KWV-613-L KWD-774 Propeller-type Indicating Wind Vane/Anemometers (Marine-use) PDF Catalog(KWV-613-L) PDF Catalog(KWD-774) OVERVIEW The KWV-613-L and the KWD-774 are propeller-type wind vane/anemometer units developed specifically to meet the rigorous demands of marine use. They enjoy popularity with both our domestic and overseas customers. The KWD-774 features 0-110 unit wide-angle readouts that are easier to read than conventional displays. SPECIFICATIONS Components Sensors Propeller: 4-pole coreless AC generator Vane: AC synchro motor Indicators Speed component: rectifying voltmeter Direction component: AC synchro motor Measurement range Instantaneous speed: 2-60 m/s Direction: 16 cardinal points Accuracy Speed: ±0.5 m/s at winds of 10 m/s or less; ±5% at winds greater than 10 m/s Direction: ±5° Power source Speed components: not required Direction components: 100 V AC, 50/60 Hz Size/weight Sensor: approx. 510 × 600 mm, 3.0 kg Indicator: approx. 280 × 200 × 180 mm, 4.2 kg