HOBO U23-002 Pro v2 External Temperature/Relative Humidity Data Logger

Brand: Onset Hobo
Model: U23-002

weatherproof data logger with an external Temperature and Relative Humidity sensor on a 6-foot cable for fast sensor response and deployment in tight spaces.

Product Information



The Relative Humidity sensor features fast response and superior durability in humid environments, and is user-replaceable.

Optical Interface for data transfer

Pro v2 sensor mount in solar radiation shield


Highlighted Features
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

In what environment does this data logger operate?
This data logger operates in an outdoor environment.


What measurements does this data logger support?
The U23-002 data logger supports the following measurements: Relative Humidity and Temperature