Abstract: A flange-set for a pressure difference measuring transducer with two flanges mountable on external sides of a measuring mechanism of the pressure difference measuring transducer lying opposite one another and containing membranes to be loaded with pressures, as well as a pressure difference measuring transducer equipped with the flange-set. Each of the flanges comprises: a wall, which in the mounted state covers one of the two membranes of the measuring mechanism and encloses a pressure chamber bordering on such membrane. Arranged on a first side of the wall is a first process connection, which includes a pressure duct connection region, in which opens a pressure duct extending through the flange to the pressure chamber.

Abstract: A pressure measuring device, comprising: a pressure measuring cell having a measuring membrane, at least one platform and a pressure chamber formed therebetween. An electrical transducer for transducing a deflection of the measuring membrane into a pressure dependent, primary signal; a cylindrical housing having a measuring cell chamber, in which the pressure measuring cell is arranged, and an end face pressure receipt opening in communication with the pressure duct; and an electronic circuit in the housing for operating the electrical transducer, and for processing the primary signal, and for outputting a measurement signal. The cylinder axis of the pressure measuring cell forms with the cylinder axis of the housing an angle, which amounts to not less than 80°, and which is especially preferably a right angle.

Abstract: A differential pressure measuring cell comprises a measuring membrane; two opposing bodies; and one converter. The measuring membrane is arranged between the opposing bodies and is connected in a pressure-tight manner to the two opposing bodies, forming in each case one measuring chamber. The opposing bodies each have a pressure duct through which a pressure can be made to act upon the respective measuring chamber. The converter is provided in order to convert a deformation of the measuring membrane, which deformation is dependent upon a difference between the pressures, into an electrical signal; wherein the opposing bodies each have a chamber section oriented toward the measuring membrane and a rear wall section oriented away from the measuring membrane with, between these, a decoupling chamber.

Abstract: A drying module for a relative pressure measuring transducer, which has in the interior of a housing of the measuring transducer a reference pressure supply leading from a relative pressure sensor to an opening in a housing wall of the housing, and which has a connection element, whose inner space is connected via the opening with the reference pressure supply extending in the measuring transducer. The drying module comprises a module housing, which has an inner space, in which a drying means is located, and, extending through the module housing (23), a reference pressure supply, whose first end is contactable with the reference pressure via an opening of the module housing, whose second end is connectable to the reference pressure supply of the measuring transducer via a connection element of the drying module connectable with the connection element of the measuring transducer, and whose inner space in the module housing is in humidity permeable connection with the inner space containing the drying means.

Abstract: A differential pressure measuring pickup comprises a measuring pickup body and a differential pressure sensor. The measuring pickup body has a process interfacing surface with a first pressure input opening and a second pressure input opening. The differential pressure sensor can be loaded with a first pressure through the first pressure input opening and with a second pressure through the second pressure input opening. The first pressure input opening is closed by way of a first separating diaphragm and the second pressure input opening is closed by way of a second separating diaphragm. The first separating diaphragm is sealed with respect to the surroundings by way of a first seal, and wherein the second separating diaphragm is sealed with respect to the surroundings by way of a second seal.

Abstract: A relative pressure sensor (1) includes a pressure measuring cell (10) having a measuring diaphragm (12), a main body (14) which is connected to said measuring diaphragm, and a the measuring chamber between the measuring diaphragm and main body, a reference pressure being applied to the measuring chamber by a reference pressure channel (18) which runs from a rear face (16) of the main body (14) through the main body (14); a clamping ring (38); and a housing (40) which has at least one housing body (42) with a measuring cell chamber (46), wherein the pressure measuring cell (10) is clamped in the measuring cell chamber (46) by the clamping ring (38).

Abstract: A flange-set for a pressure difference measuring transducer with two flanges mountable on external sides of a measuring mechanism of the pressure difference measuring transducer lying opposite one another and containing membranes to be loaded with pressures, as well as a pressure difference measuring transducer equipped with the flange-set. Each of the flanges comprises: a wall, which in the mounted state covers one of the two membranes of the measuring mechanism and encloses a pressure chamber bordering on such membrane. Arranged on a first side of the wall is a first process connection, which includes a pressure duct connection region, in which opens a pressure duct extending through the flange to the pressure chamber.

Abstract: A drying module for a relative pressure measuring transducer, which has in the interior of a housing of the measuring transducer a reference pressure supply leading from a relative pressure sensor to an opening in a housing wall of the housing, and which has a connection element, whose inner space is connected via the opening with the reference pressure supply extending in the measuring transducer. The drying module comprises a module housing, which has an inner space, in which a drying means is located, and, extending through the module housing (23), a reference pressure supply, whose first end is contactable with the reference pressure via an opening of the module housing, whose second end is connectable to the reference pressure supply of the measuring transducer via a connection element of the drying module connectable with the connection element of the measuring transducer, and whose inner space in the module housing is in humidity permeable connection with the inner space containing the drying means.

Abstract: A differential pressure measuring cell comprises a measuring membrane; two opposing bodies; and one converter. The measuring membrane is arranged between the opposing bodies and is connected in a pressure-tight manner to the two opposing bodies, forming in each case one measuring chamber. The opposing bodies each have a pressure duct through which a pressure can be made to act upon the respective measuring chamber. The converter is provided in order to convert a deformation of the measuring membrane, which deformation is dependent upon a difference between the pressures, into an electrical signal; wherein the opposing bodies each have a chamber section oriented toward the measuring membrane and a rear wall section oriented away from the measuring membrane with, between these, a decoupling chamber.

Abstract: A differential pressure measuring pickup comprises a measuring pickup body and a differential pressure sensor. The measuring pickup body has a process interfacing surface with a first pressure input opening and a second pressure input opening. The differential pressure sensor can be loaded with a first pressure through the first pressure input opening and with a second pressure through the second pressure input opening. The first pressure input opening is closed by way of a first separating diaphragm and the second pressure input opening is closed by way of a second separating diaphragm. The first separating diaphragm is sealed with respect to the surroundings by way of a first seal, and wherein the second separating diaphragm is sealed with respect to the surroundings by way of a second seal.

Abstract: A relative pressure sensor (1) comprises: a pressure measuring cell (10) having a measuring diaphragm (12), a main body (14) which is connected to said measuring diaphragm, and a measuring chamber between said measuring diaphragm and main body, a reference pressure being applied to said measuring chamber by means of a reference pressure channel (18) which runs from a rear face (16) of the main body (14) through the main body (14); a clamping ring (38); and a housing (40) which has at least one housing body (42) with a measuring cell chamber (46), wherein the pressure measuring cell (10) is clamped in the measuring cell chamber (46) by the clamping ring (38), wherein the housing has a reference air opening (48) which communicates with the reference pressure channel (18) by means of a reference air path which has a path volume which is separate from the volume of the measuring cell chamber, wherein the reference air path has a section which runs along the rear face of the main body, wherein the section is bound

Abstract: A connector apparatus having a PG screw thread in a first end section and a first traversing bore, in which a first axial clamping surface is embodied. A grounding assembly has an electrically conducting, iris spring, is arranged in the first traversing bore and lies against the first axial clamping surface. An annular clamping body having a second traversing bore, a second frontside annular clamping surface, which surrounds the second traversing bore and which is arranged in the first bore facing the grounding assembly, wherein the grounding assembly is clampable between the clamping surfaces, whereby the iris spring is radially deflectable, wherein the clamping body has an external thread for engagement in an internal thread of the base body, and wherein the connector apparatus has with reference to the first end section of the base body, behind the grounding assembly a conduit screw thread for the connection of a conduit.

Abstract: A composite material comprises a polymer matrix; and zeolite, which is bonded in the polymer matrix; wherein the percent of volume of the zeolite in the volume of the composite material amounts to at least 50%, in particular at least 65%. The polymer matrix can in particular comprise a polymer, which is selected from a group of polymers that consist of fluoroplastics, polyaryletherketones, sulphur-containing polymers and high heat resistant polymers. The zeolite comprises in particular a zeolite of type A, in particular a zeolite 4A or 3A.

Abstract: A sealing ring for sealing in the axially clamped state includes a metal or ceramic annular body, which has in cross section a first spring leg having at least a first sealing surface on a first end of the annular body and a second spring leg having at least a second sealing surface on a second end of the annular body, which faces away from the first end. Between the first spring leg and the second spring leg a diagonal connecting leg extends, which is connected with the first spring leg in an inner edge region of the annular body and with the second spring leg in an outer edge region of the annular body. The first sealing surface has a plastic sealing material, and the second sealing surface has a plastic sealing material. The sealing ring has especially on at least one end two sealing surfaces, which are radially spaced from one another and isolated from one another by an annular axial recess in the spring leg.

Abstract: A pressure measuring device, comprising: a pressure measuring cell having a measuring membrane, at least one platform and a pressure chamber formed therebetween. An electrical transducer for transducing a deflection of the measuring membrane into a pressure dependent, primary signal; a cylindrical housing having a measuring cell chamber, in which the pressure measuring cell is arranged, and an end face pressure receipt opening in communication with the pressure duct; and an electronic circuit in the housing for operating the electrical transducer, and for processing the primary signal, and for outputting a measurement signal. The cylinder axis of the pressure measuring cell forms with the cylinder axis of the housing an angle, which amounts to not less than 80°, and which is especially preferably a right angle.

Abstract: A pressure measuring transducer includes a pressure measuring cell; a measuring cell housing having an annular axial abutment surface, which surrounds an opening; a sealing ring; and a ring of angular cross section for positioning the pressure measuring cell and the sealing ring in the measuring cell chamber. The ring of angular cross section includes at least a first component of a form-retaining material and at least a second component of an elastic material, wherein the at least one form-retaining component forms the radial shoulder and extends in the axial direction into the annular gap, and the second component is connected with the first component and extends in the annular gap at least sectionally radially between the lateral surface of the pressure measuring cell and the wall of the measuring cell chamber.

Abstract: A gauge pressure sensor for determining the pressure of a medium by means of a housing and by means of a measuring element, which is positioned in the housing, wherein an outwards facing side of the measuring element is in contact with the medium and is exposed to the pressure, which is to be measured. A tube for a reference pressure is provided, which conducts ambient air to the measuring element, and by means of at least one dehumidifying chamber, positioned in the housing, for the collection of air moisture.

Abstract: A connector apparatus having a PG screw thread in a first end section and a first traversing bore, in which a first axial clamping surface is embodied. A grounding assembly has an electrically conducting, iris spring, is arranged in the first traversing bore and lies against the first axial clamping surface. An annular clamping body having a second traversing bore, a second frontside annular clamping surface, which surrounds the second traversing bore and which is arranged in the first bore facing the grounding assembly, wherein the grounding assembly is clampable between the clamping surfaces, whereby the iris spring is radially deflectable, wherein the clamping body has an external thread for engagement in an internal thread of the base body, and wherein the connector apparatus has with reference to the first end section of the base body, behind the grounding assembly a conduit screw thread for the connection of a conduit.

Abstract: A composite material comprises a polymer matrix; and zeolite, which is bonded in the polymer matrix; wherein the percent of volume of the zeolite in the volume of the composite material amounts to at least 50%, in particular at least 65%. The polymer matrix can in particular comprise a polymer, which is selected from a group of polymers that consist of fluoroplastics, polyaryletherketones, sulphur-containing polymers and high heat resistant polymers. The zeolite comprises in particular a zeolite of type A, in particular a zeolite 4A or 3A.

Abstract: A pressure measuring transducer comprising: a pressure measuring cell; a measuring cell housing, wherein the measuring cell housing has an annular axial abutment surface, which surrounds an opening; a sealing ring; and a ring of angular cross section for positioning the pressure measuring cell and the sealing ring in the measuring cell chamber. The sealing ring lies on the axial abutment surface, the pressure measuring cell lies with its frontal end face on the sealing ring, the pressure measuring cell is clamped axially against the sealing ring, the ring of angular cross section is arranged in an annular gap between the pressure measuring cell and a measuring cell chamber wall.