Forafull product specification, see: Documentation
Soil Moisture: Volumetric Water Content (VWC)
Measurement range
0.00 to 0.64 m³/m³ in mineral soils
0.00 to 0.70 m³/m³ in soilless media
Accuracy
±0.031 m³/m³ typically in mineral soils with solution EC <8 dS/m
±0.051 m³/m³ typical in soilless media
Resolution
0.001 m³/m³
Dielectric Measuring frequency
70 MHz
Temperature sensor (Only in MX2307)
Measuring range:
-40 to 100°C, with tip and cable immersed in fresh water up to 50°C for one year
Accuracy:
±0.25°C from -40 to 0°C
±0.2°C from 0 to 70°C
±0.25°C from 70 to 100°C
Resolution: 0.04°
Operation: <0.01°C per year
Response time:
3 minutes in air moving at 1 m/s; 20 seconds in moving water
4 minutes in air with RS3-B Sun protection
LOGGER
Operating temperature: -25 to 60°C
Communication: Bluetooth (BLE) <30.5 meters
Logging frequency: 1 second to 18 hours
Time accuracy: ±1 minute per month 0° to 50°C
Battery type: 2/3 AA 3.6 Volt lithium, (user replaceable)
Battery life: 2 years with logging interval of 1 minute and Bluetooth always on; 5 years with Bluetooth off. Shorter battery life with faster logging intervals, burst logging and frequent downloads.
Memory: 110,000 measurements, maximum (472 kB)
Full memory download
About 60 seconds; may take longer at greater distances from the logger
Dimensions
Logger: 10.8 x 5.08 x 2.24 cm
Soil moisture sensor: 7.5 x 5.1 x 2.4 cm
Sensor needle length: 5.4 cm
Sensor needle diameter: 0.32 cm
Temperature sensor (MX2307) diameter: 0.53 cm
Sensor cable length: 2 m
Weight
MX2306: 229g
MX2307: 267g
Material:
Logger: Acetal, silicone seal, stainless screws
Soil moisture sensor: ASA plastic housing with polyurethane filling and stainless pins
Temperature sensor (MX2307): Stainless steel, waterproof tip
Cable: PVC, UV resistant and rodent proof
Environmental classification
Temperature sensor and cable (MX2307): Immersion in water up to 50°C for 1 year
Listing*
The sensor data can be recalibrated if necessary. Users can apply a calibration equation to data exported from the app.
The VWC range depends on the calibration equation.