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STELZNER® agricultural measurement systems

Measuring instruments for soil moisture and water monitoring, using sensors, tensiometers and data loggers

Hygrometer

Measures air humidity and temperature

Wall hygrometer with indoor/outdoor thermometers and minimum/maximum feature. All values can be displayed at the press of a button. The external temperature sensor is about 3 metres long. The display can switch between °C and °F.

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30004025 Hygrometer € 35,11
with indoor/outdoor thermometers
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TECHNICAL DATA
Measurement range:

Indoor temperature −10 to +50 °C

Outdoor temperature: −50 to +70 °C

Air humidity: 25 % to 98 % rel. humidity

Power supply: one 1.5-Volt, AA size battery
product

Classic plug-in tensiometer

A tensiometer is used to measure suction tension. The porous cell of the tensiometer uses capillary action to transport water outwards into the drier soil. A negative pressure is then created within the closed pipe. This negative... ...more Topseller

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