Controlling electrode boiler with on=off switched heater - correcting calculated switching temps. in accordance with rate of change of actual water temp.
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Method for controlling a circulating pump of a heating system and device for carrying out the method
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Method for controlling a circulation pump of a heating system and device for carrying out the method
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Non-electrical parameter detecting sensor e.g. for pressure or pressure difference in system contg. water - has measurement magnet protected against contact with fluid by highly flexible seting material
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Transducer for determining the flow rate of a flowing liquid
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Intermediate card-container
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Microtechnical fabricated sensing device
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A mixing valve for a heating system and method for producing the same.
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Current measuring transducer using a magnetic field sensor
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Digital count value display
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Optical spectrophotometer
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Demodulation process for binary data
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Demodulation process for binary data
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Measuring parameter, esp. pressure difference, using Fabry-Perot detector - controlling optical length of detector according to output parameter to determine working point on graph
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Magnetic field sensor
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Adhesive laminate with diffraction pattern
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Fabry=perot sensor for optical parameter measurement - uses two opposing mirrors respectively attached to deflected measuring membrane and transparent plate
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Non-electric parameter detector - has flexible mass enclosing moving magnet to prevent contact with medium handled
