FT Technologies FT742-D-SM, Руководство пользователя, Страница: 2 / 75

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FT742-SM (RS422 & RS485) Sensors
– User Manual
Contents
Product Symbols ...................................................................................................... 4
Safety Instructions ................................................................................................... 5
Consignes de sécurité ............................................................................................. 6
1 INTRODUCTION ................................................................................................. 7
1.1 Product Overview ................................................................................................................ 7
1.2 Build Versions and Labelling ............................................................................................. 7
1.3 Scope of Use ........................................................................................................................ 7
1.4 Disclaimer ............................................................................................................................. 8
2 FUNCTIONAL DESCRIPTION ........................................................................... 9
2.1 Technical Performance ....................................................................................................... 9
2.2 Wind Speed Calibration .................................................................................................... 10
2.3 Wind Speed and Direction Filtering ................................................................................. 10
2.4 Electronically Offsetting the Wind Direction Datum ...................................................... 11
2.5 Compass & Declination Angle Operation ....................................................................... 11
2.5.1 Compass Calibration ....................................................................................................... 11
2.6 Selective Filter Scheme ..................................................................................................... 11
2.7 Error Detection ................................................................................................................... 11
2.8 Overspeed Warning Scheme ............................................................................................ 12
2.9 Heater Setup ....................................................................................................................... 12
2.10 Low Power Operation ........................................................................................................ 12
2.11 Acoustic Temperature ....................................................................................................... 13
3 MECHANICAL & ELECTRICAL INSTALLATION ............................................ 14
3.1 FT742-SM Sensors ............................................................................................................. 14
3.1.1 Mechanical & Electrical Integration ................................................................................. 14
3.1.2 Connector Details ............................................................................................................ 17
3.1.3 Lightning, Surge & EMI Protection .................................................................................. 17
4 SERVICE, CONFIGURATION & TESTING ...................................................... 19
4.1 Inspection ........................................................................................................................... 19
4.2 Fault Finding & Troubleshooting ..................................................................................... 20
4.3 Returns ............................................................................................................................... 20
5 ACU-TEST EVALUATION KIT ......................................................................... 21
5.1 Evaluation Pack ................................................................................................................. 21
5.2 Software Installation .......................................................................................................... 22
5.3 Acu-Vis 2.0 Software Operation ....................................................................................... 23
5.4 Command Line Terminal Programs (Including TeraTerm) ............................................ 28