SmarAct PICOSCALE, Руководство пользователя

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TABLE OF CONTENTS
1 Introduction ................................................................................................................................. 6
1.1 Preface
................................................................................................................................. 6
1.2 Technical support ................................................................................................................ 6
1.3 Signal words and symbols in this manual .......................................................................... 7
1.3.1 Signal words
............................................................................................................. 7
1.3.2 Symbols .................................................................................................................... 8
2 Product safety ............................................................................................................................. 9
2.1 Optical safety ....................................................................................................................... 9
2.2 Electrical safety .................................................................................................................... 10
2.3 Safety precautions
............................................................................................................... 11
2.4 Compliance .......................................................................................................................... 12
2.4.1 CDRH/EN60825-1 ..................................................................................................... 12
2.4.2 Low voltage directive
............................................................................................... 12
2.4.3 EMC directive ............................................................................................................ 12
2.4.4 RoHS directive .......................................................................................................... 13
2.4.5 Declaration of Conformity
....................................................................................... 14
2.5 Intended use ........................................................................................................................ 15
2.6 Unpacking ............................................................................................................................ 15
2.7 Disposal of old equipment
.................................................................................................. 15
3 PICO SCALE fundamentals ......................................................................................................... 16
3.1 General setup and basic components
................................................................................ 16
3.2 Measurement principle ....................................................................................................... 17
3.2.1 Michelson interferometer
........................................................................................ 17
3.2.2 Sinusoidal phase modulation
.................................................................................. 18
3.2.3 Working range .......................................................................................................... 19
3.3 Traceability ........................................................................................................................... 19
3.4 Environmental compensation
............................................................................................. 19
3.4.1 Dead path ................................................................................................................. 20
4 Basic Concepts ........................................................................................................................... 21
4.1 Modular architecture ........................................................................................................... 21
4.1.1 Advanced trigger
...................................................................................................... 21
4.1.2 Stream generator ..................................................................................................... 21
4.1.3 Digital and analog GPIO, AquadB ............................................................................ 23
4.1.4 Clock Generator
....................................................................................................... 23
4.1.5 Signal Generator ...................................................................................................... 23
4.1.6 Calculation System ................................................................................................... 23
4.1.7 Counters
................................................................................................................... 23
4.1.8 Environmental Module ............................................................................................ 24
3 PicoScale User Manual