FieldScout TDR 350 Soil Moisture Meter with Case


Offering the proven time-domain measurement technology you have come to recognize for more than 30 years, the TDR 350 accurately measures soil moisture across the full range of soil conditions. Improved ergonomic design provides quick and easy measurements. Validate your cultural practices with hands free data collection integrated with Bluetooth and GPS.

Highlighted Features

    Increased accuracy of soil moisture (Volumetric Water Content)
    Measures EC (Electrical Conductivity)
    Measures Turf Surface Temperature
    Integrated Bluetooth and GPS
    Data logger records approximately 50,000 measurements
    Industry exclusive backlit display
    Improved shaft-mounted probe with telescoping tubular frame
    Data collected with USB flash drive
    No PC interface needed
    Powered by AA lithium batteries
    Compatible with SpecConnect and FieldScout App
    Optional IR Temp sensor to measure turf canopy



 Manage with the FieldScout Mobile App

Use the FieldScout Mobile app to instantly collect and display data.
FieldScout® TDR 350 Soil Moisture Meter using Bluetooth Smart connection.
Visualize real time readings on a Bluetooth Smart Ready smartphone or tablet in the field
• Color coded to represent a scale of moisture, EC, surface temperature or turf firmness
• E-mail relevant information to communicate results with others
• Free download from Apple App Store or Android Google Play

Pro Mode requires a SpecConnect subscription

• Google Maps dynamic satellite image shows readings data overlaid on your property
• Guided Mode allows for taking grid readings without interacting with the phone
• Freeform Mode plots a point for each reading, and stores its data independently
• Automatic wireless upload to SpecConnect for further analysis from your personal web portal
• Eliminates the need for a computer, cable and GPS accessory
• SpecConnect provides complete data overview at once, overlaid on a satellite map
• Color Gradient Mapping of data points within custom selected areas or groupings
• Export your data from SpecConnect into an Excel document for deeper analysis



Measurement Principle:

Time - domain measurement methods

Measurement Units:

Percent Volumetric Water Content (VWC)


0.1% VWC


+- 3.0% VWC with Electrical Conductivity (EC)  < 2 mS/cm


0% to saturation (Saturation up to about 50% volumetric water depending on soil type)


4 AA batteries

Data Logger:

50,000 measurements


Range: 0 to 5 mS/cm, Resolution: 0.01 mS/cm, Accuracy: +/- 0.1 mS/cm


Range: -30°C to 60°C, Resolution: 0.1°, Accuracy: +/- 1°C


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