The HOBO Pro v2 Temperature/Relative Humidity data logger is a weatherproof data logger with built-in temperature and relative humidity sensors. The Relative Humidity sensor provides superior durability in humid environments. Intended for outside use. 

What measurements does this data logger support?

The U23-001A data logger supports the following measurements: Dew Point, Relative Humidity and Temperature.

• Weatherproof housing for use in outdoor or condensing environments
• High accuracy
• Replaceable Relative Humidity sensor provides fast response and superior recovery from condensing conditions
• Small-diameter external sensor versions for measurements in tight spaces
• Optic USB interface for fast and reliable download
• Compatible with HOBOware and HOBOware Pro software for logger setup, graphing and analysis (HOBOware Pro is required when using the U-DTW-1 Waterproof shuttle)

Click for the data sheet.  Click for the quick start guide.  Click for user manual. 

Important Info

HOBO data loggers require HOBOware software and a USB cable. (Note: A USB cable is included w/HOBOware Pro CD or USB software purchase). HOBOware Pro is required when using the U-DTW-1 Waterproof shuttle. See compatible items below or build your kit above.