Anemometer WindSensor (Risø) P2546D-OPR

Anemometer WindSensor (Risø) P2546D-OPR

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On request


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  • MEASNET calibrated anemometer
  • One-piece rotor anemometer head
  • Low threshold speed
  • Short distance constant
  • Negligible overspeeding
  • Angular response independent of wind speed
  • Symmetrical geometry
  • No external power source
  • Individually calibrated compliant with IEC 61400-12-1


Calibration Each anemometer individually calibrated compliant with IEC 61400-12-1.
Measurement range 0 ... 75 m/s
Slope 0.620 m
Offset 0.21 m/s
Starting threshold < 0.3 m/s
Distance constant λ0= 1.81 ±  0.04 m
Switching chararacteristic
Signal Type NPN open collector, frequency proportional to wind speed
Duty cycle 45 ... 55 %
Max. switching voltage 30  V
Max. recommended switching current 10 mA
Output resistance 60 Ω
Operating temperature range -40 ... +60 °C
Exterior materials Anodized aluminum, Stainless steel and GRP
Weight 0.36 kg
Overall height 282 mm
Swept diameter of rotor 188 mm
Manufacturer WindSensor
Accessories Module M83570 or M83200 (pull-up resistor 5.1 kΩ required)

Sensor Ammonit Wire Color Meteo-40
Signal, high white Counter CNT, 6k8 (Switch: 5 V via 6k8 to CNT, Pull-up resistor)  
Signal, low black   Main Ground

Connect the shield logger-sided to Ground (GND)
Cable type: LiYCY 2 (3) x 0.25 mm²