The Vaisala WXT533 is a sensor with parameter combinations that allows you to choose what is right for your application and is the flexible, integrated building block for weather applications. The WXT533 measures rainfall, wind speed, and wind direction.
Specifications
Barometric Pressure
Range Accuracy (for sensor element) Output resolution
600 ... 1100 hPa ±0.5 hPa at 0 ... +30 °C (+32 ... +86 °F) ±1 hPa at -52 ... +60 °C (-60 ... +140 °F) 0.1 hPa, 10 Pa, 0.001 bar, 0.1 mmHg, 0.01 inHg
Air Temperature
Range Accuracy (for sensor element) at +20 °C (+68 °F) Output resolution
-52 ... +60 °C (-60 ... +140 °F) ±0.3 °C (0.17 °F)
0.1 °C (0.1 °F)
Relative Humidity
Range Accuracy (for sensor element)
Output resolution PTU Measuring interval
0 ... 100 %RH ±3 %RH at 0 ... 90 %RH ±5 %RH at 90 ... 100 %RH 0.1 %RH 1 ... 3600 s (= 60 min), at one second steps
Precipitation
RAINFALL
Collecting area Output resolution Field accuracy for long-term accumulation
Cumulative accumulation after the latest auto or manual reset 60 cm2 0.01 mm (0.001 in) Better than 5 %, weather dependent
RAIN DURATION
Output resolution
Counting each 10-second increment whenever droplet detected 10 s
RAIN INTENSITY
Range
Running one minute average in 10 second steps. 0 … 200 mm/h (broader range with reduced accuracy)
Inputs and Outputs
Operating voltage
6...24 VDC (-10% ... +30%)
Average current consumption
Minimum
0.1 mA @ 12 VDC (SDI-12 standby)
Typical
3 mA @ 12 VDC (w/default measuring intervals)
Maximum
15 mA @ 6 VDC (with constant measurement of all parameters)
Heating
Options: DC, AC, full-wave rectified AC
Typical voltage
12... 24 VDC / 12...17 VACrms (-10% ... +30%)
Typical current
0.8 A @ 12 VDC : 0.4 A @ 24 VDC
Digital outputs
SDI-12, RS-232, RS-485, RS-422
Communication
SDI-12 v1.3, ASCII automatic & polled,
protocols
NMEA 0183 v3.0 with query option
Wind
WIND SPEED Range Response time Available variables Accuracy Output resolution
0 ... 60 m/s 0.25 s average, maximum, and minimum ±3 % at 10 m/s 0.1 m/s (km/h, mph, knots)
WIND DIRECTION Azimuth Response time Available variables Accuracy Output resolution
0 ... 360° 0.25 s average, maximum, and minimum ±3.0° at 10 m/s 1°
MEASUREMENT FRAME Averaging time
Update interval
1 ... 3600 s (= 60 min), at 1 s steps, on the basis of samples taken at 4, 2 or 1 Hz rate (configurable) 1 ... 3600 s (= 60 min), at 1 s steps
Analog Input Options
Parameter
Element
Range
Input
Excitation
Resolution
Temperature PT1000
Resistor
800 ... 1330 Ω
2 wire 4 wire
2.5 V
16 bits
Solar Radiation K&Z CMP3
Thermopile
0 ... 25 mV
4 MΩ
-
12 bits
Level measurement IRU-9429S
Voltage
0 ... 2.5 V 0 ... 5 V 0 ... 10 V
>10 kΩ
-
12 bits
Tipping Bucket RG13
Frequency
0 ... 100 Hz
18 kΩ
3.5 V
-
Analog mA Output Options
Wind speed Wind direction Load impedance
0 … 20 mA or 4 … 20 mA 0 … 20 mA or 4 … 20 mA 200 Ω max
General Conditions
Housing protection class
Temperature storage Temperature Relative humidity Pressure Wind
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