FT Technologies acures FT742-SM, User Manual

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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
3 MECHANICAL & ELECTRICAL INSTALLATION ............................................ 13
3.1 FT742-SM Sensors .......................................................................................................... 13
3.1.1 Mechanical & Electrical Integration ............................................................................... 13
3.1.2 Connector Details ......................................................................................................... 16
3.1.3 Lightning, Surge & EMI Protection ................................................................................ 16
4 SERVICE, CONFIGURATION & TESTING ....................................................... 17
4.1 Inspection ........................................................................................................................ 17
4.2 Fault Finding & Troubleshooting ................................................................................... 18
4.3 Returns ............................................................................................................................ 18
5 Evaluation ......................................................................................................... 19
5.1 Evaluation Pack .............................................................................................................. 19
5.2 Acu-Test Software .......................................................................................................... 19
5.3 FT058 & FT059 Evaluation Cables ................................................................................. 20
5.4 Software Installation ....................................................................................................... 21
6 SENSOR COMMUNICATION ............................................................................ 22