Legacy Soil Moisture, Temperature and Electrical Conductivity Sensor for LoRaWAN™

APPLICATIONS

Irrigation control

Smart agriculture

Parks

Golf courses

 

SENSORS

VOLUMETRIC WATER CONTENT (VWC)
Range:
Mineral soil calibration: 0.0 … 1.0 m³/m³
Soilless media calibration: 0.0 … 1.0 m³/m³
Apparent dielectric permittivity (εa): 1 (air) … 80 (water)
Resolution: 0.0008 m³/m³ from 0% … 50% VWC
Accuracy:
Generic calibration: ± 0.03 m³/m³ typical
Medium-specific calibration: ±0.02 m³/m³
Apparent dielectric permittivity (εa): ±1 εa (unitless) for 1 … 40 (soil range), for 40 … 80 15% of measurement

TEMPERATURE
Range: -40 ... +60 °C
Resolution: 0.1 °C
Accuracy: ±1 °C

BULK ELECTRICAL CONDUCTIVITY
Range: 0 … 23 dS/m (bulk)
Resolution: 0.01 dS/m from 0 … 7 dS/m, 0.05 dS/m from 7 … 23 dS/m
Accuracy: ±10% from 0 … 7 dS/m, user calibration required from 7 … 23 dS/m

 

DEVICE

LoRaWAN™ class A

2 C alkaline batteries

13.5 cm × 8.1 cm × 7 cm (not including sensor / cable)

5 m cable

Reference DL-5TE, DL-5TM (without EC)