Rain
Digital and analog rainfall measuring sensors
Hellmann Rain Gauge, German Meteorological Service Design
This instrument in its present design – as used by the German Meteorological Service – features a receiving area of 200 cm2 conforming to DIN 58666 specifications and serves for measuring precipitation.
It must be distinguished between two models:
Type 7022.0000 is used as a rain gauge, only – and Type 7022.2000 serves for measuring liquid and frozen precipitation, i.e. rain as well as snow, hail etc..
The unit consists of a top and bottom part, made of stainless steel. A collecting vessel, a measuring cylinder and a mounting support are included. Type 7022.2000 is supplied with two upper parts and two base parts, two collecting vessels as well two cross-shaped snow inserts, preventing snow from being blown out of the top part of the instrument. Also a flat lid for covering the receiving area is attached.
- Technical Specification
- Variations
- Orifice: 200 cm²
- Measuring cylinder: 0...10 mm precipitation; 0.1 mm division
- Collecting can: 1.4 l
- Dimensions: ∅ 190 mm; height 440 mm
- Weight: approx. 3.5 kg
7022
Rain and snow gauge by Hellmann