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Vaisala WXT-520 Heated Combi Sensor

Compact Weather Station: Barometric Pressure/Rainfall/Temperature/Windspeed/Wind Direction/Relative Humidity
Heated Option for freezing environments
SDI-12 Output: Telemetry Ready. Connects to Adcon Telemetry Systems

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Overview

Specifications

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The Vaisala WXT520 automatic weather station is an extremely versatile product. It provides standard temperature, humidity and barometric pressure sensors, combined with top quality ultra sonic wind speed and direction measurement and a revolutionary new sound-based precipitation gauge.

Most of the sensors for the WXT520 weather station can be easily programmed to adapt the sensors performance in different applications. It can be easily installed and maintained. It has no moving parts and a low power consumption.

It is available with or without heating.

Manufactured by: Vaisala

Model: Vaisala WXT-520 Heated Combi Sensor

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Calibration
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Applications

Environmental monitoring station

Wind Speed
Range	0 - 60m/s
Response Time	250ms
Available Variables	average, maximum, minimum
Accuracy 0-35ms Accuracy 35-60ms	± 0.3m/s or ±3% (whichever is greater) ±5%
Resolution	0,1m/s
Units available	m/s, km/h, mph, knots
Wind Direction
Azimuth	0 - 360°
Response Time	250ms
Available Variables	Average, maximum, minimum
Accuracy	±3°
Resolution	1°
Rainfall
Collecting Area	60 cm²
Resolution	0.01mm
Accuracy	5%
Rain Duration	counting each 10s increment whenever droplet detected
Resolution	10s
Rain Intensity	one minute running average in ten second steps
Range	0-200 mm/h
Resolution	0.1mm/h (0.01in/h)
Units available	mm/h, in/h
Hail	cumulative amount of hits against collecting surface
Resolution	0,1 hits/cm² (1 hits/in²)
Units Available	hits/cm² , hits/in² , hits

Hail Duration	counting each 10s increment whenever hail stone detected
Resolution	10s
Hail Intensity	one minute running average in ten second steps
Resolution	0.1 hits/cm²h (1hits/in²h)
Units Available	hits/cm²h, hits/in²h, hits/h
Barometric Pressure	600 - 1.100hPa
Accuracy	± 0.5hPa at 0...+30°C (+32...+86°F) ± 1hPa at -52...+60°C (-60...+140°F)
Resolution	0.1hPa
Units Available	hPa, Pa, bar, mmHg, inHg
Air Temperature	-52°C - +60°C -60°F - +140°F
Accuracy @20°C (+68°F)	± 0.3°C (± 0.5°F)
Resolution	0,1°C (0.1°F)
Relative Humidity	0 - 100 %RH
Accuracy	± 3% RH within 0-90% RH ± 5% RH within 90-100% RH
Resolution	0.1% RH
Operating Temperature	-52°C to +60°C -60°F to +140°F
Height	240 mm (9.4")
Diameter	120 mm (4.7")
Weight	650 gr. (1.43 lbs)
Power Supply	5 - 30 VDC

Vaisala WXT-520 Automatic Weather Station

The new Vaisala WXT-520 combi-sensor automatic weather station is the successor to the revolutionary WXT-510. It measures windspeed/direction, barometric pressure, temperature, relative humidity and rainfall/rainfall intensity all in one compact weather station.

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