Benefits and Features
Versatile product—measures air, soil, or water temperature
Wide temperature measurement range
Compatible with most Campbell Scientific data loggers
Easy to install or remove
Durable

Technical Description
The 109 consists of a thermistor encapsulated in an epoxy-filled aluminium housing. The housing protects the thermistor allowing it to be buried in soil or submerged in water.
This probe outputs a 0 to 2.2 V signal when using 2500 mV excitation.