CGEO INTERNATIONAL LIMITED CGEO-CR, Руководство по установке

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TABLE of CONTENTS
1. INTRODUCTION .............................................................................................. 3
2. INSTALLATION ............................................................................................... 3
2.1. Preliminary Tests ........................................................................................ 3
2.2. Crackmeter Installation ............................................................................... 4
2.2.1. Installation using Weldable Fixtures............................................ 4
2.2.2. Installation using Groutable Anchors .......................................... 5
2.2.3. Installation using Machine Bolt Expansion Anchors ................... 6
2.3. Cable Installation ........................................................................................ 7
2.4. Electrical Noise ........................................................................................... 7
2.5. Lightning Protection ................................................................................... 7
3. TAKING READINGS ........................................................................................ 8
3.1. Operation of the CGEO-PR-VW Readout Box .......................................... 8
3.2. Measuring Temperatures ............................................................................. 8
4. DATA REDUCTION ......................................................................................... 9
4.1. Deformation Calculation ............................................................................. 9
4.2. Temperature Correction .............................................................................. 10
4.3. Environmental Factors ................................................................................ 11
APPENDIX A - THERMISTOR TEMPERATURE DERIVATION ..................... 13