External Sensors (Included) for Temperature and Humidity Measurements in an Indoor Environment

  • -20°C to 70°C and 1% to 95% RH Measurement Ranges with a ±0.21°C and 2.5% RH Accuracy

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

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

  • User-Selectable Sampling Rate of 1 Second to 18 Hours

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

* Required Fields


Onset HOBO® UX100-023 Temperature and Humidity Data Logger Specifications

Data Channels 1 Temperature Channel
1 Humidity Channel
Humidity Measurement Range: 1% to 95% @ -40C to 75C*
Accuracy**: ±2.5% (10% to 90% RH) Typical to Max 3.5%
Resolution: 0.05% @ 25°C and 30% RH
Response Time: 5 Minutes to 90% in Air Moving 1 m/s (2.2 mph)
Drift: < 1% per year
* Exposure to Conditions Below -20C or Above 95% RH May Temporarily Increase RH Error by Additional 1%
** 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: 6 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 8.48 cm x 2.29 cm (1.44" x 3.34" x 0.9")

You may also be interested in the following product(s)

Onset U-Shuttle Data Transporter

Onset U-Shuttle Data Transporter

  • Pocket-Sized Shuttle for Readout and Relaunch HOBO Data Loggers
  • Syncs Data Logger Clocks and Relaunch
  • View Readings on LCD Display
  • Direct USB Connection to PC Computer
  • Requires HOBOWare PRO Software
Learn More
Onset Replaceable Humidity Sensor

Onset Replaceable Humidity Sensor

  • Replacement Relative Humidity (RH) Sensor
  • Compatible with the Onset HOBO UX00-023, U23-001, ZW-005, ZW-007 Data Loggers
Learn More
Pelican Protective Carry Case

Pelican Protective Carry Case

  • Durable Airline-Legal Carry-On for Data Logging Equipment
  • Strong Polyurethane Wheels with Stainless Steel Bearings
  • Open Cell Core with Solid Wall Design
  • Stainless Steel Hardware and Padlock Protectors
  • Pick N Pluck™ with Convoluted Lid Foam
Learn More
HOBOware Pro Software and USB Cable Kit

HOBOware Pro Software and USB Cable Kit

  • Advanced Software for Management of Onset Data Loggers
  • Supports Data Shuttle, Data Assistants and Plug-ins
  • Additional Time-Saving Tools for Fast Setup and Data Readout
  • Advanced Plotting Tools for More Precise Data Analysis
  • Compatible with Windows and Mac Operating Systems

Kit Includes HOBOware Pro Software and Standard Type A to Mini B USB Cable (#CABLE-USBMB-HS)

Compare HOBOware (Free Download) to HOBOware Pro Software

Learn More

Customer Reviews

Write Your Own Review

You're reviewing: HOBO Temperature and Humidity Data Logger w/ External Sensor

How do you rate this product? *

  1 star 2 stars 3 stars 4 stars 5 stars

There are no product questions yet.

Ask Your Question

  • Reload captcha

* Required Fields