Abstract: The present disclosure relates to a method for calculating a quality pertaining to at least one measuring tube of a Coriolis measuring device for measuring a density or a mass flow of a medium flowing through the measuring tube, wherein a determination regarding a state of the measuring tube can be made by determining various vibration properties.

Abstract: The invention relates to a Coriolis measuring transducer of a Coriolis measuring device comprising: at least one measuring tube; at least one exciter; at least two sensors; wherein at least one exciter or at least one sensor has a coil device and a magnet device, wherein the magnet device has a holder and at least a first magnet group and at least a second magnet group, wherein the holder has a body with a body length axis and a first end and a second end wherein the first end has an end surface, wherein the body has three recesses, wherein a central recess is separated, in each case, from an outer recess by, in each case, an intermediate wall, wherein each intermediate wall has an opening, and wherein the first magnet group is arranged in a first opening, and wherein the second magnet group is arranged in a second opening.

Abstract: The present disclosure relates to a Coriolis measuring sensor of a Coriolis measuring device for measuring a density or a mass flow of a medium flowing through a pipeline, including: at least one measuring tube for conducting a medium; a support body for supporting the at least one measuring tube; at least one vibration generator for generating measuring tube vibrations; at least two vibration sensors for sensing measuring tube vibrations, wherein the vibration sensors each have at least one permanent magnet and at least one sensor coil, and wherein the vibration generator in each case has at least one permanent magnet and at least one exciter coil, characterized in that the Coriolis measuring sensor includes an amplitude sensor designed to sense a vibration amplitude of the measuring tube vibrations.

Abstract: A measurement tube of a Coriolis sensing element for measuring a density and a mass flow rate of a medium flowing through a measurement tube includes a measurement tube wall and a measurement tube lumen, characterized in that the measurement tube wall has a sintered ceramic material or is produced from a sintered ceramic material.

Abstract: The sensor assembly of the present disclosure comprises a temperature detector and a support element having a middle segment, a first end segment and a second end segment. A coupling body couples the temperature detector thermally conductively with the support element. The temperature detector and coupling body are connected by material bonding and arranged on a first surface of the support element. The coupling body is connected with the support element by material bonding to form a coupling body to support element connection zone. Additionally, a smallest bending stiffness, which the middle segment has in the region of the coupling body to support element connection zone, is greater than a smallest bending stiffness, which the support element has, as a whole, and/or greater than a smallest bending stiffness, which the first end segment has, and/or greater than a smallest bending stiffness, which the second end segment has.

Abstract: A mass flow measuring sensor includes: an oscillatable measuring tube bent in a tube plane; an oscillation exciter for exciting bending oscillations in a bending oscillation use-mode; two oscillation sensors for registering oscillations; a support system; and a measuring sensor housing; wherein the support system has support system oscillation modes, including elastic deformations of the support plate; wherein the support plate is cut to form a number of spirally shaped spring securements, via which the support plate is secured to the measuring sensor housing with oscillation degrees of freedom, whose eigenfrequencies are lower than a use-mode eigenfrequency of the bending oscillation use-mode, wherein the use-mode eigenfrequency is lower than the eigenfrequencies of the support system oscillation modes, wherein a calibration factor describes a proportionality between a mass flow through the measuring tube and a phase difference between oscillations of the measuring tube oscillating in the bending oscillation

Abstract: A Coriolis measuring device for measuring volume flow or density of a medium flowing through a measuring tube is disclosed, the device comprising: the measuring tube for conveying the medium; at least one exciter, which is adapted to excite the measuring tube to execute oscillations; at least one sensor, which is adapted to register the oscillations of the measuring tube; an electronic measuring/operating circuit, which is adapted to operate the exciter as well as the sensor and to determine and to output flow and/or density measurement values; wherein the electronic measuring/operating circuit has an electronics board, wherein at least one exciter has a stationary exciter element, and/or wherein at least one sensor has a stationary sensor element, wherein at least one stationary exciter element and/or at least one stationary sensor element is integrated into the electronics board.

Abstract: A Coriolis sensor includes: a measurement tube having an inlet and an outlet; an exciter; and two sensor elements, wherein the exciter and/or the sensor element respectively have a coil arrangement and a magnet arrangement, wherein the magnet arrangement has a retainer for magnets, at least one first magnet group and at least one second magnet group, wherein the retainer is U-shaped with a first arm, a second arm and a base connecting the arms, wherein the retainer engages around the coil arrangement, wherein the first magnet group is retained on the first side of the coil arrangement by the retainer, and wherein the second magnet group is retained on the second side of the coil arrangement by the retainer, wherein the retainer has a cavity in a region of each of the arms for receiving a magnet group, wherein the retainer is manufactured using a 3D printing process.

Abstract: Disclosed is a measuring sensor of a measuring device for detecting a mass flow rate. The measuring sensor comprises a measuring tube, a vibration exciter, and at least two vibration sensors. The vibration exciter and the vibration sensors each have a coil apparatus having at least one coil and at least one magnetic apparatus. The coil apparatus comprises a printed circuit board having at least one printed circuit board layer, wherein the coil is formed by means of an electrically conductive conductor track, wherein the coil is arranged on the first side and/or second side of a printed circuit board layer, wherein the printed circuit board comprises at least two contact-making elements for connecting the coil to an electronic measuring and/or operating circuit of the measuring device by means of connection elements, and is characterized in that at least one contact-making element has a hole.

Abstract: The invention relates to a Coriolis measuring sensor for detecting a mass flow rate or a density of a medium flowing through a measurement tube of the Coriolis measuring instrument. The measurement tube has an inlet and an outlet designed to convey the medium between the inlet and the outlet; an exciter; and two sensors; the measuring sensor comprising a supporting element having a chamber designed to house the measurement tube at least in portions. The magnet device comprises a magnetically conductive holder for magnets and a first pair of magnets arranged on the holder on a first face of the coil device, with the magnets designed to cause a magnetic field perpendicularly to a cross-sectional plane of the coil, and the magnetic field of a first magnet of the pair is oriented so as to be opposite to the magnetic field of a second magnet of the pair.

Abstract: A vibratory measuring device for determining a mass flow rate or a density of a medium includes: a vibratory measuring tube which is curved when in a rest position; a support body; a first bearing body; a second bearing body; two exciter units and two sensor units; and a circuit. The bearing bodies are connected to the support body such that flexural vibration modes of the measuring tube have vibration nodes on the bearing bodies, wherein the exciter units are configured to excite flexural vibrations of the measuring tube, wherein the sensor units are each configured to detect flexural vibrations of the measuring tube both in and perpendicular to the plane and to output vibration-dependent sensor signals, wherein the circuit is configured to output excitation signals to the excitation units for the selective excitation of flexural vibration modes and to receive the sensor signals of the sensor units.

Abstract: The invention relates to a Coriolis measuring transducer (10) of a Coriolis measuring device (1) as well as to the Coriolis measuring device for registering a mass flow or a density of a medium flowing through at least one measuring tube of the Coriolis measuring device, comprising: the at least one measuring tube (11) having an inlet (11.1) and an outlet (11.2) and adapted to convey the medium between the inlet and outlet; at least one exciter (12), which is adapted to excite the at least one measuring tube to execute oscillations; at least one sensor (13), which is adapted to register deflection of the oscillations of the at least one measuring tube; wherein at least one exciter as well as at least one sensor have, in each case, a coil apparatus (14) with, in each case, at least one coil (14.

Abstract: The disclosure relates to a measuring transducer of a measuring device for registering a mass flow or a density of a medium flowing through a measuring tube of the measuring transducer. An exciter excites the measuring tube to execute oscillations. At least two sensors are adapted to register deflections of oscillations of the measuring tube. At least one exciter and the sensors each have a coil apparatus with, in each case, at least one coil, as well as, in each case, a magnet apparatus, wherein the magnet apparatuses are movable relative to their coil apparatuses. The magnet apparatus of a sensor or exciter has, in each case, at least one magnet, wherein the measuring transducer has a support body, which is adapted to hold the at least one measuring tube. The coil apparatuses of the sensors or the coil apparatus of the exciter are secured separately on the support body.

Abstract: The present disclosure relates to a coil apparatus of an oscillation sensor or exciter of a measuring transducer or a measuring instrument for measuring a density or a mass flow of a medium flowing through a measuring tube, comprising: a circuit board, at least one coil adapted for registering or producing a time varying magnetic field, wherein the at least one coil has a first coil end and a second coil end, wherein the coil apparatus has four contacting elements, wherein the circuit board has a cutting plane extending perpendicularly to the faces, wherein the cutting plane divides the faces into a first side and a second side, wherein one contacting element of a pair of contacting elements is arranged on the first side, and wherein one contacting element of a pair of contacting elements is arranged on the second side.

Abstract: The invention relates to a coil apparatus of an oscillation sensor or exciter of a measuring transducer or a measuring device for measuring a density or mass flow of a medium flowing through a measuring tube of the measuring transducer or measuring device, comprising: a circuit board having a circuit board layer, at least one coil registering or producing a time varying magnetic field, wherein the coil has a winding region and a central region lacking turns of a winding, wherein the central region of a coil has a rectangular shape with oppositely lying, first sides and with oppositely lying, second sides, wherein the first sides have a first side length, and wherein the second sides have a second side length, wherein the electrically conductive trace has a trace breadth of at least 30 micrometer, wherein a ratio of first side length to second side length is greater than 3.25.

Abstract: The present disclosure relates to a method of producing a coil device of an oscillation sensor or oscillation exciter of a measuring transducer or an instrument for measuring a density or a mass flow of a medium flowing through at least one measuring tube of the measuring transducer or instrument, to a coil device, to a measuring transducer, and to an instrument, wherein in a first method step a first end of an electrical connection line of the coil device is surrounded in a depression of a circuit board of the coil device with a metal microparticle paste, wherein in a second method step the metal microparticle paste is dried, wherein the drying process results in a hardening of the metal microparticle paste, so that a metal microparticle mass remains.

Abstract: The present disclosure relates to a measuring transducer of a measurement device for registering a mass flow or a density of a medium The measuring transducer includes a measuring tube, at least one exciter adapted to excite the measuring tube to execute oscillations, and two sensors adapted to register deflection of oscillations of the measuring tube. The exciter and the sensors each have a coil device including a circuit board with a first coefficient of thermal expansion. The coil device of the sensors or exciter are/is secured using a holder apparatus adapted to clamp the circuit board, wherein the circuit board is mechanically contacted by the holder apparatus using at least one holder element, wherein the holder element has a second coefficient of thermal expansion, wherein the first coefficient of thermal expansion and the second coefficient of thermal expansion differ from one another by less than 3*10?6/Kelvin.

Abstract: A Coriolis measuring device for measuring volume flow or density of a medium flowing through a measuring tube is disclosed, the device comprising: the measuring tube for conveying the medium; at least one exciter, which is adapted to excite the measuring tube to execute oscillations; at least one sensor, which is adapted to register the oscillations of the measuring tube; an electronic measuring/operating circuit, which is adapted to operate the exciter as well as the sensor and to determine and to output flow and/or density measurement values; wherein the electronic measuring/operating circuit has an electronics board, wherein at least one exciter has a stationary exciter element, and/or wherein at least one sensor has a stationary sensor element, wherein at least one stationary exciter element and/or at least one stationary sensor element is integrated into the electronics board.

Abstract: A vibratory measuring device for determining a mass flow rate or a density of a flowable medium comprises: a vibratory measuring tube which is curved when in the idle position thereof; a support body; a first bearing body on the inlet side; a second bearing body on the outlet side; two exciter units and two sensor units; and an operation and evaluation circuit.

Abstract: A mass flow sensor includes: a vibratory measurement tube bent in a tube plane; a vibration exciter for exciting bending vibrations in a bending vibration use-mode; two vibration sensors for sensing vibrations; a support system having a support plate, bearing bodies on the inlet and sides; and a sensor housing, wherein: the support system has support system vibration modes which include elastic deformations of the support plate; the measurement tube is connected fixedly to the support plate by the bearing body on the inlet side and by the bearing body on the outlet side; and the support plate has a number of spring-loaded bearings exposed through cut-outs in the support plate by which the support plate is mounted on the sensor housing with degrees of vibrational freedom, the natural frequencies of which are lower than a use-mode natural frequency of the bending vibration use-mode.