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Transcript
Tensiometer T8 3.5.4 4 Connecting the indicator 24 T8 configuration with tensioVIEW ® ® 25 4.1 tensioLINK USB converter 4.2 Work with tensioVIEW 4.2.1 Menu 4.2.2 Current readings 4.2.3 Stored readings 4.2.4 Configuration of a device 4.3 Configuration settings for T8 25 25 25 27 27 27 27 5 34 Service and maintenance 5.1 Refilling 5.1.1 When do Tensiometers need to be refilled? 5.1.2 Refilling in the lab 5.1.3 Refilling in the field 5.1.4 Refilling with a vacuum pump 5.2 Testing 5.2.1 Calibration 5.2.2 Check the Offset 34 34 35 36 38 40 40 40 6 41 Protecting the measuring site 6.1 6.2 6.3 6.3.1 6.3.2 6.4 7 Theft and vandalism Cable protection Frost Protection against frost Emptying the T8 Lightning protection and grounding Useful notes 7.1 7.2 7.3 7.4 7.5 41 41 41 41 42 42 44 Maximum measuring range and data interpretation Temperature influences Vapor pressure influence on pF/WC Osmotic effect Using a T8 as a piezometer 44 46 46 46 47 8 Troubleshooting 47 9 Appendix 48 9.1 9.2 9.3 9.3.1 9.3.2 9.3.3 9.3.4 9.3.5 9.4 Technical specifications Wiring configuration Accessories Connecting and extension cables Handheld measuring device Tensiometer augers Refill kits tensioLINK accessories Units for soil water and matrix potentials 3/56 48 49 51 51 52 52 53 53 54