VPF-730 Visibility & Present Weather Sensor

The Biral VPF-730 combines forward and backscatter measurement to deliver accurate visibility and 39 WMO present weather codes for aviation and professional meteorological applications.

Senseca
Biral

Description

Overview

The VPF-730 is an advanced visibility and present weather sensor from Biral (Senseca UK), combining forward scatter visibility measurement with a backscatter receiver to provide highly accurate detection of precipitation type and intensity. It reports visibility and up to 39 WMO present weather codes, making it suitable for the most demanding meteorological and aviation applications.

Key Features

  • Combined forward and backscatter measurement for enhanced present weather discrimination
  • Reports 39 WMO Table 4680 present weather codes
  • Distinguishes between rain, drizzle, snow, mixed precipitation, fog, and more
  • Integrated precipitation intensity measurement
  • Heated optics for reliable performance in icing conditions
  • IP66/IP67 weatherproof enclosure
  • 3-year warranty

Applications

  • Civil and military aviation (MET REPORT / SPECI generation)
  • Automatic Weather Stations (AWS)
  • Road weather monitoring
  • Harbour, port, and marine weather
  • Rail network visibility and safety systems
  • Research and reference meteorology

Why Choose the VPF-730?

The VPF-730 builds on Biral’s proven VPF sensor heritage, adding a backscatter channel to improve discrimination between precipitation types. This makes it ideal for aviation authorities and meteorological services that require unambiguous present weather reporting. Its robust construction and heated optics ensure reliable year-round operation in extreme climates.

For detailed specifications, documentation, and ordering, please contact us or visit the manufacturer’s product page.

Measurement
MeasurementVisibility, MOR, EXCO and TEXCO; Present weather. 15 WMO Table 4680 Codes; Precipitation intensity and accumulated amount
Measurement PrincipleForward scatter 45°
Measurement Error2% at 2,000m
Outputs
OutputRS232, Optional RS422/RS485
Power Requirements
Sensor Power12 V DC, 24V DC, 120 V AC or 240 V AC (6W Approx)
Hood Heating Power45W
Window heating and contamination monitoringFitted
Environmental
Operating Temperature-50°C to 60°C
Operating Humidity0 – 100% RH
Protection ratingIP66
Weight (Sensor Head)5.6kg DC: 6.8kg AC