temperature

Principle: NTC Negative Temperature Coefficient Thermistor

Measurement range: -50... 60 ° C

Accuracy: ± 0.2 ° C (-20... 50 ° C), others: ± 0.5 ° C (>-30 ° C)

relative humidity

Principle: Capacitive

Measurement range: 0... 100% RH

Accuracy: ± 2% RH

radiation

Response time (95%): 18 seconds

Annual instability: ± 1%

Nonlinear (0 to 1000 W/m2): ± 1%

Directional error (1000 W/m2 at 80 °): ± 20 W/m2

Sensitivity related to temperature: ± 5% (-10...+40 ° C)

Tilt error (at 1000 W/m2): ± 1%

Spectral range (output attenuation less than 50%): 300 .. 2,800 nm

Measurement range: 0... 1400 W/m2

air pressure

Principle: MEMS capacitive

Measurement range: 300... 1200 hPa

Accuracy: ± 0.5 hPa (0...+40 ° C)

wind direction

Principle: Ultrasonic waves

Measurement range: 0-359.9 °

Accuracy: Root mean square error<3 ° (>1.0 m/s)

wind speed

Principle: Ultrasonic waves

Measurement range: 0... 75 m/s

Unit: m/s; km/h； mph； kts

Accuracy: Measurement value ± 0.3 m/s, or 3% of the maximum value (0~35 m/s), 5% (>35m/s)

Technical Parameter

Protection level: IP66

Specification: Diameter 150mm, Height 332mm

Weight: 1.5Kg

Interface: RS485, dual wire connection, half duplex

Power supply: 24VDC, ± 10% (without heating)

Working temperature: -50... 60 ° C

Working humidity: 0... 100% RH

Heating power: 20VA @ 24VDC

accessory

Surge protective device

Power supply 24V/4A

UMB interface converter ISOCON

Digital to Analog Converter DACON8-UMB

Temperature sensor WT1

Road surface temperature sensor WST1

Rain sensor WTB100

Connecting wire 20m

origin

Lufft Germany