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Model No. : | FA101A+FA101C |
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Brand Name : | nanhua |
Product description
Description | Parameter |
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Supply voltage | AC85V~AC260V |
IP Protection | IP65(FA101A) |
Relative Humidity | 10%~95% |
Ambient temperature | -40°C~+85°C |
Wind Speed Measuring Range | 0.0~42(m/s)i.e. : 0~14 scale |
Measurement tolerance | (0.4+0.05 x actual wind speed)m/s |
Starting wind velocity | <1.5m/s |
Max. wind resistance | ≥42m/s |
Multi-channels alarm output | ncluding current loop output, 2 channels relay control output,internal alarm sound output and digital communication output |
Digital display | Display : four digits |
- | Display content : wind speed and wind scale (shiftable) |
- | Refreshing frequency : once every 3s |
Wind scale | Wind name | wind speed | Wind pressure | Status on ground | Status at sea | |
---|---|---|---|---|---|---|
km/h | m/s | |||||
0 | Calm | <1 | 0-0.2 | 0-0.0025 | Calm | Sea like a mirror |
1 | Gentle breeze | 1-5 | 0.3-1.5 | 0.0056-0.014 | Smoke rises vertically. Direction of windshown by smoke drift, but not by windvanes. | Ripples |
2 | Light Wind | 6-11 | 1.6-3.3 | 0.016-0.68 | Wind felt on face; leaves rustle;ordinary vanes move by wind. | Small wavelets |
3 | Gentle breeze | 12-19 | 3.4-5.4 | 0.72-1.82 | Leaves and small twigs in constant motion; wind extends light flag. | Small wavelets |
4 | Moderate breeze | 20-28 | 5.5-7.9 | 1.89-3.9 | Raises dust and loose paper; | Small waves, becoming larger; |
5 | Fresh breeze | 29-38 | 8.0-10.7 | 4-7.16 | Small trees in leaf begin to sway; | Moderate waves |
6 | Strong breeze | 39-49 | 10.8-13.8 | 7.29-11.9 | Large branches in motion; whistling heard in telegraph wires; | Large waves |
7 | Moderate gale | 50-61 | 13.9-17.1 | 12.08-18.28 | Whole trees in motion; inconvenience felt when walking against the wind. | Sea heaps up |
8 | Fresh gale | 62-74 | 17.2-20.7 | 18.49-26.78 | Breaks twigs off trees; generally impedes progress. | Moderately high waves |
9 | Strong gale | 75-88 | 20.8-24.4 | 27.04-37.21 | Slight structural damage occurs (chimney-pots and slates removed). | Moderately high waves |
10 | Very strong wind | 89-102 | 24.5-28.4 | 37.52-50.41 | Trees uprooted; considerable structural damage occurs | Moderately high waves |
11 | Storm | 103-117 | 28.5-32.6 | 50.77-66.42 | Seldom experienced inland; accompanied by wide-spread damage. | Moderately high waves |
12 | Hurricane | >117 | 32.7-36.9 | 66.42-85.1 | Very rarely experienced; accompanied byser ious damage. | The air is filled with foam and spray. |
13 | 37.0-41.4 | |||||
14 | 41.5-46.1 | |||||
15 | 46.2-50.9 | |||||
16 | 51.0-56.0 | |||||
17 | 56.1-61.2 |
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