User`s guide

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VAISALA ________________________________________________________________________ 5
List of Figures
Figure 1 WMT700 Wind Sensor ............................................................. 16
Figure 2 WMT700 Wind Sensor from Below .......................................... 17
Figure 3 FIX70 Mounting Kit................................................................... 18
Figure 4 Bird Cage ................................................................................. 21
Figure 5 WM Verifier............................................................................... 22
Figure 6 Ultrasonic Measurement Principle ........................................... 26
Figure 7 Measurement Paths of WMT700 .............................................27
Figure 8 Different Wind Speed and Direction Presentations.................. 29
Figure 9 Example of Wind Direction Averaging...................................... 31
Figure 10 External Interfaces of WMT700................................................ 34
Figure 11 Recommended Location for WMT700 in Open Area............... 36
Figure 12 Recommended Mast Length for WMT700 on Top of Building. 37
Figure 13 Minimum Distance between two WMT700s Installed at
Same Height............................................................................. 38
Figure 14 WMT700 Sensor Handling ....................................................... 39
Figure 15 WMT700 and Transportation Damper...................................... 40
Figure 16 WMT700 on Side of Pole Mast ................................................42
Figure 17 WMT700 on Top of Pole Mast .................................................43
Figure 18 WMT700 on Cross Arm with Array Facing Up ......................... 45
Figure 19 WMT700 on Cross Arm with Array Facing Down .................... 46
Figure 20 Tightening the Connector......................................................... 47
Figure 21 Correctly Aligned WMT700 ...................................................... 49
Figure 22 Incorrectly Aligned WMT700 and Resulting Offset Error ........ 49
Figure 23 Bird Cage and Bird Cage Straps..............................................51
Figure 24 COM2 RS485 Wiring................................................................ 54
Figure 25 Pins for 17-pin M23 Connector ................................................ 56
Figure 26 WMT700 Operating Supply Current Consumption .................. 59
Figure 27 WMT700 Operating Supply Power Consumption .................... 59
Figure 28 Configuration and Measurement Modes for WMT700 ............. 64
Figure 29 Timing for RS-232, RS-485, and RS-422 Interfaces................ 65
Figure 30 Testing WMT700 with Verifier ................................................ 107
Figure 31 WMT700 Wind Sensor Dimensions in Millimeters ................. 119
Figure 32 FIX70 Mounting Kit Dimensions in Millimeters....................... 120
Figure 33 System Environment with Serial Port COM1 Only................. 123
Figure 34 System Environment with Analog Output Only ...................... 124
Figure 35 System Environment with Serial Ports COM1 and COM2..... 125
Figure 36 System Environment with Backup Battery ............................. 126