Home | About Us | Products | Services | Careers | Contact Us | Resources | Testimonials   Barometric Pressure Carbon Dioxide Transmitters Humidity and Dew Point Transmitters Moisture in Oil Transmitters Continuous Monitoring System Automatic Weather Stations Sounding Systems and Radiosondes Thunderstorm / Lightning Detection Systems Weather Radars Ceilometers Sensors     Under Construction..   Click here to continue. Products » By Manufacturer » Vaisala » Sensors » Vaisala PWD22 and PWD52 Vaisala PWD22 and PWD52 Accurate, traceable measurement of prevailing visibility Detects precipitation type Measures the intensity and accumulation of precipitation Estimates snow accumulation Indicates the cause of reduced visibility Robust and dependable Weather-proof design reduces need for maintenance Easy to install, easy to integrate To request more information, please fill the form below. First Name: Last Name: Title: Company: Address: City: E-mail: Phone: - Comments: