Ultraschall Anemometer 2D Compact
Part number: 4.3875.6x.xxx
-
Description
The Ultrasonic Anemometer compact serves for the 2-dimensional acquisition of
the horizontal components of the wind velocity, the wind direction and the acoustic-virtual temperature.
• Heater with 48V DC supply for increased icing resistance
Heated components:
• base plate
• cover plate
• sensor receiving sockets
• ultrasonic transducers
The following measurement
data are available:
• Orthogonal wind velocity vectors (X- and Y-distance)
• Scalar / vectorial wind velocity wind direction
• Acoustic-virtual temperature
The instrument is especially suitable for the use in the fields
of:
• Regenerative power generation, wind power plants
• Industry automation
• Wind warning devices, building construction and building security
• Traffic engineering, aviation and navigation
• Meteorology
• Climatology
The measurement principle allows, compared to the classic anemometers, an inertia-free measurement of running variable dimensions with highest precision and accuracy.
The data can be served
• analogically*, as standard signal or / and digitally in
• ASCII THIES- Format or
• binary as MODBUS RTU protocol
If necessary, the instrument is automatically heated at critical ambient temperatures. Thus,
the risk of malfunction caused by icing is minimized.
The model no. 4.3876.2x xxx is equipped with an additional baro transmitter.
* only in HD (half duplex) operation
no output of virtual temperatureSpecification
Wind speedMeasuring range0 ... 75 m/sResolution0.1 m/s (standard)
0.01 m/s (special telegrams)Accuracy±0.2 m/s rms ( < 5 m/s )
±2 % rms ( 5 m/s ... 60 m/s )Wind directionMeasuring range0 ... 360 °Resolution1 °
1 ° (standard)Accuracy±2 ° WS > 1 m/sVirtual temp.Measuring range-50 ... +70 °CResolution0.1 KAccuracy±2 KData output digitalInterfaceRS485 / RS422Baudrate1200 ... 921600 BaudData valuesinstant. values, average values, standard deviationOutput range1 per 10 msec up to
1 per 10 secStatus signalsheating, distance error, Temperature of meas sectionProtocolASCII / MODBUS RTUData output analogWind speed0 ... 20 mA
4 ... 20 mA
0 ... 10 V
2 ... 10 VStromausgangmax. 300 ΩWind direction0 ... 20 mA
4 ... 20 mA
0 ... 10 V
2 ... 10 VVoltage outputmin. 3000 ΩResolution16 bitData input analog (alternative)Chanels3Resolution16 bitOperating voltageElectronic8 ... 60V DC or
12 ... 42 V AC / typ. 1.0 W, max. 1.2 WHeating48V DC ±10 %, typ. 360 Watt @ 48VHeatingHeated compontentsbottom plate, cover plate,
ultrasonic transducersIcing resistanceAcc. to MIL-STD-810G, METHOD 521.3, 2008/10GeneralBus operationup to 98 sensorsElectr. connection8 pol. connectorMountinge.g. Mast tube Ø 50mmHousingAL, hard-snodizedProtectionIP 68DimensionØ 200 mm x 144 mmWeightapprox. 2 kgVersions
Product number 4.3875.60.340Data output digitalBaudrate9600 BaudDuplex modeFull duplexData telegramVDT-Telegram (Telegram2)Output range10 per 1 secAccessories
ProductProduct nameProduct name / Brief description50775xConnecting cable
Connecting cable
Suitable cable for 4.3820/30/75/80/81
• length: see versions
508696Northring for Ultrasonic anemometer
Northring for Ultrasonic anemometer
The adapter is used for the north alignment of a Ultrasonic anemometer.
9.1700.98.x01Meteo-Online
Meteo-Online
Meteo-Online is a software for detecting, filing, and displaying data of meteorological measuring instruments. The display of the data is carried out graphically as diagram and/or as text The user has the possibility to place the display-elements free on the screen, and to save them.Further information
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