PASPORT Soil Moisture Sensor - PS-2163



The Soil Moisture Sensor measures the water content of soil and reports it in percent.  It can be used to conduct experiments in environmental science, agricultural science, horticulture and biology.

Typical Applications

  • Measure the loss of soil moisture over time due to evaporation and plant uptake
  • Evaluate optimum soil moisture contents for various species of plants.
  • Monitor soil moisture content to control irrigation in greenhouses.


Sensor Range
  • 0 to 45% volumetric water content in soil
  • ± 4%
  • 0.1%
  • 3 mA at 5 V DC
Operating Temperature
  • -40 to 60 °C
Default Sample Rate
  • 10 samples per second

Buying Guide

Interface Required

To use this product you need a PASCO interface. 

New to probeware or have questions about  sensors or interfaces? Contact Teacher and Technical Support.  We're here to help!

Software Required

SPARKvue software or PASCO Capstone software may be used. PASCO Capstone is available for Mac and Windows. SPARKvue is available for Mac, Windows, iOS, Android and Chromebooks.

Learn more about Bluetooth Compatibility.