STELZNER® agricultural measurement systems

Analogue weather stations and wireless weather stations for measuring temperature, humidity, rainfall, wind force, wind direction – with plant monitor or frost detector

Wireless weather station with frost warning function

Measures temperature and air humidity

Wireless weather station with frost warning, consisting of weather station and radio-controlled clock. Weather forecast with animated icons for sunny, partly cloudy, cloudy, rainy and snow. Radio receiver for temperature data, transmitted from up to three sensors (indoors, outdoors, with max. unobstructed range of 30 m). Storage function for saving temperature and air humidity data. With frost warning: flashing LED when outdoor temperature is between 3°C and 2°C (only on channel 1).

4221 Wireless weather station with frost warning function € 64,26
Wireless weather station with a radio transmitter unit for temperature
4255 Wireless transmitter for temperature € 29,75
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Power supply: Base unit: three 1.5-V AA batteries
    Sensors: one 1.5-V AA battery
Dimensions and weight: Base unit: 164 x 94 x 49 mm
Display range:

Indoor temperature: -5 °C to +50 °C

Outdoor temperature: -20 °C to +60 °C

Indoor air humidity: 25 to 95 % rel. humidity


 Temperature: 0.1 °C

Indoor air humidity: 1 % rel. humidity


PET 2000

The PET 2000 activity meter can measure the potential absorption of nutrient salts under the same conditions as the actual nutrient salt absorption through the roots. This means that the dissolved salt content is measured in the soil and... ...more Topseller

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