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General| Measurement Technology | Time Domain Reflectometry (TDR) |
|---|---|
| Soil Measurement | Volumetric Water Content (VWC) |
| Resolution | 0.1% VWC |
| Display | LCD |
| Power Source | 4 AA batteries |
| Accuracy | ±3% VWC |
| Probe Length Options | 7.5 cm, 12 cm, 20 cm |
| VWC Range | 0% to 100% |
| Battery Life | Approximately 12 months |
Detailed measurements of the TDR 300 meter's shaft, including length and width.
Guide to installing Field Scout software and connecting the meter to a PC via serial cable.
Procedure to identify the correct serial communication port for meter-PC connectivity.
Instructions on how to access and replace the meter's AAA batteries.
Turning the meter on, power-up screens, and GPS signal status for data logging.
Selecting measurement modes (VWC, RWC) and setting probe rod length for accurate readings.
Entering calibration mode and using control buttons like READ and DELETE/CLR AVG.
Detailed steps for calibrating the meter using air and distilled water.
Preparing the meter and selecting data collection modes before taking readings.
Proper technique for inserting probe rods and initiating measurements for accuracy.
Guidance on managing rod bending, potential damage, and proper care.
Configuring communication port and selecting the meter type within the software.
Procedures for downloading logged data and clearing the meter's memory.
Configuring serial number, logging function, GPS settings, and measurement units.
Setting RWC modes, dry/wet points, and display enablement.
Ensuring GPS unit compatibility and proper cable connections for data logging.
Understanding the format, fields, and content of saved data files.
Explains VWC, saturation, field capacity, and the TDR measurement technique.
How RWC is calculated with set points and the meaning of Water Deficit.
Details on measurement units, accuracy, range, power, capacity, and dimensions.
Addresses issues like communication errors, ERR messages, and zero readings.
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