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The digital VFD Grundfos Direct Sensors™ measure temperature and volume flow with just one measuring element and transmit the measured values directly via the RESOL-VBus® protocol. Grundfos Direct Sensors™ are suitable for use in aggressive media as well as in drinking water and are therefore ideal for volume flow measurement and heat metering in solar thermal and heating systems.Technical data:- Material: stainless steel 1.4408- Protection class: IP20- Cable length: 3 m- Measuring range: 0 ... 120 °C- Overall length: 110 mm- Thread: DN 20 (3/4") AG for heating
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