Siemens

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Differential pressure switches for monitoring gas/air pressure and gas/air flow.General informationB..

Compact pressure switches for monitoring gas or air pressure; used for min./max. pressure supervisio..

UV flame detectors for supervision of gas or oil flames with Siemens burner controls; QRA53/55 for c..

UV flame detector for supervision of gas and oil flames with Siemens burner controls.General informa..

Photoresistive detectors for supervision of oil flames in the visible light spectrum, used with oil ..

Detectors for supervision of blue- or yellow-burning oil or gas flames, mainly on small-capacity bur..

QRC1 D series detectors for supervision of blue- and yellow-burning oil or gas flames.General inform..

Infrared flame detectors for gas, oil and other flames emitting infrared light; for burners of any c..

Photocell detectors for supervision of yellow-burning oil flames, mainly on larger burners.General i..

Compact controllers mainly for controlling temperature or pressure in oil- or gas-fired heating plan..

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