Campbell TDR Spécifications Page 1

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645Revision: 2/09Copyright © 2006-2009Campbell Scientific, Inc.

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 water content = 9.5%water content = 25% FIGURE 5-2. Waveforms collected in a sandy loam using CS6

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 6. References Bilskie, Jim. 1997. “Reducing Measurement Errors of Selected Soil Water Sensors.”

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 8 This is a blank page.

Appendix A. Discussion of TDR Probe Offset and a Simple Laboratory Method for Calculation A.1 Discussion of Probe Offset Probe offset accounts for t

Appendix A. Discussion of TDR Probe Offset and a Simple Laboratory Method for Calculation A.2 The Compounding Effect of Signal Attenuation in Connec

Appendix A. Discussion of TDR Probe Offset and a Simple Laboratory Method for Calculation A.3 Method for Calculating Probe Offset Using Information

Appendix A. Discussion of TDR Probe Offset and a Simple Laboratory Method for Calculation 5. Enter terminal mode using Options/Terminal Emulator. 6.

Appendix A. Discussion of TDR Probe Offset and a Simple Laboratory Method for Calculation • converting waveform index to apparent distance thWindow

Appendix A. Discussion of TDR Probe Offset and a Simple Laboratory Method for Calculation A-6 Temperature (°C) Dielectric Permittivity 24 78.9 24.5

Appendix B. Correcting Electrical Conductivity Measurements for System Losses TDR system cabling and multiplexers introduce losses of the applied and

Warranty and Assistance The TDR PROBES CS605, CS610, CS630, CS635, CS640, AND CS645 are warranted by CAMPBELL SCIENTIFIC, INC. to be free from defects

Appendix B. Correcting Electrical Conductivity Measurements for System Losses electrical conductivity. Kp is calculated as the ratio of electrical c

Appendix B. Correcting Electrical Conductivity Measurements for System Losses The temperature effect is described by ()()25T*02.01ECEC25T−+∗= [B4] w

Appendix B. Correcting Electrical Conductivity Measurements for System Losses B.2.4 CR1000 Program for Collecting ρopen and ρshorted Values ‘This e

Appendix B. Correcting Electrical Conductivity Measurements for System Losses if Shorted=high then TDR For I=1 To 20 vector(I)=wave(I+9)

Appendix B. Correcting Electrical Conductivity Measurements for System Losses B-6 This is a blank page.

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TDR Probes Table of Contents PDF viewers note: These page numbers refer to the printed version of this document. Use the Adobe Acrobat® bookmarks ta

TDR Probes Table of Contents ii B. Correcting Electrical Conductivity Measurements for System Losses ...

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 1. Introduction This document presents descriptions and instructions for Campbell Scientific Time

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 3. Specifications 3.1 Physical Description TABLE 3-1. TDR Probe Physical Properties Probe Mode

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 value is related to the geometrical configuration of the probe (size and spacing of rods) and also

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 4.4 Probe Constant for Electrical Conductivity Measurement The electrical conductivity measuremen

TDR Probes CS605, CS610, CS630, CS635, CS640, CS645 error can be several percent. See Bilskie (1997) for complete results of the study. 16 meter cabl