KROHNE MESSTECHNIK GMBH Patent applications |
Patent application number | Title | Published |
20160127858 | METHOD FOR CONNECTING A FIELD DEVICE TO AN OPERATING UNIT AND A FIELD DEVICE - A method for connecting a field device ( | 05-05-2016 |
20160109333 | PRESSURE-DROP DEVICE - Pressure-drop device, useful for gas chromatographs or mass spectrometers, containing a planar base plate, a cover plate, a gas inlet opening, and a gas outlet opening, which are connected by a capillary groove, wherein the capillary groove is embodied as an etched groove or pressed groove in the base plate and covered by the cover plate and wherein a plurality of pressure-drop devices can be connected to form a module. | 04-21-2016 |
20160018372 | METHOD FOR OPERATING A MEASURING SITE - A method for operating a measuring site ( | 01-21-2016 |
20150377682 | MICROWAVE MODULE - A microwave module | 12-31-2015 |
20150377665 | METHOD FOR OPERATING A MAGNETIC-INDUCTIVE FLOW METER - A method for operating a magnetic-inductive flow meter in which the presence of a parasitic magnetic field is detected energizing of electromagnets with at least one first current value and at least one second current value. The measuring apparatus determines first and second measured values from energizing of the electromagnets with the first and second measured values and a first pair of measured values is formed from the first current value and the first measured value and a second pair of measured values is formed from the second current value and the second measured value, the correspondence of the pairs of measured values and of the function of permeability is determined. If correspondence of the pairs of measured values and of the function of permeability is not found that fact is signaled, the lack of correspondence being due to the at least partial presence of a parasitic magnetic field. | 12-31-2015 |
20150355652 | FIELD DEVICE WITH A SWITCHING CONVERTER CIRCUIT - A field device ( | 12-10-2015 |
20150323358 | METHOD FOR OPERATING A MAGNETIC-INDUCTIVE FLOWMETER - Method for operating for measuring the flow velocity of a flowing medium using a measuring device in which a magnetic field is induced in the flowing medium and on which a interference voltage is superimposed. During compensation measuring, a first magnetic flux density is generated in the medium and a first measuring voltage determined, a second magnetic flux density is generated in the medium and a second measured voltage determined, and a third magnetic flux density is generated in the medium and a third measured voltage determined. The flow velocity is determined from the first and second magnetic flux densities and measured voltages, and the interference voltage is determined form the third magnetic flux density and measured voltage and the determined flow velocity. Then, a fourth measured voltage is determined, and the flow velocity re-determined from the third magnetic flux density, the fourth measured voltage and the determined interference voltage. | 11-12-2015 |
20150296048 | METHOD AND COMMUNICATION SYSTEM FOR DATA COMMUNICATION - A communication arrangement ( | 10-15-2015 |
20150268076 | MAGNETIC-INDUCTIVE FLOW METER AND METHOD FOR OPERATING A MAGNETIC-INDUCTIVE FLOW METER - A magnetic-inductive flow meter with at least one measuring tube for through flow of an electrically conductive medium, with a magnetic field generating apparatus for generating an alternating magnetic field which runs at least also perpendicular to the longitudinal axis of the measuring tube, with at least two measuring electrodes which especially contact the medium and with an evaluation circuit, the magnetic field generating apparatus having at least one field coil and one coil power supply. Because the measuring electrode circuit, therefore the electrical circuit to which the measuring electrodes belong is monitored by a crosstalk voltage indicator of the evaluation circuit which is active in an operating state when an electrically conductive medium is not flowing through the measuring tube, whether the measuring electrode circuit is serviceable can be derived from the crosstalk voltage. | 09-24-2015 |
20150219600 | METHOD FOR OPERATING A RESONANCE-MEASURING SYSTEM AND RESPECTIVE RESONANCE SYSTEM - A method for operating a resonant measurement system has at least one: adjustment device, electric actuation device, electromagnetic vibration generator, vibrating element, and vibration recorder. The adjustment device generates an output signal to trigger the electric actuation device, the electric actuation device provides an electric excitation signal to the electromagnetic drive, the electromagnetic drive excites the vibrating element to the same vibration in at least one normal mode, and the excited vibration is sensed by the vibration recorder and is output as an output signal. To approach, maintain and readjust a resonant point as an operating point of the resonant measurement system, the phase difference between the output signal of the vibration recorder and the adjustment device output signal is acquired, an adjustment deviation is calculated from a predefined phase difference and the acquired phase difference, and the adjustment deviation provided to the adjustment device as an input signal. | 08-06-2015 |
20150177192 | METHOD FOR OPERATING A RESONANT MEASUREMENT SYSTEM - Method for operating a resonant measurement system, especially a Coriolis mass flow meter, so as to be excitable in a linear operating range, the driving terminal current triggered by an electric excitation signal and the driving terminal voltage of the electromagnetic drive triggered by the electric excitation signal are measured. The driving power is determined from the driving terminal current and the driving terminal voltage, and if the driving terminal current exceeds a given maximum driving terminal current, and/or if the driving terminal voltage exceeds a given maximum driving terminal voltage and/or if the driving power exceeds a given maximum driving power, the electric excitation signal is limited to a threshold value such that the driving terminal current remains below the given maximum driving terminal current, and/or the driving terminal voltage remains below the given maximum driving terminal voltage, and/or the driving power remains below the maximum driving power. | 06-25-2015 |
20150177040 | CIRCUIT ARRANGEMENT FOR MONITORING TEMPERATURE AND CALORIMETRIC MASS FLOWMETER - A circuit arrangement ( | 06-25-2015 |
20150153206 | METHOD FOR PRODUCING A PRESSURE SENSOR WITH AN OPTICAL FIBER ON THE MEASURING DIAPHRAGM FOR DETECTING DEFLECTIONS - A vortex flowmeter having a measuring tube through which a medium can flow, a bluff body in the measuring tube and a pressure sensor in the effective range of the bluff body. The pressure sensor has a deflectable measuring diaphragm for determining the pressure in the medium neighboring the measuring diaphragm, at least one optical fiber being arranged on and/or in the measuring diaphragm for detecting the deflection of the measuring diaphragm. The optical fiber is at least partially effectively connected to the measuring diaphragm along its length so that a deflection of the measuring diaphragm caused by the medium pressure leads to an extension and/or compression of the optical fiber. The pressure sensor has a pocket that can be deflected by the pressure of the medium and which surrounds the measuring diaphragm and optical fiber to protect them from the medium. The measuring diaphragm is deflected with the pocket. | 06-04-2015 |
20150124485 | FIELD INSTRUMENT WITH DISPLAY DEVICE - A field instrument ( | 05-07-2015 |
20150061919 | METHOD FOR DETERMINING A FILL LEVEL OF A MEDIUM AND DEVICE FOR DETERMINING A FILL LEVEL OF A MEDIUM - A method and a device for determining a fill level of a medium using the radar principle that has a high degree of accuracy and reliability. In accordance with the method, an electromagnetic signal is transmitted from a transmitting device and an electromagnetic signal is received for determining the fill level. Thereby, a slope of the transmitting device relative to the force of gravity and an evaluation value dependent on the determined slope are identified for determining the fill level. Furthermore. | 03-05-2015 |
20150045913 | METHOD FOR PARAMETERIZATION OF A FIELD DEVICE AND CORRESPONDING FIELD DEVICE - A field device and a method for parameterization of a field device are disclosed. The method includes transmitting a parameter value to the field device from a parameterization unit. The method also includes generating a feedback character string from the received parameter value by the field device and the transmitting feedback character string to the parameterization unit. The method further includes outputting the received feedback character string by the parameterization unit so that it is understandable for the user. | 02-12-2015 |
20150037210 | METHOD FOR PRODUCING A FUNCTIONAL UNIT AND CORRESPONDING FUNCTIONAL UNIT - A method for producing a functional unit with a gas converter ( | 02-05-2015 |
20140347033 | MEASURING ARRANGEMENT - A measuring arrangement for determining at least one measured variable with a sensor device ( | 11-27-2014 |
20140318215 | SENSOR FOR LIQUID AND/OR GAS ANALYSIS DIRECTLY CONNECTABLE TO A HIGHER-RANKING CONTROL SYSTEM - A sensor of the type for liquid and/or gas analysis, which is connected to a measuring and/or evaluating system or, respectively, to a higher-ranking control system and has a sensor housing. The circuit for the collecting, processing and transmitting measured values to the measuring and/or evaluating system or to the control system ( | 10-30-2014 |
20140257756 | FIELD DEVICE - A field device that provides a field device that allows the simplest possible logging of relevant operational data. The field device has at least one data storage device ( | 09-11-2014 |
20140176092 | MEASURING ARRANGEMENT FOR DETERMINING A MEASURED VARIABLE AND METHOD FOR GENERATING AN OUTPUT SIGNAL RELATING TO THE MEASURED VARIABLE - A method for generating an output signal and measuring arrangement for determining at least one measured variable use at least one sensor device ( | 06-26-2014 |
20140157886 | DEVICE FOR DETERMINING THE FLOW RATE ACCORDING TO THE FLOAT PRINCIPLE - A Device for determining the flow of a flowing medium according to the float principle with at least one floating body and at least one measuring tube with medium flowing through it, wherein the floating body is movable in the measuring tube along an axis ( | 06-12-2014 |
20140126097 | MEASURING ARRANGEMENT FOR DETERMINING A MEASURED QUANTITY - A measuring arrangement for determining at least one measured quantity with a sensor device and a transmitter device that has a control device, a switch device and a signal output setting device. The control device is connected to the signal output setting device in the case in which the switch device is in the first state. The signal output setting device generates a fault signal as an output signal when the switch device is in the second state and/or that the signal output setting device is free of a connection to the control device. The sensor device keeps the switch device in the first state when the sensor device is supplied with energy above a definable minimum value. The control device reduces the power supply of the sensor device to a definable boundary value when it recognizes the presence of a fault state. | 05-08-2014 |
20140123769 | METHOD FOR DETERMINING THE FLOW RATE ACCORDING TO THE PLUMMET PRINCIPLE AND CORRESPONDING DEVICE - A method and device for determining the flow rate of a flowing medium according to the plummet principle is characterized by a simplified determination of the calibration data sets in that at least one set of calibration data is recorded with at least one reference medium under at least one reference measurement condition. Then, a position of a plummet which is dependent on the flowing medium is determined under a measurement condition which differs from the reference condition. Here, the set of calibration data is converted from the reference measurement condition to the measurement condition, and from a determined position of the plummet, a measure for the flow rate of the medium is then determined. | 05-08-2014 |
20140116130 | MEASURING DEVICE, MEASURING ARRANGEMENT AND METHOD FOR DETERMINING A MEASURED QUANTITY - A measuring device, measuring arrangement and a method for determining a measured quantity. The measuring device a sensor device, an evaluation device and an interface. The sensor device generates measurement information which is dependent on the measured quantity and the evaluation device determines a result value for the measured quantity. To devise a measuring device which manages with a limited power demand and storage demand and which also allows a complex evaluation for obtaining the result value for the measured quantity, the evaluation device of the measuring device outputs the measurement information or information dependent on it via the interface to a separate data device of the measuring arrangement, receives intermediate information from the data device which is generated depending on the measurement information or the information dependent on it and determines the result value based on the intermediate information. | 05-01-2014 |
20140109665 | HOUSING ARRANGEMENT FOR A FLOW METER - A housing arrangement for a flow meter that has at least one housing ( | 04-24-2014 |
20140059252 | METHOD FOR CONFIGURING A FIELD DEVICE AND CORRESPONDING SYSTEM FOR PARAMETERIZATION - To provide a method for configuring a field device, and a corresponding parameterization system, that enables secure transfer of parameter values via a potentially unsafe data link the method establishes a data link ( | 02-27-2014 |
20140058543 | METHOD FOR CONFIGURING A FIELD DEVICE AND CORRESPONDING FIELD DEVICE AND SYSTEM FOR PARAMETERIZATION - A method for configuring a field device ( | 02-27-2014 |
20140047917 | MICROWAVE WINDOW AND LEVEL-MEASURING SYSTEM THAT WORKS ACCORDING TO THE RADAR PRINCIPLE - A microwave window for the spatial, pressure-impervious and diffusion-impervious separation and microwave connection of a first space from/to a second space, and a level-measuring system that works according to the radar principle, is provided with a barrier that has two opposite sides and is at least partially permeable to microwaves. To provide a microwave window that makes possible a reliable sealing of a process space and exact measurement, the microwave window has the barrier designed as a disk on at least one side of which at least one plano-convex dielectric lens, which has an essentially homogenous body. | 02-20-2014 |
20140041460 | VORTEX FLOW METER - A vortex flow meter ( | 02-13-2014 |
20140035593 | METHOD FOR THE PRODUCTION OF A FLAME IONIZATION DETECTOR AND CORRESPONDING FLAME IONIZATION DETECTOR - A flame ionization detector having at least one combustion chamber, at least one conduit for directing a gas or gas mixture, and at least one electrode structure, and a process for forming the flame ionization detector by providing two or more green ceramic films, forming geometric structures in said green ceramic films, depositing at least a portion of an electrically conductive structure on at least one of said green ceramic films, stacking said green ceramic films, laminating said green ceramic films, and sintering said laminated green ceramic films to faun said flame ionization detector. | 02-06-2014 |
20140034824 | METHOD FOR PRODUCING A CONVERTER MODULE AND CORRESPONDING CONVERTER MODULE - A method for producing a converter module ( | 02-06-2014 |
20140019831 | METHOD FOR TRANSMITTING DATA PACKETS AND CORRESPONDING SYSTEM WITH DATA SOURCE AND DATA SINK - A method for transmitting data packets from a data source to a data sink with highest possible security in an energy efficient manner is obtained by at least two data packets are sent from the at least one data source to the at least one data sink, at least one of the at least two transmitted data packets being free of a single test value, the at least two data packets being sent from the at least one data source to the at least one data sink such that each of the at least two data packets received by the at least one data sink can be processed thereby essentially immediately after the reception of each data packet, and an overall test value for verifying integrity of a pre-defined number of associated data packets being transmitted to the at least one data sink from the at least one data source. | 01-16-2014 |
20130338943 | METHOD FOR OPERATING A RESONANCE MEASURING SYSTEM AND A RESONANCE MEASURING SYSTEM IN THIS REGARD - Methods and systems are provided for operating a resonance measuring system, including a Coriolis mass flow meter. The resonance measuring system includes an electrical actuating apparatus, an electromagnetic drive, and an oscillation element which interacts with a medium. The electrical actuating apparatus provides an electrical excitation signal that excites the electromagnetic drive. The electromagnetic drive excites the oscillation element to oscillation. A mathematical model of the resonance measuring system depicts the oscillation element and the parameters of the mathematical model are being identified excitation of the oscillation element. The identified parameters and quantities are used for operating the resonance measuring system. | 12-19-2013 |
20130319133 | VORTEX FLOWMETER AND ASSOCIATED FIBER DUCT - A vortex flowmeter having a optical fiber channel in the device wall, a first sealing element extending into the fiber channel with a contact surface for the optical fiber and at least a second sealing element with a contact surface for the optical fiber, wherein second sealing element being guided in a guide in the device wall. In a sealed state of the fiber fiber channel, the second sealing element is pressed against the contact surface of the first sealing element by a positioning means with the optical fiber located between the contact surfaces of the sealing elements and enclosed thereby, and in this manner, the fiber channel is closed by the first sealing element, the second sealing element and the optical fiber guided between the first sealing element and the second sealing element. | 12-05-2013 |
20130276529 | METHOD FOR DETERMINING THE FILL LEVEL OF A MEDIUM AND CORRESPONDING DEVICE - A method for determining the fill level of a medium, wherein a transmission signal is transmitted, a return signal is received, and the return signal is evaluated in view of the process variable in a manner which allows a general and flexible handling of interfering signals in the received signals. This result is obtained by filtering at least one of the return signal, a signal derived from the return signal and an envelope curve formed from the return signal into at least one sub-signal, and using said at least one sub-signal for evaluating the return signal for at least determining the fill level. | 10-24-2013 |
20130255375 | Measuring Instrument Housing with a Display Panel - An intrinsically safe housing for a measuring instrument, having a viewing window for the display panel of a measuring instrument, an instrument display panel holding fixture for receiving an instrument display panel provided around the viewing window, said holding fixture having an inner void having a volume greater than a volume of the instrument display panel, a difference between said volumes forming a resin slot surrounding the instrument display panel upon its insertion, and a seal holding fixture provided around the viewing window containing a seal for sealing a front surface of said display panel, wherein the seal and the display panel holding fixture form a resin receptacle for a flowable resin, and the resin slot receives an overflow of said resin upon insertion of said instrument display panel. | 10-03-2013 |
20130249534 | MEASURING DEVICE - A measuring device ( | 09-26-2013 |
20130247660 | MEASURING DEVICE - A measuring device with at least one housing and at least one electronic unit, wherein the housing has at least one electronic access opening for the electronic unit, wherein a first longitudinal axis extends through the electronic access opening, wherein the housing has a sensor access opening for connecting to a sensor unit, wherein a second longitudinal axis extends through the sensor access, wherein the first longitudinal axis and the second longitudinal axis span an orientation plane, wherein the electronic unit has at least one printed circuit board which lies essentially in a printed circuit board plane that, to provide a measuring device, in which the effect of external mechanical stresses on electronic components can be reduced, is arranged in the housing such that the printed circuit board plane is at an angle relative to the orientation plane which differs from an integral multiple of 90°. | 09-26-2013 |
20130228011 | MICROWAVE WINDOW AND FILL LEVEL SENSOR USING THE RADAR PRINCIPLE - A microwave window ( | 09-05-2013 |
20130220011 | DIELECTRIC ANTENNA AND FILL LEVEL SENSOR USING THE RADAR PRINCIPLE - A dielectric antenna ( | 08-29-2013 |
20130213132 | METHOD FOR MONITORING AND METHOD FOR OPERATING A FILL LEVEL SENSOR SYSTEM USING THE RADAR PRINCIPLE AND A CORRESPONDING FILL LEVEL SENSOR - A method for monitoring the operability of a fill level sensor acting as a FMCW radar device in which the frequency of a radar signal to be sent from the fill sensor during measurement of a fill level of a medium is modulated with a set of pre-settable measuring parameters and a measured value of the fill level determined from at least one received signal received during measurement of the fill level. The method enables simple automatic monitoring of the operability of a fill level sensor acting as a FMCW radar device in that, during a test phase, the frequency of the radar signal to be sent is modulated with at least one set of pre-settable test parameters and a test measured value is determined from at least one test received signal received during the test phase, which is evaluated to establish the operability of the fill level sensor. | 08-22-2013 |
20130207835 | LEVEL MEASURING SYSTEM OPERATING ACCORDING TO THE RADAR PRINCIPLE - A level measuring system which operates according to the radar principle for measuring the level of a medium which is located in a vessel has a signal transmission apparatus for emission of an electromagnetic signal, an electronic apparatus which generates an electromagnetic signal, and a pressure-tight and/or diffusion-tight separating element. The electronic apparatus is made in several parts, one of which is a signal generating component. The signal generating component and another component of the electronic apparatus are made as independent units which are spatially separated from one another. There is a communication apparatus between the signal generating component and the other component, and there is a pressure-tight and/or diffusion-tight separating element between the other component and the signal transmission apparatus. | 08-15-2013 |
20130205866 | TESTING OF A MEASURING DEVICE ARRANGEMENT, CORRESPONDING MEASURING DEVICE ARRANGEMENT AND TEST ARRANGEMENT - A method for testing of a measuring device arrangement ( | 08-15-2013 |
20130199306 | METHOD FOR OPERATING A RESONANCE MEASURING SYSTEM - A method for operating a Coriolis mass flowmeter in which a simple and reliable detection of a multi-phase flow is implemented by determining at least one first measured value for at least one state variable that is dependent on the amplitude in a multi-phase medium, exciting the measuring tube with the oscillation generator to oscillate at a predetermined oscillation frequency and a first amplitude, and to oscillate with the excitation frequency and a second amplitude, detecting the resulting oscillation of the measuring tube and determining at least a second measured value for the state variable that is dependent on the amplitude in a multi-phase medium from the determined resulting oscillation, and using the deviation of at least one of the first measured value from at least a corresponding second value as an indicator for the presence of a multi-phase flow. | 08-08-2013 |
20130178176 | METHOD FOR MONITORING A TRANSMITTER AND CORRESPONDING TRANSMITTER - A method for monitoring a transmitter ( | 07-11-2013 |
20130174633 | METHOD FOR MONITORING A TRANSMITTER AND CORRESPONDING TRANSMITTER - A method for monitoring a transmitter that has a measurement unit and a transmission unit which are interconnected to each other in order to transmit signals. There is at least one connecting line for supplying power to the measurement unit which determines a measurement quantity and generates a measurement signal which is dependent on it. The transmission unit receives the measurement signal from the measurement unit, and based on the measurement signal, transfers an output signal to at least one signal transmission element. To provide a method for monitoring a transmitter which allows reliable displaying of an error as easily as possible and the shifting of the transmitter into a secured state, in the case in which the measurement unit detects the presence of an error state, the measurement unit acts on the connecting line. | 07-11-2013 |
20130147522 | FREQUENCY SYNTHESIZER - A frequency synthesizer for generating a low noise and low jitter timebase of a reference signal generates first and second output signals a difference frequency that is low enough for use in sub-scanning is implemented with a first incrementer, having a preset increment and a preset end value E | 06-13-2013 |
20130139611 | VORTEX FLOW METER - A vortex flow meter having a measurement tube through which a medium can flow, an obstacle provided in the measurement tube for generating vortices in the medium, and a deflection body located in the region of action of the obstacle and which is deflectable by pressure variations associated with the vortices in the medium. A vortex flow meter without cabled connection between the medium-filled space in the measurement tube and the medium-free space outside the measurement tube is produced by at least one magnetic field generating device being arranged outside of the measurement tube for generating a magnetic field near the deflection body, by the deflection body having a different magnetic permeability from the medium and influencing the magnetic field, and by at least one magnetic field registering device for registering the magnetic field in the region of the deflection body being arranged outside the measurement tube. | 06-06-2013 |
20130103325 | METHOD FOR OPERATING A VORTEX FLOWMETER DEVICE - Method for operating a vortex flowmeter device for measuring the flow of a fluid that flows through a measuring tube in which a baffle is arranged for producing eddies in the fluid. A signal-processing device processes signals of first and sensors produced by pressure fluctuations. A first signal is obtained by multiplication of the signal of the first sensor with a correction factor, and the second signal is obtained by multiplication of the signal of the second sensor with another correction factor such that a wanted signal is obtained from the deviation between the first signal and second signals, and a sum signal is formed from the sum of the first and second signals. A correlation between the wanted signal and the sum signal is determined and the correlation is minimized by variation of the correction factors, whereby same-phase interfering signals superimposed on anti-phase sensor signals are at least minimized. | 04-25-2013 |
20130061685 | METHOD FOR OPERATION OF SEVERAL ADJACENT MAGNETIC-INDUCTIVE FLOW METERS - A method for operation of several adjacent magnetic-inductive flow meters, each of which has a measurement tube through which an electrically conductive medium flows, a magnetic field generating apparatus for permeating the medium with a magnetic field having a component perpendicular to the longitudinal axis of the measurement tube, and a measurement apparatus for measuring the voltage induced into the medium and for determining the flow rate from the induced voltage. Each flow meter has a control apparatus. In order to prevent variations of mutual influences on the flow rate measurements by the magnetic fields of adjacent flow meters, measured flow rate values from individual measurement processes and synchronous measurement processes are used to determine the mutual influences on the flow rate measurements, and influences that are free of variations are compensated by the magnetic fields of the adjacent flow meters being synchronized. | 03-14-2013 |
20130057366 | MICROWAVE-SENDING DEVICE - A microwave-sending device for emitting microwaves includes electronics, a wave coupler, a waveguide, and a wave-emitting section. The electronics, the wave coupler, and the waveguide are joined by a common casting. | 03-07-2013 |
20130014591 | VORTEX FLOWMETER, PRESSURE SENSOR FOR A VORTEX FLOWMETER AND METHOD FOR PRODUCING SUCH A PRESSURE SENSORAANM FERNANDES; Neville C.AACI PuneAACO INAAGP FERNANDES; Neville C. Pune INAANM KRISCH; HenrikAACI KrefeldAACO DEAAGP KRISCH; Henrik Krefeld DEAANM LAU; MarkusAACI DuisburgAACO DEAAGP LAU; Markus Duisburg DEAANM TOURNILLON; SylvainAACI DuisburgAACO DEAAGP TOURNILLON; Sylvain Duisburg DE - A vortex flowmeter having a measuring tube through which a medium can flow, a bluff body in the measuring tube and a pressure sensor in the effective range of the bluff body. The pressure sensor has a deflectable measuring diaphragm for determining the pressure in the medium neighboring the measuring diaphragm, at least one optical fiber being arranged on and/or in the measuring diaphragm for detecting the deflection of the measuring diaphragm. The optical fiber is at least partially effectively connected to the measuring diaphragm along its length so that a deflection of the measuring diaphragm caused by the medium pressure leads to an extension and/or compression of the optical fiber. The pressure sensor has a pocket that can be deflected by the pressure of the medium and which surrounds the measuring diaphragm and optical fiber to protect them from the medium. The measuring diaphragm is deflected with the pocket. | 01-17-2013 |
20130000401 | FLOAT FOR DISPLAYING A FILL LEVEL - A float for displaying the fill level of a medium ( | 01-03-2013 |
20120304780 | MAGNETIC FLOWMETER - A magnetic flowmeter ( | 12-06-2012 |
20120300207 | DEVICE FOR DETERMINING THE VOLUME FRACTION OF AT LEAST ONE COMPONENT OF A MULTI-PHASE MEDIUM - A device for determining the volume fraction of at least one component of a multi-phase medium on the basis of the running time of an electromagnetic desired signal emitted in the multi-phase medium, having at least one emitting device for emitting the desired signal into the multi-phase medium, having at least one receiving device for receiving the desired signal, and having an evaluation device for determining the running time of the desired signal between the emitting device and the receiving device, and at least one polarization device arranged between the emitting device and the receiving device. The desired signal is emitted at least indirectly from the emitting device through the multi-phase medium to the polarization device, the polarization device influences the polarization of the desired signal and the polarization-influenced desired signal is emitted at least indirectly from the polarization device to the receiving device which receives it. | 11-29-2012 |
20120268215 | CIRCUIT ARRANGEMENT FOR GENERATION OF RADIO FREQUENCY OUTPUT SIGNALS WHICH FORM A BROADBAND FREQUENCY RAMP - A circuit arrangement for generation of radio frequency output signals which form a broadband frequency ramp, with a reference oscillator, a phase detector, a loop filter, a VC oscillator for generating the output signals, a frequency divider, a step-down mixer and a local oscillator for generating a local oscillator signal. The reference oscillator, the phase detector, the loop filter, the VC oscillator, the frequency divider and the step-down mixer belong to a phase-locking loop. The frequency divider and the step-down mixer are in the feedback path of the phase-locking loop. The step-down mixer mixes the output signals and the local oscillator signal. The frequency of the output signal is adjustable by varying the division ratio of the frequency divider. Characteristics of the output signal are improved using the adjustable frequency of the local oscillator signal. | 10-25-2012 |
20120262247 | WAVEGUIDE COUPLING - A waveguide coupling, in particular for a radar level indicator having a waveguide, a carrier plate and at least one feed line, wherein the waveguide is placed on a first side of the carrier plate on the carrier plate, the feed line is guided on and/or in the carrier plate into the inner area of the waveguide and the feed line terminates with an end in the inner area of the waveguide. The carrier plate is continuous in the inner area of the waveguide and thus extends beyond the end of the feed line, an electrically conductive coupling element is arranged near the end of the feed line on and/or in the carrier plate, so that the coupling element is capacitively coupled with the feed line and the coupling element serves to couple electromagnetic waves led into the waveguide via the feed line in the waveguide. | 10-18-2012 |
20120248302 | DRIVE UNIT FOR A SYNCHRONOUS ION SHIELD MASS SEPARATOR - A drive unit for a synchronous ion shield mass separator having a reference oscillator ( | 10-04-2012 |
20120206290 | MICROWAVE EMITTER AND LEVEL MEASURING DEVICE - A microwave transmitting device for a level measuring device ( | 08-16-2012 |
20120198931 | EXPLOSION-PROOF DEVICE - An explosion-proof device with a pressure-proof capsule ( | 08-09-2012 |
20120192657 | VORTEX FLOWMETER - Vortex flowmeter ( | 08-02-2012 |
20120057170 | DEMODULATION METHOD - A demodulation method for a pseudo-heterodyne signal, wherein the pseudo-heterodyne signal has a phase-modulated carrier signal and the pseudo-heterodyne signal is digitally sampled. A demodulation method at least partially avoids the disadvantages known from the prior art is implemented according to the invention in that the digitally sampled pseudo-heterodyne signal is subjected to a discrete Fourier transformation and at least one output Fourier coefficient featuring an amplitude and a phase is determined, an atan | 03-08-2012 |
20120057169 | DEFLECTION MEASURING DEVICE ACCORDING TO THE INTERFEROMETER PRINCIPLE - An interferometer type deflection measuring device having a radiation source, a first fiber-optic means forming a first light path, a second fiber-optic means forming a second light path, a deflection body and an evaluation circuit, the first and second fiber-optic means receiving radiation from the radiation source on an input side, and radiation guided in the first and second fiber-optic means, respectively, being brought together on an output side with interference radiation being conveyed to the evaluation circuit for evaluation. The first fiber-optic means and the second fiber-optic means are arranged only on the deflection body, at least one of the first and second fiber-optic means being connected on the input side to the beam source with a single feed optical fiber and at least one of the first and second fiber-optic means being connected on the output side to the evaluation circuit by a single evaluation optical fiber. | 03-08-2012 |
20120038345 | POWER SUPPLY DEVICE - A power supply device for intrinsically safe power supply of an intrinsically safe load circuit includes a voltage source, a power-limiting circuit including at least two controllable semiconductor devices, a current-limiting circuit including at least one resistor, and a load circuit connector connected to the load circuit. The power-limiting circuit and the current-limiting circuit are active between the voltage source and the load circuit connector. The resistor includes a resistance value that suffices to limit a short circuit current to a current without danger of a spark ignition. | 02-16-2012 |
20120032822 | CONTROL PANEL FOR A MEASURING DEVICE - A control panel for a measuring device with a housing and a control and inspection window. The control panel includes at least one optical key that is operable through the control and inspection window using a finger. The optical key includes a transmitting element and a receiving element. The control panel is constructed such that it allows reliable and quick control even when the housing is open and the control panel is exposed. Specifically, the control panel has at least one corresponding finger-operable mechanical key in addition to the finger-operable optical key in order to reliably and quickly control the measuring device when a predefined control distance for the optical key is no longer ensured by the control and inspection window of the housing. | 02-09-2012 |
20110259121 | CORIOLIS MASS FLOWMETER - A Coriolis mass flowmeter ( | 10-27-2011 |
20110252881 | SENSOR ARRANGEMENT FOR A CALORIMETRIC MASS FLOWMETER - A sensor arrangement including a probe and a bracket that are provided for a calorimetric mass flow meter for measuring the mass flow in a measuring tube. The probe is mounted in the bracket in such a manner that the probe is guided essentially without contact with a radial spacing through a probe recess a wall of the measuring tube and is positioned in a cross section of a flow-through area of the flow of the measuring tube. The bracket is designed in such a manner that the probe is thermally de-coupled from the measuring tube. The sensor arrangement for the calorimetric mass flow meter is capable of increasing the measuring accuracy and increasing the flexibility during operation. | 10-20-2011 |
20110140824 | PLANAR TRANSFORMER - A planar transformer suitable for intrinsically safe electronic circuits with a core, a first printed circuit board and a second printed circuit board. The first printed circuit board has a first winding and the second printed circuit board has a second winding. The planar transformer can be produced at a low cost and is compact, but is still suitable for connection to intrinsically safe operating circuits is implemented by at least one gap being asymmetrically split on the first printed circuit board and the second printed circuit board. | 06-16-2011 |
20110100120 | FILL LEVEL SWITCH AND SENSOR ELEMENT FOR A FILL LEVEL SWITCH - A fill level switch ( | 05-05-2011 |
20110006811 | FREQUENCY SYNTHESIZER FOR A LEVEL MEASURING DEVICE AND A LEVEL MEASURING DEVICE - A frequency synthesizer for a time base generator of a level measuring device which works according to the radar principle, with at least one first output for output of a first frequency signal, with at least one second output for output of a second frequency signal, and with a reference oscillator for producing a reference frequency signal, the first frequency signal and the second frequency signal having a small difference frequency relative to one another, the first frequency signal being producible by interaction of the reference oscillator with a direct digital synthesizer. The first frequency signal and second frequency signal can be generated with especially low noise by the second frequency signal being derived from the reference oscillator without interconnection of a direct digital synthesizer and the direct digital synthesizer being operated such that only a noise spectrum is produced which is at least partially minimized. | 01-13-2011 |
20100295745 | DIELECTRIC ANTENNA - Described and shown is a dielectric antenna ( | 11-25-2010 |
20100148824 | CIRCUIT ARRANGEMENT FOR PRODUCING SHORT ELECTRICAL PULSES - A circuit arrangement for producing short electrical pulses, including a logic gate ( | 06-17-2010 |
20100139417 | METHOD FOR OPERATING A RESONANCE-MEASURING SYSTEM AND A RESONANCE-MEASURING SYSTEM - A method for operating a resonance-measuring system, in particular, a Coriolis mass flowmeter, having at least one oscillation element, at least one oscillation driver and at least one oscillation sensor, the oscillation element being excited to oscillation in at least one control using at least one control loop by at least one oscillation driver being excited by at least one excitation signal and the excited oscillations of the oscillation element being detected by the oscillation sensors as at least one response signal. At least one set variable of the closed loop is varied in a pre-determined manner and by evaluating at least one resulting excitation signal and/or at least one resulting response signal with the help of a mathematical model of the resonance-measuring system, at least one parameter of the excited eigenform is selectively identified. | 06-10-2010 |
20100089635 | HOUSING FOR AN ELECTRIC OR ELECTRONIC DEVICE - A housing for an electric or electronic device has at least one receiving part for accommodating electric and/or electronic components, parts, component groups and parts groups in an interior thereof has at least one locking part for closing the receiving part, and having a bayonet connector for connecting the at least one locking part with the at least one receiving part. The bayonet connector has a first connector part on the locking part and a second connector part on the receiving part which engage each other in a connected position. One of the first and second connector parts has a base and head in respective planes running perpendicular to a direction of insertion of the connector parts and a diagonal surface running diagonally from the base toward a head, the base, diagonal surface and head being distributed alternately around the entirety periphery of the first connector part. | 04-15-2010 |