DMTA-10004-01EN, Rev. D, November 2016
Table of Contents
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5.2.1 Calibrating the Instrument ........................................................................... 67
5.2.2 Test Blocks ....................................................................................................... 70
5.2.3 Transducer Zero Compensation .................................................................. 70
5.2.4 Material Sound Velocity and the Zero Calibrations ................................. 71
5.2.5 Entering a Known Material Sound Velocity .............................................. 72
5.2.6 Locked Calibrations ....................................................................................... 73
5.2.7 Factors Affecting the Performance and the Accuracy .............................. 73
5.3 Measuring Thicknesses ............................................................................................ 75
5.4 Saving Data ................................................................................................................ 76
5.5 Measurements with THRU-COAT D7906 and D7908 Transducers .................. 78
5.5.1 Enabling the THRU-COAT Function .......................................................... 78
5.5.2 Performing a THRU-COAT Calibration ..................................................... 79
5.6 Echo Detection Modes with Dual Element Transducers ..................................... 80
5.6.1 Blanking Adjustments in Manual Echo-to-Echo Detection Mode .......... 83
5.6.2 Dual Element Transducer Selection in Echo-to-Echo Modes .................. 84
5.6.3 Echo-to-Echo Mode Datalogger Flags ......................................................... 85
5.7 Using the VGA Output ............................................................................................ 86
6. Using EMAT Transducers ......................................................................... 87
6.1 Connecting the E110-SB EMAT Transducer .......................................................... 88
6.2 Calibrating with the E110-SB EMAT Transducer ................................................. 89
7. Software Options ....................................................................................... 91
7.1 Activating Software Options ................................................................................... 92
7.2 High Resolution Software Option .......................................................................... 93
7.3 Oxide Layer Software Option ................................................................................. 93
7.3.1 Steam Boiler Tube Scale ................................................................................. 94
7.3.2 Setting Up for Oxide Layer Measurement ................................................. 95
7.3.3 Calibrating for Oxide Layer Measurement ................................................ 96
7.3.4 Measuring Boiler Tube and Oxide Layer Thicknesses ............................. 97
7.4 Multi-Measurement Software Option .................................................................... 99
7.4.1 Active Measurement .................................................................................... 100
7.4.2 Using the Multi-Measurement Normal Mode ......................................... 100
7.4.3 Using the Multi-Measurement with the Soft Contact Mode ................. 102
7.4.4 Using the Multi-Measurement % Total Thickness Mode ....................... 104
7.5 Encoded B-Scan Option ......................................................................................... 105
7.6 High Penetration Software Option ....................................................................... 111
8. Using Special Functions ......................................................................... 113
8.1 Activating and Configuring a Differential Mode ............................................... 113
8.2 Using the Minimum, Maximum, or Min/Max Thickness Mode ...................... 115
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