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4.5.6
Temperature measurement............................................................................................... 30
4.5.7
Analog output .................................................................................................................. 30
4.6
5
6
7
8
Digital signal processing...................................................................................................... 30
4.6.1
Digital inputs ................................................................................................................... 30
4.6.2
Digital outputs ................................................................................................................. 30
Program ......................................................................................................................................... 31
5.1
Documentation..................................................................................................................... 31
5.2
Important.............................................................................................................................. 31
5.3
General architecture ............................................................................................................. 31
5.3.1
Creating a program .......................................................................................................... 31
5.3.2
Run an experiment........................................................................................................... 35
5.3.3
Tools to adjust and calibrate the software ....................................................................... 38
5.3.4
Calibrating the tribometer................................................................................................ 46
5.3.5
Data management system ................................................................................................ 47
5.4
Main VIs .............................................................................................................................. 48
5.5
Hidden functions.................................................................................................................. 48
5.6
Problems .............................................................................................................................. 49
5.6.1
Temperature measurement............................................................................................... 49
5.6.2
Brocken Digital IO 1 ....................................................................................................... 49
5.7
Bugs ..................................................................................................................................... 50
5.8
Optimization ........................................................................................................................ 51
Test experiment ............................................................................................................................. 52
6.1
High temperature experiment............................................................................................... 52
6.2
Room temperature experiment............................................................................................. 54
6.3
Different sampling and saving rates..................................................................................... 56
6.4
Regulation of oven or sample temperature .......................................................................... 58
Problems and their solutions ......................................................................................................... 59
7.1
Shielding .............................................................................................................................. 59
7.2
Heating element and dimmer ............................................................................................... 59
7.2.1
Dimmer............................................................................................................................ 59
7.2.2
Heating element (filament) .............................................................................................. 59
7.3
Temperature measurement................................................................................................... 60
7.4
Installing the room temperature force module..................................................................... 60
7.5
Breakdown of LabVIEW Digital IO 1 ................................................................................. 61
Future tasks.................................................................................................................................... 62
8.1
Damian Frey
Simon Wüest
Replacement heating element .............................................................................................. 62
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High-Temperature Tribometer