Vega Grieshaber Kg

Vega Greishaber Kg

Thomas Kopp

Hermann Dieterle

Jörn Jacob

Josef Fehrenbach

Thomas Deck

Klaus Kienzle

Martin Mellert

Christian Sum

Ewald Bohler

A measuring arrangement with a measuring cell for detecting a process parameter and a housing, surrounding the measuring cell at least radially, with the measuring cell being arranged in the axial direction at the front in the housing and a space between the measuring cell and the housing being sealed with a seal from the penetration of process medium, with the seal showing at least a first sealing element radially surrounding a measuring cell and a second sealing element radially surrounding the measuring cell, the second sealing element being distanced from the first sealing element in the axial direction and arranged in front thereof, and the housing showing at least one first section extending in the axial direction and at least one second section arranged thereat and extending in the radial direction between the sealing elements.

Measuring arrangement with a measuring cell for detecting a process parameter and a housing surrounding the measuring cell

A measuring arrangement with a ceramic measuring cell and a metal process connection for connecting the measuring cell to a measuring environment, with the measuring cell being fastened in the process connection without gaskets and in a diffusion-resistant fashion, with the measuring cell being fastened at a ceramic ring, which is arranged at a metal ring for fastening in the process connection.

Measuring arrangement with a ceramic measuring cell

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.

Measuring arrangement system for a universal process connection

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.

Method and apparatus for a pressure measuring cell

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.

Filling level measuring device antenna cover

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.

Measuring cell with a casing for housing a sensor, in particular a pressure transducer

The invention relates to a level indicator () for measuring the fill level of a container, with an electronic control and evaluation system () and an interface (), that are positioned in a housing (); a sensor unit with a sensor and attachments; a signal cable () for connecting the electronic control and evaluation system () and the sensor unit; and a connecting device (), which produces both a mechanical connection between the sensor unit and the housing () of the electronic control and evaluation system (), and an electrical connection between the interface () of the electronic control and evaluation system () and the signal cable (), such that both the mechanical and electrical connections produced by the connecting device () are separable. The invention also relates to a process for assembling a level indicator () having a control and evaluation unit ().

Level indicator and process for assembling a level indicator

The invention relates to a protective hood with a housing () for the protection of a measuring apparatus (), which housing comprises a receiving space () for receiving a first measuring apparatus section () of such a measuring apparatus () and a through opening () for running a second measuring apparatus section () through it. The arrangement is advantageous in that at least one underlapping support element () extends into the receiving space () for partially underlapping the first measuring apparatus section () in the direction of the through opening (), and that the housing () is constructed from at least a first and a second housing section () and at least one coupling element (), and that the first measuring apparatus section () can be set between the housing sections () and that the latter can be subsequently designed to be adjustable to one another for forming and closing the receiving space (). At least one such coupling element is preferably constructed as an articulation () connecting housing sections () to one another. Moreover, a process for mounting such a protective hood is advantageous.

Protective hood with a housing for the protection of a measuring apparatus

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.

Modular protection housing

A pressure-measuring device has an initial pressure-measuring cell (') with a first thermal expansion coefficient (&#x3b1;), a first housing (), which is surrounded circumferentially by a second housing () having a second thermal expansion coefficient (&#x3b1;) which is greater than the first thermal expansion coefficient (&#x3b1;), and an O-ring, which is positioned between the pressure-measuring cell (&#x2032;) and the second housing (), such that a third housing () is provided which circumferentially encloses both the pressure-measuring cell (&#x2032;) and the second housing, () and which has a third thermal expansion coefficient (&#x3b1;) that is less than or equal to the first thermal expansion coefficient (&#x3b1;).

Pressure-measuring device

The invention relates particularly to a sealing device () for sealing a pressure measuring cell housing (), wherein the sealing device () comprises a pressure compensation opening () for a pressure compensation line () of a pressure measuring cell () received in the pressure measuring cell housing (), wherein the sealing device () is made of a dimensionally stable hard part () having at least one elastic soft part (), which is disposed in the region of the pressure compensation opening () on the hard part ().

Sealing device for sealing a pressure measuring cell housing, pressure measuring cell device and pressure measuring device comprising the same

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

Sensor

The invention relates to a pressure-measuring device (M) with a controller (C) for controlling the functions of the measuring device (M) and/or for processing measured data, a sensor (S) for measuring a variable (p) to provide first measured data (I), and an output interface (IA, D) for outputting the measured data (I). In order that additional measured data of a second measuring device (M) can be easily processed without using another external data processor or an arrangement with a capillary line in the case of a differential pressure-measuring device, it is proposed that the measuring device (M) have a communications interface (IC, IC) for an additional, second measuring device (M) with another sensor (S) for measuring a variable (p) to provide second measured data (I), and, when the second measuring device (M) is connected via the communications interface (IC, IC, IC) or the second measuring device (M) is activated, the controller (C) initiates a reception of the second measured data (I), a joint processing of the first and second measured data (I, I; &#x394;I=I&#x2212;I) and an output of jointly processed measured data (&#x394;I).

Pressure measuring device

The invention relates to a pressure sensor () with a housing (), a front-end sensor device (), and a sensor-fastening device () for fastening the sensor device () to and/or in the housing (). An advantageous ratio of the diameter (d) of the sensor device () relative to the housing-fastening device () is achieved inasmuch as the sensor-fastening device () encompasses and provides support to the sensor device () from the front end outwards, at least in the section of the front end rim area, and is attached by a joint to the housing.

Growing community of inventors

Wolfach, Germany

Thomas Kopp