Vaisala WXT520 Uživatelská příručka stáhnout pdf (Strana 9)

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List of Figures

Figure 1 Vaisala Weather Transmitter WXT520. . . . . . . . . . . . . . . . . . . 17

Figure 2 Main Components of Weather Transmitter WXT520 . . . . . . . . 19

Figure 3 Cut Away View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 4 Bottom of Transmitter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 5 Mounting Kit (Optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 6 USB Cables (optional). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 7 Bird Spike Kit (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 8 Surge Protector (optional) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 9 Heating Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Figure 10 Recommended Mast Location in an Open Area . . . . . . . . . . . 32

Figure 11 Recommended Mast Length on Top of a Building . . . . . . . . . . 33

Figure 12 Location of Fixing Screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Figure 13 Mounting WXT520 to Pole Mast Using Optional Mounting

Kit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36

Figure 14 Mounting WXT520 to Cross Arm (L-Profile). . . . . . . . . . . . . . .37

Figure 15 Mounting Bolt Location in Cross Arm. . . . . . . . . . . . . . . . . . . . 38

Figure 16 Grounding Using the Bushing and Grounding Kit . . . . . . . . . . 39

Figure 17 Grounding Jumper Location. . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Figure 18 Sketch of Magnetic Declination . . . . . . . . . . . . . . . . . . . . . . . . 41

Figure 19 Wind Direction Offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Figure 20 Average Operational Current Consumption (with 4Hz

Wind Sensor Sampling) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Figure 21 Heating Current and Power vs Vh . . . . . . . . . . . . . . . . . . . . . . 45

Figure 22 Pins of 8-pin M12 Connector . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Figure 23 Internal Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Figure 24 Screw Terminal Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Figure 25 Data Communication Interfaces. . . . . . . . . . . . . . . . . . . . . . . . 50

Figure 26 Replacing the PTU Module . . . . . . . . . . . . . . . . . . . . . . . . . . 130

Figure 27 Accuracy Over Temperature Range . . . . . . . . . . . . . . . . . . . 140

Figure 28 WXT520 Dimensions, Side View . . . . . . . . . . . . . . . . . . . . . . 146

Figure 29 WXT520 Dimensions, Top and Bottom View . . . . . . . . . . . . . 147

Figure 30 Mounting Kit Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

Figure 31 Timing Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159

Figure 32 Wind Measurement Averaging Method . . . . . . . . . . . . . . . . . 164

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 170 171

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Vaisala WXT520 Uživatelská příručka Strana 9