VAISALA PWD20 Present Weather and Visibility Sensor (10 … 20 000 m (32 … 65 600 ft))

Operating principle: Forward scatter measurement with 45° scattering angle

Observation range of MOR: 10 … 20 000 m (32 … 65 600 ft)

Accuracy: 

±10 % at 10 … 10 000 m (32 … 32 800 ft)

±15 % at 10 … 20 km (2.6 … 12 mi)

IP rating: IP66

Weight: 3 kg (6.61 lb)

Dimensions (H × W × L):

PWD10/20/50: 140 × 404 × 695 mm (5.51 × 15.91 × 27.36 in)

Datasheet