Abstract: The invention is for a method and apparatus for a pressure measuring cell for measuring a metered pressure, with a base body having at least one base body electrode and with a membrane body connected to the base body to form a sensor chamber, which has at least one membrane electrode and can be subjected to the pressure of a medium that is below the measurement pressure, wherein both the wall of the sensor chamber that is formed by the base body and the wall of the sensor chamber that is formed by the membrane body is covered with a protective layer; according to the invention, the protective layer is fashioned as a glass layer.

Abstract: A filling level measuring device antenna cover includes a base body and a plurality of circular fins concentrically arranged on the base body, wherein the fins and the base body consist of a plastic material. The fins and the base body are one piece and injection-moulded.

Abstract: The invention relates to a measuring cell with a casing for housing a sensor, in particular a pressure transducer, in which the casing has a pressure compensation vent for the sensor; and is provided with a sealing element with an axisymmetrical circumferential surface arranged proximate an internal surface of a casing bore formed operably and complementary hereto, and that the pressure compensation vent is formed as at least one gap resistant to ignition flashovers by interaction of a strip-shaped and plane surface section extending along the casing bore on the circumferential surface of the sealing element with the internal surface of the casing bore.

Abstract: A transducer with a measuring cell and a housing within which the measuring cell is accommodated, The housing has a measurement opening and at least in a fastening section has an electrically insulating surface, wherein the housing has at least one biocidally active surface at least in an area surrounding the measurement opening.

Abstract: Provided is a measuring arrangement system operative for measuring a physical and/or chemical process variable of a process medium, which is held in a container, having a measuring device with a process connection and a sensor housing attached to it, such that the process connection comprises a measuring cell housing with a measuring cell, wherein a circumferential web, which divides the circumferential surface into a first and second circumferential section, is provided on the circumferential surface of the measuring cell housing; the process connection comprising a union nut with an inside thread and interior ring stop; and a tubular flange having first and second ends, having on its first end an outside thread, designed to correspond to the inside thread of the union nut, such that the circumferential web is designed so the measuring cell housing can be clamped between the flange and the union nut in two different directions.

Abstract: A filling level measuring device antenna cover includes a base body and a plurality of circular fins concentrically arranged on the base body, wherein the fins and the base body consist of a plastic material. The fins and the base body are one piece and injection-moulded.

Abstract: A sensor device and a method for the geoelectrical prospecting of the location, the (stratographic) arrangement, and the course of raw mineral deposits and of the adjoining rock delimiting these deposits, particularly in the continuous working of the mineral deposits, having a sensor head whose front surface forms the sensor measuring surface, and at least one electrode. The sensor head can make contact with a ground surface, and a central electrode and a plurality of outer electrodes distributed geometrically uniformly around the central electrode are arranged on the sensor measuring surface, the central electrode and the outer electrodes being electrically conductive and electrically separated from one another.

Abstract: The invention is for a method and apparatus for a pressure measuring cell for measuring a metered pressure, with a base body having at least one base body electrode and with a membrane body connected to the base body to form a sensor chamber, which has at least one membrane electrode and can be subjected to the pressure of a medium that is below the measurement pressure, wherein both the wall of the sensor chamber that is formed by the base body and the wall of the sensor chamber that is formed by the membrane body is covered with a protective layer; according to the invention, the protective layer is fashioned as a glass layer.

Abstract: The invention relates to a level indicator (100) for measuring the fill level of a container, with an electronic control and evaluation system (132, 232) and an interface (133, 233), that are positioned in a housing (131, 231); a sensor unit with a sensor and attachments; a signal cable (110, 210) for connecting the electronic control and evaluation system (132, 232) and the sensor unit; and a connecting device (120, 240), which produces both a mechanical connection between the sensor unit and the housing (131, 231) of the electronic control and evaluation system (132, 232), and an electrical connection between the interface (133, 233) of the electronic control and evaluation system (132, 232) and the signal cable (110, 210), such that both the mechanical and electrical connections produced by the connecting device (120, 240) are separable. The invention also relates to a process for assembling a level indicator (100) having a control and evaluation unit (130).

Abstract: The invention relates to a protective hood with a housing (1) for the protection of a measuring apparatus (2), which housing comprises a receiving space (17) for receiving a first measuring apparatus section (20) of such a measuring apparatus (2) and a through opening (12) for running a second measuring apparatus section (21) through it. The arrangement is advantageous in that at least one underlapping support element (18, 19) extends into the receiving space (17) for partially underlapping the first measuring apparatus section (20) in the direction of the through opening (12), and that the housing (1) is constructed from at least a first and a second housing section (1a, 1b) and at least one coupling element (13; 14, 15), and that the first measuring apparatus section (20) can be set between the housing sections (1a, 1b) and that the latter can be subsequently designed to be adjustable to one another for forming and closing the receiving space (17).

Abstract: A modular protection housing with a first housing module and a second housing module is provided. The first housing module comprises a first volume and a first potential rail, while the second housing module comprises a second volume and a second potential rail. In this arrangement the first housing module and the second housing module are coupleable to an operating state in such a way that the first volume and the second volume form a shared volume. In this arrangement the first potential rail and the second potential rail are coupleable such that in the coupled operating state the first potential rail and the second potential rail form a shared potential rail for the overall volume.

Abstract: A pressure-measuring device has an initial pressure-measuring cell (1?) with a first thermal expansion coefficient (?1), a first housing (1), which is surrounded circumferentially by a second housing (1) having a second thermal expansion coefficient (?2) which is greater than the first thermal expansion coefficient (?1), and an O-ring, which is positioned between the pressure-measuring cell (1?) and the second housing (2), such that a third housing (3) is provided which circumferentially encloses both the pressure-measuring cell (1?) and the second housing, (2) and which has a third thermal expansion coefficient (?3) that is less than or equal to the first thermal expansion coefficient (?1).

Abstract: The invention relates particularly to a sealing device (8) for sealing a pressure measuring cell housing (3), wherein the sealing device (8) comprises a pressure compensation opening (23; 23?) for a pressure compensation line (21; 21?; 21?, 20) of a pressure measuring cell (4) received in the pressure measuring cell housing (3), wherein the sealing device (8) is made of a dimensionally stable hard part (18; 18*; 18?) having at least one elastic soft part (19; 19°; 19*; 19?), which is disposed in the region of the pressure compensation opening (23; 23?) on the hard part (18; 18*; 18?).

Abstract: The invention relates to a protective hood with a housing (1) for the protection of a measuring apparatus (2), which housing comprises a receiving space (17) for receiving a first measuring apparatus section (20) of such a measuring apparatus (2) and a through opening (12) for running a second measuring apparatus section (21) through it. The arrangement is advantageous in that at least one underlapping support element (18, 19) extends into the receiving space (17) for partially underlapping the first measuring apparatus section (20) in the direction of the through opening (12), and that the housing (1) is constructed from at least a first and a second housing section (1a, 1b) and at least one coupling element (13; 14, 15), and that the first measuring apparatus section (20) can be set between the housing sections (1a, 1b) and that the latter can be subsequently designed to be adjustable to one another for forming and closing the receiving space (17).

Abstract: The invention relates to a level indicator (100) for measuring the fill level of a container, with an electronic control and evaluation system (132, 232) and an interface (133, 233), that are positioned in a housing (131, 231); a sensor unit with a sensor and attachments; a signal cable (110, 210) for connecting the electronic control and evaluation system (132, 232) and the sensor unit; and a connecting device (120, 240), which produces both a mechanical connection between the sensor unit and the housing (131, 231) of the electronic control and evaluation system (132, 232), and an electrical connection between the interface (133, 233) of the electronic control and evaluation system (132, 232) and the signal cable (110, 210), such that both the mechanical and electrical connections produced by the connecting device (120, 240) are separable. The invention also relates to a process for assembling a level indicator (100) having a control and evaluation unit (130).

Abstract: A pressure-measuring device has an initial pressure-measuring cell (1?) with a first thermal expansion coefficient (?1), a first housing (1), which is surrounded circumferentially by a second housing (1) having a second thermal expansion coefficient (?2) which is greater than the first thermal expansion coefficient (?1), and an O-ring, which is positioned between the pressure-measuring cell (1?) and the second housing (2), such that a third housing (3) is provided which circumferentially encloses both the pressure-measuring cell (1?) and the second housing, (2) and which has a third thermal expansion coefficient (?3) that is less than or equal to the first thermal expansion coefficient (?1).

Abstract: The invention relates particularly to a sealing device (8) for sealing a pressure measuring cell housing (3), wherein the sealing device (8) comprises a pressure compensation opening (23; 23?) for a pressure compensation line (21; 21?; 21?, 20) of a pressure measuring cell (4) received in the pressure measuring cell housing (3), wherein the sealing device (8) is made of a dimensionally stable hard part (18; 18*; 18?) having at least one elastic soft part (19; 19°; 19*; 19?), which is disposed in the region of the pressure compensation opening (23; 23?) on the hard part (18; 18*; 18?).

Abstract: A modular protection housing with a first housing module and a second housing module is provided. The first housing module comprises a first volume and a first potential rail, while the second housing module comprises a second volume and a second potential rail. In this arrangement the first housing module and the second housing module are coupleable to an operating state in such a way that the first volume and the second volume form a shared volume. In this arrangement the first potential rail and the second potential rail are coupleable such that in the coupled operating state the first potential rail and the second potential rail form a shared potential rail for the overall volume.

Abstract: The invention relates to a sensor, with a sensor housing (8) whose through-hole is intended for a connecting cable (1) that is attached to the sensor (11, 12), such that the connecting cable (1) is surrounded by a pressure spring element (4). In accordance with the invention, a conical supporting sleeve (3) is positioned next to the pressure spring element (4); also furnished is a cable seat housing (2) of thermoplastic material with a conical hole. The conical supporting sleeve (3) engages with this conical hole. A cable jacket (1b) belonging to the connecting cable (1) is squeezed between the conical supporting sleeve (3) and the cable seat housing (2), while the pressure spring element (4) is encompassed by a spring housing, (5) and the cable seat housing (2) can be secured to the sensor housing (8) by means of a cap sleeve (7).

Abstract: The invention relates to a pressure-measuring device (M1) with a controller (C) for controlling the functions of the measuring device (M1) and/or for processing measured data, a sensor (S1) for measuring a variable (p1) to provide first measured data (I1), and an output interface (IA1, D1) for outputting the measured data (I1).