Weather stations for frost warning

The following weather stations are suitable for use of frost warning. For the pest and disease forecasting these stations are not suitable.

Ranch Systems
Frost Warning Station RS130
Frostwecker ecoD3
ManufacturerRanch SystemsPessl Instruments
Price *1252 €1004 €
Data service
6 month / year *
120 € / 176 €60 € / 100 €
Sensor equipment
Rain gauge/
Global radiation
optional/
optional
optional/
optional
Leaf wetness sensor no/no optional/
optional
Wind speed/
Wind direction
optional/
optional
no/no
Air temperature/
Relative humidity
no/nooptional/
optional
Wet-bulb-/
Dry-bulb thermometer
yes/yesyes/yes
Soil moisture soil water potential/
Water volume
optional/
optional
optional/
optional
Pressure sensor for
irrigation system
optionalooptional
Switching relay for
irrigation valve / pump
no/noyes/yes
Data transmission
Data transmissionGPRS/3GGPRS/3G
Route of transmissionRanch -> fruitweb server pushfieldclimate -> fruitweb server pull
Measurement interval1 min5 min
Transmission interval normal/
at temp. < 1°C
120 min/5 min60 min/15 min
Frost warning resolution5 min15 min
Direct SMSyes 1 minyes 5 min
Sensor quality, maintenance and suitability
Maintenancevery lowvery low
FrostweckerLeafLeafLeafLeafLeaf
DetailsDetails

* plus 19 % VAT