| Property | Description/Value |
|---|---|
| Sensor/Transducer type | Cup anemometer/opto-chopper |
| Observation range | 0.4 … 75 m/s (0.9 … 168 mph) |
| Starting threshold 1 | < 0.5 m/s (1.1 mph) |
| Distance constant | 4.0 m (13 ft 1 in) |
| Transducer output | |
| 0 … 75 m/s (0 … 168 mph) | 0 … 750 Hz square wave |
| Characteristic transfer function | Uf (wind speed) = 0.328 + 0.101 × R (output pulse rate) |
| Transducer output level | |
| (Iout < +5 mA) | High state > Uin –1.5 V |
| (Iout > -5 mA) | Low state < 2.0 V |
| Accuracy within 0.4 … 60 m/s (0.9 … 134 mph) | |
| With characteristic transfer function (standard deviation) | ±0.17 m/s (0.38 mph) |
| With simple transfer function Uf = 0.1 × R | ±0.5 m/s (1.12 mph) |
| Property | Description/Value |
|---|---|
| Electrical connections | MIL‑C‑26482 type, 6‑wire cable |
| Cabling | 6‑wire cable through cross-arm |
| Recommended connector at cable end | Souriau UTS6JC10E6P |
| Operating power supply | Uin = 9.5 … 15.5 V DC, 20 mA, typical |
| Heating power supply | AC or DC 20 V, 500 mA, nominal |
| Settling time after power-up | < 30 µs |
| Property | Description/Value |
|---|---|
| Operating temperature 2 |
−50 … +55 °C (−58 … +131 °F) |
|
Storage temperature |
−60 … +70 °C (−76 … +158 °F) |
|
Operating humidity |
0 … 100 %RH |
|
IP rating |
IP65: Dust-tight. Protected from water jets from any direction. |
| Property | Description/Value |
|---|---|
| Dimensions (H × Ø) | 240 × 90 mm (9.45 × 3.54 in) |
| Swept radius of cup wheel | 91 mm (3.58 in) |
| Weight | 570 g (1.26 lb) |
| Materials | |
| Housing | AlMgSi, gray anodized |
| Cup | PA, reinforced with carbon fiber |
| Property | Description |
|---|---|
|
Compliance marks |
CE, China RoHS |
|
EU directives and regulations |
RoHS Directive (2011/65/EU) amended by 2015/863 EMC Directive (2014/30/EU) |
|
Electromagnetic compatibility (EMC) |
EM 55032:2015, Electromagnetic compatibility of multimedia equipment - Emission requirements. Class B. EN 61326‑1:2013, Electrical equipment for measurement, control and laboratory use - EMC requirements - Part 1: General requirements. |
|
Environmental |
IEC/EN 63000:2018 |
1 Measured with the cup wheel in position least favored by flow direction. The optimum position yields a < 0.35 m/s (0.8 mph) starting threshold.
2 With
shaft heating.