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Rosemount Inc patents


Recent patent applications related to Rosemount Inc. Rosemount Inc is listed as an Agent/Assignee. Note: Rosemount Inc may have other listings under different names/spellings. We're not affiliated with Rosemount Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "R" | Rosemount Inc-related inventors


Aircraft condition monitoring system

An aircraft interface device receives aircraft system data over an aircraft data bus structure and remote data received via a wireless transceiver. The remote data originates from a computing device that is remote from the aircraft and/or aircraft system devices installed on the aircraft. ... Rosemount Inc

Adjustable spring loaded adapter for temperature sensor

A temperature sensing assembly includes a temperature sensor having a first end and a second end and an adjustable clamping mechanism configured to adjustably couple the temperature sensor to a tube of the temperature sensing assembly. The temperature sensing assembly further includes a thermowell having a proximal and distal end, the proximal end being configured to attach to an adapter of the temperature sensing assembly and the distal end being configured to receive the second end of the temperature sensor. ... Rosemount Inc

Tank with a guided wave radar level gauge

A tank arrangement including a guided wave radar level gauge installed in a tank, and having a single wire transmission line probe extending through a passage through a conducting structure in the tank. Along the section of the probe that extends through the passage, the arrangement comprises a propagation field limiting structure adapted to reduce a propagation field of an electromagnetic signal propagating along the probe. ... Rosemount Inc

Shorted thermocouple diagnostic

A temperature transmitter assembly includes a thermocouple and a temperature transmitter. The thermocouple has a first conductor and a second conductor connected to each other at a junction. ... Rosemount Inc

Multi-pressure rated valve assembly

A multi-seat bonnet for a valve assembly comprising is disclosed herein. The multi-seat bonnet includes a locking mechanism that is configured to secure the multi-seat bonnet to the valve assembly. ... Rosemount Inc

Sensor interface for single-use containers

A single-use sensor interface for coupling a single-use container to a re-usable sensing instrument is provided. The single-use sensor interface includes a polymeric flange couplable to a wall of the single-use container. ... Rosemount Inc

Air data system architecure including pneumatic and laser-based sensor measurements

A first air data system for providing first aircraft air data parameter outputs is formed by a first electronics channel of a first multi-function probe (mfp) that is electrically coupled with a first electronics channel of a second mfp to receive static pressure data from the second mfp. A second air data system for providing second aircraft air data parameter outputs is formed by a second electronics channel of the second mfp that is electrically coupled with a second electronics channel of the first mfp to receive static pressure data from the first mfp. ... Rosemount Inc

Synthetic air data output generation

In one example, a method includes receiving, over an aircraft data communications bus, a plurality of non-pneumatic inputs corresponding to aircraft operational parameters. The method further includes processing the plurality of non-pneumatic inputs through an artificial intelligence network to generate an air data output value, and outputting the air data output value to a consuming system for use when a pneumatic-based air data output value is determined to be unreliable.. ... Rosemount Inc

Triple-redundant air data system architecture

A first air data system for providing first aircraft air data parameter outputs is formed by a first electronics channel of a first multi-function probe (mfp) that is electrically coupled with a first static pressure sensor. A second air data system for providing second aircraft air data parameter outputs is formed by a first electronics channel of a second mfp that is electrically coupled with a second static pressure sensor. ... Rosemount Inc

Field device for determining fluid properties comprising a fluid sensor, a temperature sensor and a processing facility mounted on a fluid vessel

The invention provides a field device configured to be fitted through a single mounting aperture in a vessel. The device preferably includes a vibrating fork and a temperature sensor, the signals from which are processed within the device to provide an output indicative of whether a property of a medium in contact with the device is above or below a threshold. ... Rosemount Inc

Air data probe with improved performance at angle of attack operation

An air data probe has a pitot tube with a tap at a forward end that defines an inner flow path. The inner flow path decreases in the cross-sectional area until reaching a throat. ... Rosemount Inc

Angle of attack sensor with rotatable airfoil

An angle of attack sensor includes a vane that is freely rotatable to align with a direction of an oncoming airflow over the vane. The airfoil includes a root proximate a vane hub that connects to a rotatable shaft, a tip opposite the root, a leading edge, a trailing edge opposite the leading edge, a first lateral face, a second lateral face, and a heating element disposed within the airfoil between the first and second lateral faces proximate the leading edge. ... Rosemount Inc

Redundant measurement of pseudo differential pressure using absolute pressure sensors

Apparatus and associated methods relate to generating redundant measurement of pseudo differential pressure using two absolute-pressure sensors, each exposed to a different environment. Each of the two absolute-pressure sensors has complementary first and second output nodes. ... Rosemount Inc

Improvements in or relating to level switches

The invention describes a vibrating fork point level switch with multiple switching points.. . ... Rosemount Inc

05/17/18 / #20180136028

Radar level gauge with disconnection of energy store

A radar level gauge comprising transceiver circuitry, a propagation device and processing circuitry for determining a value of the process variable based on a relationship between a transmit signal and a return signal. The gauge has a dc/dc converter connected to a power supply interface, and configured to convert a first voltage to a second voltage, lower than the first voltage, and an energy storage. ... Rosemount Inc

05/10/18 / #20180128797

Analyzer component monitoring

A gas analyzer includes a sample inlet, a sample outlet, a detector, a monitoring component, and a controller. The sample inlet is configured to receive a sample and is coupled to the sample outlet. ... Rosemount Inc

05/10/18 / #20180128670

Improvements in or relating to level switches

The invention provides a level switch having a near field communications facility which allows at least some functions of the switch to be powered and the communication of data between the switch and a reader. Application and calibration information are examples of data that can be read to and from the switch, both in the factory and in the field.. ... Rosemount Inc

04/05/18 / #20180095027

Colorimetric analyzer with reagent diagnostics

. . A colorimetric analyzer includes a reaction chamber configured to receive a sample and at least one reagent. A measurement cell is operably coupled to the reaction chamber. ... Rosemount Inc

04/05/18 / #20180094997

Temperature-compensating absolute pressure sensor

A differential pressure transmitter configured to provide an absolute pressure measurement is presented. The differential pressure sensor comprises a first process fluid inlet. ... Rosemount Inc

04/05/18 / #20180094990

Heat flux sensor

A heat flow sensor configured to provide an indication of temperature relative to a process fluid is provided. The sensor comprises a first resistance temperature detector (rtd) element and a second rtd element spaced within a sheath from the first rtd element. ... Rosemount Inc

04/05/18 / #20180094963

Guided wave radar level gauge system with dual transmission line probes for dielectric constant compensation

A radar level gauge system comprising: a transceiver arrangement; a first probe to guide a first transmit signal through a surrounding medium towards a product in the tank, and to return a first surface echo signal, the first probe being configured to guide the first transmit signal with a first propagation velocity exhibiting a first dependence on a dielectric constant of the surrounding medium; a second probe to guide a second transmit signal through the surrounding medium towards the product, and to return a second surface echo signal, the second probe being configured to guide the second transmit signal with a second propagation velocity exhibiting a second dependence, different from the first dependence, on the dielectric constant of the surrounding medium; and processing circuitry for determining the filling level based on the first surface echo signal, the second surface echo signal, and a known relation between the first dependence and the second dependence.. . ... Rosemount Inc

04/05/18 / #20180094962

Guided wave radar level gauge system for interface measurement

A radar level gauge system comprising: a transceiver; a tank feed-through; a power divider to divide a transmit signal into a first transmit signal and a second transmit signal; a first probe member configured to guide the first transmit signal and to return a first reflection signal, said first probe member providing a first relatively large average attenuation; a second probe member configured to guide said second transmit signal and to return a second reflection signal, said second probe member providing a second relatively small average attenuation; measurement signal forming circuitry for forming a measurement signal comprising a first set of echo indicators indicating reflection of said first transmit signal, and a second set of echo indicators indicating reflection of said second transmit signal; and level determining circuitry for determining a first level based on said first set of echo indicators, and a second, deeper, level based on said second set of echo indicators.. . ... Rosemount Inc

03/29/18 / #20180087988

Pressure sensor diaphragm with overpressure protection

A pressure sensor includes a base having at least one high-pressure contact portion and a diaphragm positioned over the base and having an external top surface facing away from the base and internal surfaces facing the base. The internal surfaces comprising a raised perimeter surrounding an interior, a raised central boss within the interior, and a raised boss arm contiguous with and extending from the raised perimeter toward the interior. ... Rosemount Inc

03/29/18 / #20180087987

Process transmitter isolation unit compensation

A process transmitter includes an isolation unit, a process sensor, a compensation circuit, and an output circuit. The isolation unit is configured to engage a process and includes a medium. ... Rosemount Inc

03/29/18 / #20180085696

Gas sensor module with field replaceable, ingress protected, sensor filter

A gas detection device includes a gas sensor module, configured to detect a gas, and a filter assembly. The gas sensor module includes a gas sensor disposed within a gas sensor housing and circuitry coupled to the gas sensor housing. ... Rosemount Inc

03/22/18 / #20180080804

Illuminated dial with integrated status indication

A process measurement display is disclosed that includes an indicator configured to change position to indicate a process variable. The display also includes an illumination source configured to provide light to the indicator. ... Rosemount Inc

03/22/18 / #20180080751

Phased array lidar in ordnance control

Apparatus and associated methods relate to controlling an explosive burst event of a ballistic ordnance, based on a ground surface topography mapped by a phased-array lidar system. The ground surface topography is mapped using an integrated photonics lidar system configured to: generate a beam of coherent light; non-mechanically steer a beam of coherent light over a solid angle about an ordnance axis; and detect the beam reflected from the ground surface. ... Rosemount Inc

03/22/18 / #20180080740

Seeker/designator handoff system for use in dual-mode guided missiles

Apparatus and associated methods relate to a dual-mode seeker for a guided missile equipped with seeker/designation handoff capabilities. The dual-mode seeker has semi-active laser (sal) and image infrared (iir) modes of operation. ... Rosemount Inc

03/22/18 / #20180079525

Electrical isolation of angle of attack vane bearings

The bearings of aircraft angle of attack (aoa) vanes are susceptible to lightning strike damage, which causes fluting on the inner and outer races of the bearings and causes the bearings to generate friction, noise, and vibrations. To prevent the bearings from experiencing damage due to lightning strikes, the bearings, the shaft, and/or the mounting plate are configured to create an electric isolator to prevent the electric current from the lightning strike from passing through the bearings, thereby preventing the bearings from incurring lightning strike damage.. ... Rosemount Inc

03/01/18 / #20180058887

Tool-less replaceable gas sensor module

A gas sensor module includes a gas sensor configured to provide an electrical indication related to a gas. The gas sensor module also includes an alignment mechanism and a latching feature configured to couple the gas sensor module to a housing device. ... Rosemount Inc

02/22/18 / #20180052237

Measuring cloud metrics using diverging quasi-optical radar

Apparatus and associated methods relate to determining, based on a detected portion of a projected pulse of quasi-optical energy backscattered by water particles within a divergent projection volume of a cloud atmosphere, properties of the backscattering water particles. The pulse of quasi-optical energy is projected into the divergent projection volume of the cloud atmosphere. ... Rosemount Inc

02/22/18 / #20180052006

Air data aided inertial measurement unit

An inertial measurement unit (imu) includes an inertial sensor assembly including a plurality of accelerometers and a plurality of rate gyroscopes, an inertial sensor compensation and correction module, and a kalman estimator module. The inertial sensor compensation and correction module is configured to apply a set of error compensation values to sensed acceleration and rotational rate to produce a compensated acceleration and a compensated rotational rate of the imu. ... Rosemount Inc

01/25/18 / #20180024270

Multi-fiber optical sensor for icing

Apparatus and associated methods relate to sampling a large volume of a cloud atmosphere so as to obtain a large signal response from even a sparse distribution of water droplets in the cloud atmosphere. Such a volume can be probed by projecting an uncollimated optical beam into the cloud atmosphere and sampling the signal backscattered from the water droplets located within the probed volume. ... Rosemount Inc

01/25/18 / #20180024036

Method of estimating cloud particle sizes using lidar ratio

Apparatus and associated methods relate to determining sizes of water particles in a cloud atmosphere based on a detected portion of signals generated from a single monochromatic source and backscattered by water particles in a cloud atmosphere. A backscatter coefficient and an optical extinction coefficient are calculated, based on the detected portion of signals generated from the monochromatic source and backscattered by water particles in the cloud atmosphere. ... Rosemount Inc

01/25/18 / #20180023985

Vortex flowmeter with reduced process intrusion

A vortex flowmeter includes a flow tube having a first end and a second end. A shedder bar is disposed within the flow tube between the first end and the second end. ... Rosemount Inc

01/18/18 / #20180017591

Air data probe with turbulence-producing geometry

An air data probe includes a probe body and an air data sensing port disposed in the probe body. The probe body includes a barrel region, a tapered head region extending forward from the barrel region, and a tip at a forward-most end of the tapered head region. ... Rosemount Inc

01/11/18 / #20180010949

Radar level gauge system with single propagation mode feed-through

A radar level gauge system, comprising a transceiver; an antenna; a feed-through connecting the transceiver and the antenna; and processing circuitry coupled to the transceiver. The feed-through comprises a first waveguide section comprising a dielectric plug sealingly arranged in a cylindrical first hollow conductor section having a diameter selected for single mode propagation; a second waveguide section arranged between the transceiver and the first waveguide section and comprising a cylindrical second hollow conductor section having a second diameter selected for single mode propagation, a third waveguide section arranged between the antenna and the first waveguide section comprising a cylindrical third hollow conductor section having a third diameter selected for single mode propagation; a first impedance matching waveguide section arranged between the first waveguide section and the second waveguide section, and a second impedance matching waveguide section arranged between the first waveguide section and the third waveguide section.. ... Rosemount Inc

01/04/18 / #20180003655

Process fluid temperature measurement system with improved process intrusion

A process fluid temperature measurement system includes a thermowell configured to couple to a process fluid conduit and extend through a wall of the process fluid conduit. A temperature sensor assembly is disposed within the thermowell and includes a first temperature sensitive element and a second temperature sensitive element. ... Rosemount Inc

01/04/18 / #20180003539

Fmcw radar level gauge with enhanced timing control

A radar level gauge system controllable between a measurement state and a signal processing state. In the measurement state a first timing signal circuit is enabled, a microwave signal source generates a transmit signal with a time-varying frequency being related to first timing signals from the first timing signal generating circuitry, and a sampler samples a mixer signal at sampling times related to the first timing signals. ... Rosemount Inc

12/28/17 / #20170370960

Air data sensing probe with icing condition detector

A system includes a device having a first surface configured to be exposed to airflow about an exterior of an aircraft, the device including a first self-compensating heater configured to heat the first surface, a first current monitor configured to sense a first measurement value representing electrical current flow through the first self-compensating heater, one or more processors, and computer-readable memory encoded with instructions that, when executed by the one or more processors, cause the system to receive aircraft flight condition data and produce an icing condition signal based upon the first measurement value and the aircraft flight condition data.. . ... Rosemount Inc

12/28/17 / #20170370760

Radar level gauge system with modular propagation device

A radar level gauge system for determining the filling level of a product in a tank, comprising a transceiver, an elongated propagation device, and processing circuitry coupled to the transceiver for determining the filling level. The propagation device comprises a first propagation device part comprising a cuff portion; and a second propagation device part comprising an end portion inserted in the cuff portion and joined together with the cuff portion by at least a first fastening arrangement. ... Rosemount Inc

12/28/17 / #20170370677

Target-designation detection used to shutter camera images for locating target

Apparatus and associated methods relate to a seeker for a semi-active laser (sal) guided missile. The seeker has a short-wave infrared (swir) camera and a pulse timing logic (ptl) detector. ... Rosemount Inc

12/28/17 / #20170369177

Automated super-cooled water-droplet size differentiation using aircraft accretion patterns

Apparatus and associated methods relate to determining, based on a spatial extent of ice accretion, whether an atmosphere contains super-cooled water droplets that equal and/or exceed a predetermined size. A convex-shaped housing is mounted to an aircraft and exposed to an airstream. ... Rosemount Inc

12/28/17 / #20170369176

Automated super-cooled water-droplet size differentiation using aircraft accretion patterns

Apparatus and associated methods relate to determining, based on a spatial extent of ice accretion, a maximum size of super-cooled droplets contained in an atmosphere and/or if an atmosphere contains super-cooled water droplets that equal and/or exceed a predetermined size. A testing region on an exterior surface of an aircraft is monitored for ice accretion by an ice detector. ... Rosemount Inc

12/14/17 / #20170356998

Airborne ice detector using quasi-optical radar

An aircraft ice detection system is configured to determine a condition of a cloud and includes a radar system, a lidar system, optics and a dichroic filter. The radar system is configured to project quasi-optical radiation to the cloud and receive reflected quasi-optical radiation from the cloud. ... Rosemount Inc

12/14/17 / #20170356997

Airborne ice detector using quasi-optical radar

An aircraft ice detection system is configured to determine a condition of a cloud and includes a radar transmitter, a radar receiver, optics and a splitter. The radar transmitter is configured to produce quasi-optical radiation. ... Rosemount Inc

12/14/17 / #20170356820

Fill fluid thermal management

A remote seal assembly for a process transmitter includes a seal body containing a cavity sealed by a diaphragm. The seal body configured to be mounted to a process element containing a process fluid such that a first side of the diaphragm is exposed to the process fluid. ... Rosemount Inc

12/14/17 / #20170356786

Radar level gauge inclination system

A radar level gauge arrangement for determining the fill level of a filling material in a tank is disclosed, which arrangement is mounted on a hatch of a tank and/or on a support which is adapted to be mounted on a hatch of a tank. The arrangement comprises a transmitter for transmitting measuring signals at least along a first axis for determining the fill level of the tank; a receiver for receiving echo signals corresponding to the distance to the surface; a first processing circuitry for receiving the echo signals and to determine a fill level of the tank based on the echo signal; an inclinometer attached to the support and adapted to generate an inclination output corresponding to the inclination relative the surface normal; a second processing circuitry for generating, based on the inclination output, an angular output when there is an angular difference between the first axis and the surface normal. ... Rosemount Inc

11/30/17 / #20170343576

Corrosion-resistant heated air data probe methods

A method of making an air data probe may comprise forming a probe body, forming an interior cavity into the probe body, applying a protective shell to the probe body by an additive manufacturing technique, inserting a heating element into the interior cavity, machining a final profile of the air data probe, and forming a sensing port comprising a port passage defined through the probe body and lined by a portion of the protective shell. . ... Rosemount Inc

11/23/17 / #20170338889

Optically powered transducer module

A sensor assembly comprises a remote data concentrator (rdc) and an optically powered transducer module (optm). The rdc transmits a first optical pulse including a parameter request signal along an optical fiber. ... Rosemount Inc

11/23/17 / #20170334713

Optimized epoxy die attach geometry for mems die

A differential pressure sensor may include a body with a first end, second end and wall wherein the first and second ends comprise isolator diaphragms connected to first and second process fluid inlets. A mems pressure sensor including a pressure sensing diaphragm with first and second sides may be mounted on a hollow pedestal adhesively attached to an annular bottom of a cylindrical cavity wherein the first side of the sensor is coupled to the first isolator diaphragm by a first fill fluid and the second side of the sensor is coupled to the second isolator diaphragm through the interior of the hollow pedestal by a second fill fluid volume wherein the first and second fill fluid volumes are separated by an adhesive seal between the bottom of the cylindrical cavity and the bottom of the hollow pedestal wherein the cylindrical cavity comprises a first cylindrical wall with a first diameter in contact with the annular bottom, a frustroconical portion in contact with the first cylindrical wall and in contact with a second cylindrical wall with a second diameter larger than the first diameter such that the increased distance between the pedestal and the cylindrical wall prevents adhesive moving up the space between the pedestal and cavity wall from the bottom of the cavity when the pressure sensor and hollow pedestal are mounted in the cavity. ... Rosemount Inc

11/23/17 / #20170334578

Method and system for aligning a taxi-assist camera

Apparatus and associated methods relate to aligning a taxi-assist camera such that each image frame of real-time video that the camera generates has a standard presentation format. The taxi-assist camera is configured to be mounted on an aircraft and oriented such that each image frame includes both a specific feature of the aircraft and of nearby objects external to the aircraft. ... Rosemount Inc

10/12/17 / #20170291707

Systems and methods for positioning a hoist and hook

Systems and methods for operating a hoist and hook assembly may determine a position of a target using a position sensor. A hook assembly may be positioned in response to the position of the target as detected by the position sensor. ... Rosemount Inc

10/05/17 / #20170289736

Nfc enabled wireless process communication gateway

A method for connecting a field device to a wireless process communication network is provided. The method comprises bringing the wireless field device within a proximity of a wireless gateway. ... Rosemount Inc

10/05/17 / #20170284845

Polymeric magnetic flowmeter flow body assembly

A polymeric flow tube assembly is provided. The flow tube assembly includes a flow conduit configured to allow fluid flow therethrough. ... Rosemount Inc

09/21/17 / #20170271792

Flex circuit connector configuration

An electronic system includes first and second circuit boards and a flexible circuit connector. The flexible circuit connector is configured to electrically connect the first and second circuit boards. ... Rosemount Inc

09/21/17 / #20170271791

Flex circuit connector configuration

An electronic system of a device includes first and second circuit boards and a flexible connector configured to electrically connect the first and second circuit boards. The flexible connector includes a serpentine portion that includes first, second and third legs. ... Rosemount Inc

09/21/17 / #20170269325

Optical component mounting for high-g applications

An optical assembly for high-g application includes an optical element formed from a brittle material. A rigid frame with a channel surrounds the outer diameter region of the optical element. ... Rosemount Inc

09/21/17 / #20170269119

Symmetric mems piezoelectric accelerometer for lateral noise

Apparatus and associated methods relate to maximizing a signal to noise ratio of an accelerometer by inhibiting signals arising from movements of a proofmass in directions perpendicular to a direction of intended sensitivity. The direction of intended sensitivity of the accelerometer is along an axis of the proofmass. ... Rosemount Inc

09/21/17 / #20170268993

Optically detecting cloud metrics using sampled analog measurements of light reflection

Apparatus and associated methods relate to determining metrics of water particles in clouds by directing light pulses at a cloud and measuring a peak, a post-peak value and a high-frequency fluctuation of light signals reflected from the cloud. The light pulses include: a first pulse having circularly polarized light of a first wavelength; and a second pulse of a second wavelength. ... Rosemount Inc

09/21/17 / #20170268949

Fluid filled elongate pressure sensor

A pressure sensor includes an elongate body which deforms in response to an applied pressure having a cavity formed therein. An isolation diaphragm seals the cavity from a process fluid and is configured to deflect in response to applied process pressure from the process fluid. ... Rosemount Inc

09/21/17 / #20170268913

Flow measurement system for single-use containers

A venturi flowmeter for connection to single-use containers is provided. The venturi flowmeter includes a meter body formed of a polymer and configured to allow fluid flow therethrough. ... Rosemount Inc

09/14/17 / #20170261563

Dc power heater short-to-chassis ground detection circuit

Systems and methods for electronics systems are provided herein. An electronics system may comprise a heating circuit and a fault detection system. ... Rosemount Inc

09/14/17 / #20170259943

Aircraft wing deformation monitoring and analysis system

A wing deformation monitoring and analysis system includes at least one image sensor installed on a portion of the aircraft such that at least one wing of the aircraft is located in a field of view (fov) of the at least one image sensor. The image sensor outputs at least one image signal representing a captured wing image of the at least one wing. ... Rosemount Inc

09/14/17 / #20170259927

Ac power heater short-to-chassis ground detection circuit

Systems and methods for electronics systems are provided herein. An electronics system may comprise a heating circuit and a fault detection system. ... Rosemount Inc

08/24/17 / #20170245345

Led continuous constant irradiance with temperature variation

A temperature-stabilized led irradiance system is provided. The system includes an led. ... Rosemount Inc

08/24/17 / #20170241842

Temperature sensors

A temperature sensor includes a sensor body and a wedge extension. The sensor body extends from a sensor base to an opposed sensor tip along a longitudinal axis. ... Rosemount Inc

08/17/17 / #20170237371

Dynamic motor drive for battery operated devices

A battery powered device includes a battery and a motor controller that is coupled to the battery. A motor is operably coupled to the motor controller. ... Rosemount Inc

08/17/17 / #20170234752

Open diaphragm harsh environment pressure sensor

A pressure sensor comprising a housing, a diaphragm wafer, and an isolator configured to absorb lateral stress. The diaphragm wafer includes a fully exposed diaphragm, a fluid contact surface, a sensing element, and a support portion, where the support portion and the contact surface define a cavity. ... Rosemount Inc

08/10/17 / #20170227404

Total air temperature probes for reducing deicing heater error

A total air temperature probe includes a probe head having an airflow inlet, a main airflow outlet, a main probe head wall extending from the airflow inlet to the main airflow outlet, and a flow separation bend wall positioned between the airflow inlet and the main airflow outlet. The flow separation bend wall is opposite the main probe head wall across a primary flow passage defined through the probe head from the airflow inlet to the main airflow outlet. ... Rosemount Inc

08/10/17 / #20170227402

Total air temperature probe with efficient particle pass through

A total air temperature probe includes a housing having inner surfaces defining an airflow passage, a first section of the airflow passage of the housing having an airflow inlet scoop with a first cross-sectional area and an inertial separation bend downstream of the airflow inlet scoop, wherein the airflow passage is configured to be substantially straight; and a second section of the airflow passage of the housing having a main exit channel and an elongated outlet with a second cross-sectional area, wherein the airflow passage is contoured to direct particle deflections to the elongated outlet, wherein the second section is downstream from the first section, and wherein the first cross-sectional area is greater than the second cross-sectional area. . ... Rosemount Inc

07/27/17 / #20170212091

Standard solution with cleaning reagent for wet chemistry analyzer

A calibration solution for a wet chemistry analyzer is provided. The solution comprises a calibration agent. ... Rosemount Inc

07/27/17 / #20170212065

Non-intrusive process fluid temperature calculation system

A process fluid temperature calculation system includes a first temperature sensor disposed to measure an external temperature of a process fluid conduit. The process fluid temperature calculation system has a stem portion having a known thermal impedance. ... Rosemount Inc

07/27/17 / #20170211962

Radar level gauge system and method with signal propagation path modeling

A method of determining a filling level of a product in a tank, comprising generating and transmitting a transmit signal; propagating the transmit signal towards a surface of the product along a signal propagation path comprising a first portion having known signal propagation properties adjacent to the transceiver and a second portion adjacent to the first portion; receiving a reflection signal resulting from reflections at impedance transitions encountered by the transmit signal, including the surface of the product; determining a first measurement relation based on a timing relation between the transmit signal and the reflection signal; determining a second measurement relation based on the first measurement relation and the known signal propagation properties; and determining the filling level based on the second measurement relation.. . ... Rosemount Inc

07/20/17 / #20170205440

Mems peizoelectric accelerometer with built-in self test

Apparatus and associated methods relate to an accelerometer having first and second piezoelectric transducers that are electrically isolated but mechanically coupled one to another via a coupling member. The first piezoelectric transducer is configured to induce a mechanical deformation of the coupling member in response to an electrical excitation signal received by the first piezoelectric transducer. ... Rosemount Inc

07/20/17 / #20170205303

Compact or miniature high temperature differential pressure sensor capsule

A differential pressure sensor includes a body having a first end, a second end, and a wall. The first end and second end include isolator diaphragms connected to external first and second process fluid inlets. ... Rosemount Inc

07/20/17 / #20170205299

Pseudo differential pressure sensing bridge configuration

Apparatus and associated methods relate to generating a signal indicative of a differential pressure using a first absolute pressure sensor and a second absolute pressure sensor, each having a positive relation transducer configured to generate an electrical signal that increases in response to increasing pressure and a negative relation transducer configured to generate an electrical signal that decreases in response to increasing pressure. The first and second positive relation transducers of the first and second absolute pressure sensors, respectively, are electrically connected as a first leg of a wheatstone bridge at a first output node. ... Rosemount Inc

07/20/17 / #20170205220

Passive temperature error compensation for sensors

A sensor system includes a plurality of strain gauges and a passive compensation circuit. The plurality of strain gauges are configured to provide an output voltage indicative of a sensed pressure using an input voltage. ... Rosemount Inc

07/20/17 / #20170203954

Mems pressure sensor with modified cavity to improve burst pressure

A method for producing a silicon based mems pressure sensor includes forming a cavity in a first (100) surface of a silicon wafer with first and second parallel (100) surfaces wherein the angle between the walls of the first cavity and the first (100) surface where they intersect the first (100) surface are greater than 90 degrees and the remaining material between the bottom of the cavity and the second parallel (100) surface comprises a flexible diaphragm. The method also includes forming a backing wafer, having a through hole, and bonding the silicon wafer to the backing wafer such that the hole in the backing wafer matches up with the cavity in the second side of the (100) silicon wafer. ... Rosemount Inc

07/13/17 / #20170199218

Angle of attack vane with differential pressure validation

An angle of attack sensing system includes a rotatable vane, a first pressure sensing port, a second pressure sensing port, a vane position sensor, and a fault detector. The rotatable vane includes a first surface and a second surface opposite the first surface. ... Rosemount Inc

06/22/17 / #20170176217

Static reference resolver circuit

A sensor, and method of using the sensor, includes a primary resolver circuit and a static reference resolver circuit. The primary resolver circuit is configured to provide first and second primary analog outputs. ... Rosemount Inc

06/15/17 / #20170167937

Air data probe with elliptical cross section

In one example, an air data probe includes a probe head and an air data sensing port. The probe head defines a longitudinal axis extending from a forward tip of the probe head to an aft end of the probe head. ... Rosemount Inc

06/15/17 / #20170166852

Single-use bioreactor sensor interface

A bioreactor sensing system is presented. The bioreactor sensing system comprises a bioreaction vessel. ... Rosemount Inc

06/08/17 / #20170158347

Synthetic air data output generation

In one example, a method includes receiving, over an aircraft data communications bus, a plurality of non-pneumatic inputs corresponding to aircraft operational parameters. The method further includes processing the plurality of non-pneumatic inputs through an artificial intelligence network to generate an air data output value, and outputting the air data output value to a consuming system for use when a pneumatic-based air data output value is determined to be unreliable.. ... Rosemount Inc

05/11/17 / #20170135063

Positioning system

A positioning system, includes a plurality of anchor stations each configured to transmit a radio frequency signal. A mobile station includes a radio frequency transceiver configured to transmit and receive a radio frequency signal from at least one of the plurality of anchor stations. ... Rosemount Inc

05/11/17 / #20170131383

Positioning system

An ultrawide band two-way ranging based positioning system includes a number of active tags each having a position, and a number of beacons configured for location of a position of a tag of the plurality of active tags. The active tags and the beacons are synchronized continuously to a common time base.. ... Rosemount Inc

05/11/17 / #20170131150

Process variable measurement system with secondary seal

An apparatus for sensing a process variable, includes a housing and a process variable sensor that has an electrical characteristic that changes with a process variable. A first sealed portion is configured to be exposed to a process fluid. ... Rosemount Inc

04/27/17 / #20170115146

Magnetic flowmeter with automatic in-situ self-cleaning

A magnetic flowmeter includes flowmeter electronics and a flowtube configured to receive process fluid flow. The flowtube has a plurality of electrodes disposed proximate an inner diameter to contact process fluid. ... Rosemount Inc

03/30/17 / #20170093533

Process variable transmitter with self-learning loop diagnostics

A two-wire process variable transmitter for use in an industrial process includes a process variable sensor configured to sense a process variable of a process fluid of the industrial process. Output circuitry provides an output on a two-wire process control loop which is related to the sensed process variable. ... Rosemount Inc

03/30/17 / #20170089856

Process variable transmitter with terminal block moisture sensor

A process variable transmitter for use in an industrial process includes a housing having a cavity formed therein. The housing has a barrier which divides the cavity into first and second cavities. ... Rosemount Inc

03/30/17 / #20170089793

Pressure transmitter with overpressure protection

A process fluid pressure transmitter is provided. The process fluid pressure transmitter includes a pressure sensor having an electrical characteristic that changes in response to a deformation of the pressure sensor in response to pressure. ... Rosemount Inc

03/30/17 / #20170089787

High over-pressure capable silicon die pressure sensor

A sensor includes a diaphragm having a bonding portion and a main boss separated from the bonding portion by at least one channel, the main boss having a first side face, a second side face and a chamfered corner face connecting the first side face to the second side face. A base of the sensor has a first contact area aligned with the main boss and separated from the main boss, wherein the bonding portion of the diaphragm is bonded to the base. ... Rosemount Inc

03/30/17 / #20170089786

High over-pressure capable silicon die pressure sensor with extended pressure signal output

A pressure sensor includes a base having a high-pressure contact portion, and a diaphragm positioned over the base and having an external top surface opposite the base. The external top surface is defined within a closed perimeter and external side surfaces extend down from an entirety of the closed perimeter toward the base. ... Rosemount Inc

03/30/17 / #20170089743

Entrained fluid detection diagnostic

A magnetic flowmeter includes at least one coil configured to generate a magnetic field within a process fluid flow. A pair of electrodes is configured to detect an electromotive force within the flowing process fluid in response to the magnetic field. ... Rosemount Inc

03/02/17 / #20170059518

Single-use ph sensor storage solution

A ph sensor for a single-use bioreactor is provided. The sensor includes a ph sensing electrode, a reference system, a storage compartment, and an access mechanism. ... Rosemount Inc

02/16/17 / #20170043881

Flight deck door surveillance and lock control

In one example, a method includes capturing, by a camera system including at least one camera device positioned within an aircraft, image data of an interior of the aircraft. The method further includes determining, by a processing device positioned within the aircraft, that one or more alert criteria are satisfied, and outputting, in response to determining that the one or more alert criteria are satisfied, at least a portion of the captured image for transmission to a ground-based computing device via a wireless communications network. ... Rosemount Inc

02/02/17 / #20170030783

Sensor/transmitter plug-and-play for process instrumentation

A sensor assembly with a sensing element sends a sensor signal from the sensing element to attached process transmitter over sensor connection wires. The sensor assembly has memory circuitry for storing information related to the sensor assembly and interface circuitry that provides for digital communication of the stored information with the attached process transmitter. ... Rosemount Inc

01/26/17 / #20170023393

Correction of natural gas flow calculations for the effects of water vapor

A system for measuring concentration of water vapor in a gas includes a pressure sensor configured to sense a static pressure of the gas and a differential pressure sensor configured to sense a differential pressure. A temperature sensor senses a temperature of the gas. ... Rosemount Inc

01/05/17 / #20170006237

Explosion-proof thermal imaging system

An explosion-proof thermal imaging system is provided. The system include an explosion-proof housing having a window that is configured to allow thermal radiation therethrough. ... Rosemount Inc

01/05/17 / #20170006193

Explosion-proof thermal imaging system

A thermal imaging system is provided. The thermal imaging system includes an explosion-proof housing with an optical window configured to contain an explosive pressure. ... Rosemount Inc

01/05/17 / #20170003246

Oxygen sensor for co breakthrough measurements

A sensor system configured to detect oxygen in an exhaust stream of an industrial process is provided. In one embodiment, the sensor system comprises a probe with an oxygen-detecting sensor, wherein the oxygen-detecting sensor detects a concentration of oxygen in the exhaust stream. ... Rosemount Inc

01/05/17 / #20170003183

Polymeric remote seal system for single-use containers

A polymeric remote seal system is provided for coupling a single-use container to a pressure measurement instrument. The polymeric remote seal system includes a process-side coupling, an instrument-side coupling and a fluidic coupling therebetween. ... Rosemount Inc

01/05/17 / #20170003173

Thermowell with infrared sensor

A thermowell assembly for measuring a process temperature includes an elongate thermowell having a proximal end and a distal end. A bore extends between the two ends with the thermowell assembly configured to extend into a process fluid. ... Rosemount Inc

01/05/17 / #20170003151

Device for measuring total pressure of fluid flow

A device is disclosed for measuring total pressure of a fluid flow comprises a tubular member having an inlet chamber with an inlet opening at a first end of the tubular member. The tubular member also comprises an outlet chamber having an outlet opening at a second end of the tubular member. ... Rosemount Inc








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