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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 typical in mineral soils that have solution EC <8 dS/m; ±0.051 m³/m³ typical in soilless media
Resolution: 0.001 m³/m³
Dielectric Measurement Frequency: 70 MHz
Logger:
Operating Range: -25° to 60°C (-13° to 140°F)
Logging Rate: 1 second to 18 hours
Time Accuracy: ±1 minute per month 0° to 50°C (32° to 122°F)
Battery Type: 2/3 AA 3.6 Volt lithium, user replaceable
Memory: 110,000 measurements, maximum (472 kB)
Dimensions:
Logger housing: 10.8 x 5.08 x 2.24 cm
4.25 x 2.0 x 0.88 in.
Soil moisture sensor: 7.5 x 5.1 x 2.4 cm
2.95 x 2.02 x 0.95 inches
Soil moisture sensor needle length: 5.4 cm (2.13 inches)
Soil moisture sensor needle diameter: 0.32 cm (0.13 inches)
Temperature sensor diameter: 0.53 cm (0.21 in.)
Sensor cable length: 2 m (6.56 ft)
Weight: 267 g (94 oz)
Temperature Sensor:
Range: -40 to 100°C (-40 to 212°F), with tip and cable immersion in fresh water up to 50°C (122°F) for one year
Accuracy: ±0.25°C from -40 to 0°C; ±0.45 from -40 to 32°F; ±0.2°C from 0 to 70°C: ±0.36 from 32 to 158°F; ±0.25°C from 70 to 100°C; ±0.45 from 158 to 212°F
Resolution: 0.04°C (0.072°F)
Response Time: 3 minutes in air moving 1 m/s; 20 seconds in stirred water; 4 minutes in air moving 1 m/s with RS3-B Solar Radiation Shield
What's In The Box
HOBO MX2307 Data Logger with 2m cable(s) and attached sensor(s)
HOBO MX Soil Moisture Logger Quick Start
Screws
Cable ties
