Abstract: A measuring transducer comprises a housing, and a tube arrangement formed by means of at least two tubes extending within the housing. At least one tube is embodied as a measuring tube serving for conveying flowing medium and another tube is mechanically connected with the tube by means of a coupling element to form an inlet-side coupling zone and by means of a coupling element. The coupling element is arranged equally far removed from the housing end. One coupling element has, about an imaginary longitudinal axis of the tube arrangement imaginarily connecting a center of mass of the coupling element and a center of mass of the other coupling element, with an angle of intersection equal to that with the other coupling element, a bending stiffness, which deviates from a bending stiffness of the other coupling element about said imaginary longitudinal axis of the tube arrangement.

Abstract: A bolt sleeve for insulating a bolt or machine screw, wherein the bolt sleeve is so embodied that it axially shortens by a predetermined amount in the case of a force of predetermined size acting axially on it, whereupon the bolt sleeve assumes at least partially the shape of a bellows.

Abstract: A coil system for a magneto inductive, flow measuring device, which comprises: a coil and core sheets led through the coil. The core sheets have equal shape and size, wherein each core sheet has a first and a second leg, which are connected together to form an L shape. At least a first core sheet and a second core sheet are so led through the coil that the first leg of the first core sheet and the first leg of the second core sheet extend parallel to one another and that the second leg of the first core sheet and the second leg of the second core sheet extend parallel to one another, wherein the second leg of the first core sheet and the second leg of the second core sheet are arranged at different ends of the coil.

Abstract: A magneto inductive flow measuring device comprising a measuring tube and coil systems arranged thereon, wherein each coil system includes a coil and a coil core so led through the coil that the coil core protrudes from the coil, wherein two coil systems are so arranged on the measuring tube on a line parallel to a longitudinal axis of the measuring tube that a pole shoe is arranged between the measuring tube and the coil cores protruding from the coil systems.

Abstract: A measuring transducer comprises at least one measuring tube for carrying a flowing medium as well as a transducer housing mechanically coupled with the at least one measuring tube. The transducer housing includes: an inner shell forming a cavity accommodating the at least one measuring tube; and an outer cladding formed at least partially by means of yarn, namely cladding placed outside of the cavity and surrounding the inner shell.

Abstract: An L-shaped sealing ring comprising two legs connected with one another to form an L-shape in cross section. A length of a first leg is part of a lateral surface of revolution about an axis of the L-shaped sealing ring. The first leg lies between the first length and the axis of revolution. A second leg is bounded toward the environment by a second length, wherein the first and second lengths are connected with one another via a connection contour. An intersection of first and second lines, forms a corner of a triangle, wherein the respective end points of the first and second lengths form other vertices of the triangle. The L-shaped sealing ring is so embodied that the surface area of the cross sectional area of the body of the L-shaped sealing ring in the triangle amounts to, at most, 60% of the areal content of the triangle, wherein the area of the L-shaped sealing ring in the triangle is non-concave.

Abstract: A method for ascertaining flow of a fluid, which is a gas mixture, through a circularly cylindrical measuring tube having a straight, measuring tube, longitudinal axis and an inner diameter DI, wherein at least one component of the gas mixture is a hydrocarbon. The steps comprise: ascertaining a first average flow velocity vL by means of travel-time difference measurement of acoustic signals along a signal path; ascertaining a modified Reynolds number Remod according to the formula Remod=(vL*DI)/vkin, wherein the kinematic viscosity vkin of the fluid is known; and ascertaining a second average flow velocity vA by means of a known function vA=f(Remod) as a function of the modified Reynolds number Remod, wherein the method step of ascertaining the modified Reynolds number Remod precedes the method step of ascertaining the kinematic viscosity vkin of the fluid.

Abstract: A method for operating a field device via a fieldbus system for fieldbus communication with at least one additional field device. A web server a web browser, and a web server communication interface, via which the web browser, and a web server communication is performable. The method includes the steps executed by the field device as follows: receiving a web browser query via the web browser, web server, communication interface concerning at least also information of at least one additional field device; retrieving the queried information from the respective, at least one additional field device via the fieldbus communication connection; incorporating the information obtained from the at least one additional field device into a web page; and providing the web page via the web browser, web server, communication interface.

Abstract: A sensor module serves for registering a flow velocity and/or a volume flow rate, of a fluid flowing in a pipeline. The sensor module comprises a platform (PS) having, extending therein from an inlet opening to a drain opening remote therefrom and communicating with the lumen of the pipeline, a flow path for guiding a fluid volume portion branched from the fluid flowing in the pipeline and a transducer element for producing at least one sensor signal influenced by the fluid guided in the flow path. The flow path is additionally so embodied that an imaginary central axis (LB) of the intermediate region is not parallel to an imaginary central axis of the intake region and/or not parallel to an imaginary central axis of the drain region.

Abstract: A measuring system for determining and/or monitoring flow of a measured medium through a measuring tube, wherein the measuring system includes: at least one control/evaluation unit, which, based on ultrasonic measurement signals, or based on measurement data derived from the ultrasonic measurement signals, ascertains volume, and/or mass, flow of the measured medium flowing in the measuring tube; and a sensor housing, which surrounds a first ultrasonic sensor and at least a second ultrasonic sensor. At least the first ultrasonic sensor is seated shiftably in the sensor housing; wherein the measuring system further includes a sensor holder, which is securable on the measuring tube and includes a securement mechanism for the releasable securement of the sensor housing on the sensor holder. The sensor housing forms with the ultrasonic sensors a unit securable on the sensor holder and releasable from the sensor holder.

Abstract: The measuring system comprises: A measuring transducer of vibration-type, through which medium flows during operation and which produces primary signals corresponding to parameters of the flowing medium; as well as a transmitter electronics electrically coupled with the measuring transducer for activating the measuring transducer and for evaluating primary signals delivered by the measuring transducer. The measuring transducer includes: At least one measuring tube for conveying flowing medium; at least one electro-mechanical, oscillation exciter for exciting and/or maintaining vibrations of the at least one measuring tube; as well as at least a first oscillation sensor for registering vibrations at least of the at least one measuring tube and for producing a first primary signal of the measuring transducer representing vibrations at least of the at least one measuring tube.

Abstract: A magneto inductive, flow measuring device including a measuring tube and, arranged on the measuring tube, at least one magnet system, which includes a pole shoe. The measuring tube has at least one planar area and an otherwise cylindrical lateral surface, which border the measuring tube from its environment. The pole shoe is so formed relative to the measuring tube that it contacts the planar area of the measuring tube and has a predetermined minimum separation for the otherwise cylindrical lateral surface of the measuring tube. The pole shoe surrounds the measuring tube with a circular arc angle of at least 10°.

Abstract: A magneto inductive flow measuring device having a measuring tube and at least one magnet system arranged on the measuring tube, wherein the measuring tube has at least one planar area and an otherwise cylindrical lateral surface, which border the measuring tube from its environment, against which planar area the magnet system is prestressed The magnet system is prestressed against the planar area of the measuring tube by means of a screwed connection between measuring tube and magnet system and/or the magnet system is prestressed against the planar area of the measuring tube by means of a mounting clip, which is secured shape-interlocked to the measuring tube. A method for manufacturing the magneto inductive, flow measuring device is also discussed.

Abstract: A method and flow measuring device for ascertaining flow of a medium through a measuring tube based on at least a first measurement signal, which depends at least on the flow velocity of the medium in the measuring tube, wherein the first measurement signal is registered, wherein an additional, second measurement signal is registered, which depends on the flow cross sectional area of the medium in the measuring tube and is independent of the flow velocity of the medium in the measuring tube, and wherein flow is ascertained as a function of the first and second measurement signals.

Abstract: An ultrasonic, flow measuring device, including a measuring tube a transmitter a receiver and at least a first reflection surface. An acoustic signal incident on a first reflection surface and an acoustic signal reflected on the first reflection surface travel, in each case, along a straight subsection of the first signal path. The transmitter, the receiver and the first reflection surface are so oriented with respect to one another and arranged in or on the measuring tube that the acoustic signal on the first signal path from the first transmitter to the first receiver is so reflected on the first reflection surface that the sum of all lengths of all subsections as projected on a measuring tube axis, extending in a first plane parallel to the measuring tube axis, and having a predetermined separation other than zero from the measuring tube axis has a predetermined value different from zero.

Abstract: A method for detecting blockage of a measuring tube of a Coriolis flow measuring device, which has at least two measuring tubes. For this, the at least two measuring tubes are excited by at least one exciter to execute mechanical oscillations, mechanical oscillations of the measuring tubes are registered by at least one sensor and at least one measurement signal representing the mechanical oscillations is produced. At least one produced measurement signal is analyzed for the occurrence of a deviation of a resonance frequency of one measuring tube relative to a resonance frequency of the at least one other measuring tube. In case such a deviation occurs, blockage of a measuring tube is established.

Abstract: A method for a production of a heat exchanger for an inline measuring device includes the steps of: producing first opening provided for the connection of the heat exchanger to a temperature control piping system in a first sheet part serving for the production of one of the heat exchanger sheets; laying the first sheet part on a second sheet part serving likewise for the production of one of the heat exchanger sheets; producing an edge connection seam and inner connection locations by welding of the two superimposed sheet parts; introducing fluid through a first opening into a chamber remaining between the two sheets; superimposing a static pressure on the fluid in the chamber which exceeds a static pressure of a surrounding atmosphere to such a degree that an expansion of the chamber is initiated; and plastically deforming material of the thinner of the two sheet parts by expanding the chamber by means of the fluid with superimposed pressure.

Abstract: A measuring arrangement of the invention includes: At least one measuring device, which generates, repeatedly during operation, measured values, especially digital, measured values, representing the at least one measured variable to be registered; as well as an electronic data processing system superordinated to the at least one measuring device, especially a data processing system which is spatially distributed and/or spatially remote from the measuring device. Measuring device and data processing system are connected together by means of at least two line-pairs, through each of which an electrical current flows, at least at times, during operation. According to the invention, the measuring device transmits the internally generated, measured values to the data processing system via both line-pairs. In this way, it is then possible to transmit a plurality of measured values simultaneously, when each of the two line-pairs is embodied as part of a two-conductor current-loop.

Abstract: A magneto inductive, flow measuring device comprising a measuring tube and at least one magnet system arranged on the measuring tube. The magnet system has two coil systems, which lie opposite one another on or in the measuring tube, and each coil system includes at least one pole shoe. A first of the two coil systems is connected via at least one flux return, sheet metal length with the second or an additional coil system, and wherein each of the at least two coil systems has at least two coils, which are arranged peripherally distributed relative to the measuring tube on the pole shoe.

Abstract: A temperature sensor and a flow measuring device. The temperature sensor comprising: a housing which comprises a housing body from which at least a first shell and a second shell protrude, each of which shells comprises a first end section, a second end section and a longitudinal axis. A temperature sensor element is arranged, which has especially a thin-film resistance thermometer, wherein one of the temperature sensor elements is heatable, and which shells have outsides, which interface the housing with the environment. From each temperature sensor element at least one connection wire leads away, which is connected with a circuit board. The housing body has a housing chamber, which is connected with inner hollow spaces of the shells, wherein the circuit board is arranged in the housing chamber, and wherein the circuit board is positioned in the housing chamber by a snap-in connection.