| Technical Data |
| Meas range |
0,3...75 m/s |
| Meas. instability (w/o calibration) |
0,3...50 m/s < 1% of meas. value or < 0,2 m/s |
| Survival speed |
80 m/s (min. 30 minutes) |
| Permissible Ambient condit. |
-50…+80 °C, all occurring situations of relative humidity (incl. dew moistening) |
| Output signal |
| Form |
rectangle |
| Frequency |
1082 Hz @ 50 m/s |
| Amplitude |
is supply voltage, max. 15 V |
| Load |
R > 1 kΩ (Push-pull output with 220 Ω in series)
C < 200 nF (corresp. to length typical cable < 1km) |
| Linearity |
Correlation factor r between frequency and wind speed
y= 0,0462*f+0,21 typical
r > 0.999 99 (4…20 m/s) |
| Starting velocity |
< 0,3 m/s |
| Resolution |
0,05 m wind run |
| Distance constant |
<3m (acc. To ASTM D 5096 – 96) |
| Inclined flow |
| Measuring value deviation Δv compared with stationary horizontal flow: Δv < 1 % |
| Wind velocity |
v = 8 m/s |
| Horizontal turbulence Intensity |
t <= 20% |
Turbulence structure
(rough country) |
r <= 0,8d |
| Average deviation from the horizontal flow |
ð <= 2° |
| Turbulent flow |
Deviation Δv turbulent compared with stationary horizontal flow -0.5% < Δv < +2% Frequency < 2 Hz |
| Classification |
According to IEC 61400-12-1 (2005-12) |
| Class A classification index A 0,9 |
| Class B classification index B 3,0 |
| Class S classification index S 0,5 |
| wind load at 75 m/s |
approx. 100 N |
| Heating |
Surface temperature of housing neck > 0 °C at 20 m/s up to –10 °C air temperature, at 10 m/s up to –20 °C using the THIES icing standard 012002 on the housing neck.
Heating regulated by temperature sensor. |
| Electrical supply for opto-electronic scanning |
| Voltage |
3,3...42 V DC (galvanic isolation from housing) |
| Current |
0,3 mA @ 3,3 V typical (w/o external load)< 0,5 mA @ 5 V (w/o external load) |
| Electrical supply for heating |
| Voltage |
24 V AC/DC (galvanic isolation from housing) |
| Idling voltage |
max. 30 V AC, max. 42 V DC |
| Capacity |
25 W |
| Connection |
8-pole plug-connection for shielded cable in the shaft |
| Mounting |
Mounting on mast R 1", for ex. DIN 2441 1½ " with separate adaptor (option) |
| Weight |
approx. 0,5 kg |
| Protection |
IP 55 (DIN 40050) |
| EMC |
Reference number
IEC 61000-6-2: 2005
IEC 61000-6-3: 2006
IEC 61010-1: 2001 |
Specification
Electromagnetic compatibility
Immunity for industrial environment
Electromagnetic compatibility
Emission standard for residential, commercial and light industrial environments
Safety requirements for electrical equipment for measurement, control and laboratory use.
Part 1: General requirements |
