skip to main content
 

TDR-350 Soil moisture sensor

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.

  • Instantaneous readings of root zone soil moisture
  • 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
  • Includes soft-sided carrying case
  • Replacement probe
  • Optional IR Temp sensor to measure turf canopy

Please specify the desired probe length when ordering.

Technical data:

  • Measurement Principle: Time – domain measurement methods
  • Measurement Units: % water content (Percent Volumetric Water Content)
  • Range: 0% to saturation (Saturation up to about 50% volumetric water depending on soil type)
  • Resolution: 0.1% volumetric water conten
  • Accuracy: ± 3 % volumetric water conten
  • Power: 4 AA batteries
  • Data Logger: 50,000 measurements
  • EC: Range: 0 to 5 mS/cm, Resolution: 0.01 mS/cm, Accuracy: ±0.1 mS/cm
  • Temperature: Range: -30°C to 60°C, Resolution: 0.1°C, Accuracy: ±1°C
  • Sensor Length: 3.8 cm, 7.5 cm, 12 cm or 20 cm
  • Sensor Diameter: 0.5 cm
  • Sensor spacing: 3.3 cm

Item-No.: 40050TDR-350 incl. 1 set rods (length selectable) and carrying case.

Additional rods:
Item-No.: 40014 – Additional rods 3.8 cm (1 pair)
Item-No.: 40013 – Additional rods 7.5 cm (1 pair)
Item-No.: 40011 – Additional rods 12 cm (1 pair)
Item-No.: 40012 – Additional rods 20 cm (1 pair)
Item-no.: 40019 – Annual licence for Field Scout Pro App