
Cone design for even more accurate date in especially high
winds
Upgraded from the classic barrel shape design, the new
Davis AeroCone Rain Collector solves the minor
turbulence error when the wind hits the collector and then flows up
and over causing the airflow to accelerate over the top. The new
cone shape allows wind to flow around the cone, reducing turbulence
and friction at the mouth of the collector.
Designed to meet the guidelines of the World Meteorological
Organisation, this self-emptying tipping-bucket design is
exceptionally accurate. Used to display daily and accumulated
rainfall on our weather stations as well as rate of rainfall. The
AeroCone comes with a flat mounting base that replaces the rain
collector on your Vantage Pro2 sensor suite so it can be installed
separately.
How it works
Rain enters the collector cone, passes through a debris-filtering
screen and collects in one chamber of the tipping bucket. The
bucket tips when it has collected an amount of water equal to the
increment in which the collector measures (0.01″ or 0.2 mm). As the
bucket tips, it causes a switch closure and brings the second
tipping bucket chamber into position. The rain water drains out
through the screened drains in the base of the collector.
The collector is designed for years of accurate, trouble-free
service. The shape is aerodynamically designed to minimise rainfall
catch reduction caused by high winds. The body and base of the
collector are constructed of tough, UV resistant plastic; the
tipping bucket pivots on bearings that minimise friction and wear.
Stainless steel adjustment screws under each chamber of the tipping
bucket allow you to fine-tune the calibration of the Rain
Collector.
Davis AeroCone Rain Collector Features:
- New rain cone designed for even more accurate data in
especially high winds - Aerodynamically designed to minimise rainfall catch reduction
caused by high winds - Designed to meet the guidelines of the World Meteorological
Organization - Constructed of tough, UV resistant plastic
- Takes the place of the rain collector on a Vantage Pro2 sensor
suite for a siting that requires separation of the rain collector
and temperature/humidity sensor - Can also be used as a stand-alone custom rain station using an
Anemometer/Sensor Transmitter Kit (sold separately) - Comes with 40โฒ (12 m) standard cable
- This rain collector must be mounted on a flat surface
- Factory-calibrated to report 0.2 mm per tip
- Flat mounting base
Davis AeroCone Rain Collector Specifications:
- Sensor Type: Tipping bucket with magnetic switch
- Accuracy: For rain rates up to 4″/hr (100 mm/hr): ยฑ4% of total
or ยฑ 1 tip of the bucket (0.01″/0.2 mm), whichever is
greater - Attached Cable Length: 40′ (12 m)
- Cable Type: 4-conductor, 26 AWG
- Connector: Modular connector (RJ-11)
- Recommended Maximum Cable Length: 900′ (270 m)
- Housing Material: UV-stabilised ABS plastic
- Dimensions
- Rain Collector: 6.5″ opening diameter (16.5 cm) x 9.5″ (24 cm)
high without bird spikes - Collection Area: 33.2 in2 (214 cm2)
- Weight: 1kg
What’s in the box:
- New AeroCone rain cone with grips
- Base with tipping mechanism
- Bird spikes
- Debris screen that locks in place
- 40 ft (12 m) cable
- Mounting hardware






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