22154286 LM-SW Device for detecting the horizontal wind speed. Measuring range: 0.5 - 50 m/s, resolution: 0.1 m/s, starting value: 0.5 m/s, accuracy: ±0.5 m/s or ± 3 % of measured value, measurement principle: cup anemometer/opto-electronic, electrical output: 4 - 20 mA, load impedance: max. 500 Ohms (for > 13 V DC operating voltage), operating voltage: 9 - 30 V DC or 24 V AC/DC, heater: 24 V DC/AC, max. 20 W, ambient temperature: -30 °C... +70 °C; includes accessories for mounting on cross-piece of the Basic Package and includes 12 m cable (6 x 0.25 mm² LiYCY) for electrical connection to Basic Package wiring box, degree of protection: IP55.