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Ventus-UMB Wind/flow
Description:

VENTUS-Ultrasonic Wind Sensor, metal housing and 240W-heater

Supplementary description:

Extremely precise and maintenance-free measurement of wind velocity and wind direction as well as calculation of acoustic virtual temperature. The ultrasonic wind sensor is designed without mechanical parts as they have been used with traditional "cups and vanes". The digital or analog output delivers instantaneous, average, min or max value with flexible measuring rate. The VENTUS is heated in case reaching critical ambient conditions. Made for cold climate! Recommended for: wind turbines, marine/ships, meteorology or building automation. The following outputs/protocols are available: NMEA, ASCII, UMB and 4.. 20 mA analog.

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Ref.no.:8371.UM
Price:On request
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Technical data
Dimensions Ø ca. 150mm, height ca. 200mm
Weight Approx. 1.7kg
Permissible ambient temperature -40..+60°C (with heating)
with heating 24 VDC, max. 240 VA (140W+100W)
Bus operation Up to 32 devices
Operating voltage electronics 24 VDC ±10% or 24 VDC/1.2 VA
Electrical connection 8 pole plug
Housing material Aluminium, seawater-proof
Protection type IP65
Pole diameter 50mm / 2"
Factory certificate Yes
Data output digital
Interface RS485 semi-/full duplex, isolated
Baud rate 1200-57600
Measurement rate instantaneous value 1-10s
Measurement Avg (arithmetic, vector), Min, Max 1...10min
Status Heating, sensor failure
Data output analog
Data output analog Only semi-duplex mode
Output signal 4-20 mA (instantaneous, avg, min, max)
Load Max. 300 Ohm
Resolution 16 bit
Jarring test According to IEC 60945
Corrosion test According to MIL-STD-810 Method 509.3
Ice-free test According to MIL-STD-810F Method 521.2
Wind direction
Principle Ultrasonic
Measuring range 0 .. 359.9 °
Unit °
Accuracy ± 2° RMS >1.0m/s
Resolution 0.1 °
Wind speed
Principle Ultrasonic
Measuring range 0 .. 65 m/s
Unit m/s
Accuracy ±0.2 m/s or ±2% of reading, whichever is greater
Resolution 0.1 m/s
Virtual temperature
Principle Ultrasonic
Measuring range -50 .. 70 °C
Unit °C
Accuracy ± 2.0K (without heater and without sun exposure)
Resolution 0.1 °K
Download
manual\Ventus_V200A_V4_e.pdfManual Ventus/V200A (ENG)

Accessories

Product nameProduct group  Ref.no.  Info 
  UMB Interface converter ISOCON  Accessories  8160.UISO 
  Power supply 24V/10A  Accessories  8366.USV2 
  Connection cable Ventus/V200A, 15m incl. connector  Accessories  8371.UK015 
  Connection cable Ventus/V200A, 50m incl. connector  Accessories  8371.UK050 
  Connector Ventus/V200A  Accessories  8371.UST1 
  Surge protection  Accessories  8379.USP-V 
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