• Very accurate
• Reliable
• Rugged
The SMT100 soil moisture and soil temperature sensor with SDI-12 interface provides an outstanding accuracy and is specifically designed for demanding applications in science and agriculture.
Soil volumetric water content (VWC)
Using factory calibration up to ± 3% (VWC) in mineral soils with moderate salinity from 0 to 50% VWC
Using medium specific calibration up to ± 1% (VWC)
Additional output (SDI-12 digital versions only)
Raw measurement data
Dielectric permittivity
Power
4-24 V DC, up to 40 mA during measurement (analog version 12 – 24 V DC for 0 – 10 V output)
Measurement time digital versions: less than 50 ms
Measurement time analog versions: less than 500 ms
Cable length
10m
Sensor dimensions
18.2 cm x 3 cm x 1.2 cm