A sensor device, particularly for maritime applications, includes a housing (1) with a pressure connection (7) leading to a pressure sensor (9) that transmits measurement data using a transmission device (17, 19), and with at least one closeable passage opening (31) for connecting the surroundings to at least parts (33) of the housing interior in which the pressure sensor (9) is arranged. The pressure sensor (9) is surrounded by an incompressible medium that is separated from the surroundings by an elastically-yielding, media-tight separating arrangement (49).

A mountable sensor assembly for mounting on the sheet metal panel of a vehicle. The mountable sensor assembly may include a sensor circuit and a sensor housing assembly. The sensor housing assembly may include a first mounting surface, a second mounting surface, and a connector. The first mounting surface being on first side of the connector such that mounting first mounting surface to the dry side of the sheet metal panel would comprise a dry side mounting of the mountable sensor assembly, and mounting the second mounting surface to the wet side of the sheet metal panel would comprise a wet side mounting of the mountable sensor assembly.

Example systems, apparatuses and methods are disclosed for detecting a gas leak. An example system comprises a sensor sub-module, a processor sub-module, and a barrier structure configured to restrict flame spread between the sensor sub-module and the processor sub-module. The barrier structure comprises a first housing part, a second housing part, and a printed circuit board disposed in a cavity structure formed by the first housing part and the second housing part. The barrier structure further comprises a first electrical connector configured to provide a first electrical connection to the sensor sub-module. The barrier structure further comprises a second electrical connector configured to provide a second electrical connection to the processor sub-module.

A pressure-sensing system is presented. The pressure-sensing system comprises a single-use container. The pressure-sensing system comprises a disposable process connector configured to couple directly to the single-use container. The disposable process connector has a deflectable diaphragm. The pressure-sensing system comprises a pressure transducer. The pressure transducer is removably coupled to the disposable process connector. The pressure transducer comprises an isolation diaphragm positioned adjacent the deflectable diaphragm of the disposable process connector. The pressure transducer comprises a pressure sensor module operably coupled to the isolation diaphragm. The pressure transducer also comprises a controller coupled to the pressure sensor. The controller is configured to transmit a detected indication of pressure within the single-use container. A pressure transducer for a single-use container includes a polymeric housing and a base having an isolation diaphragm. A sensor module is coupled to the base, and has a pressure sensor operably coupled to the isolation diaphragm. Circuitry is disposed within the polymeric housing and coupled to the pressure transducer. The circuitry includes a microprocessor configured to obtain a pressure measurement from the pressure sensor and provide an output signal based on the measured pressure.

Certain improvements in thin film sensors are disclosed, with particular emphasis on aircraft applications. In certain embodiments, dielectric isolation washers have been provided between the pressure sensor and the interior surface of the exterior metal housing of the sensor assembly. In this manner, high voltage inputs from a lightning strike or other source that reach the sensor housing are not transmitted to the sensor. In one embodiment, the dielectric washers, insulators, and potting compounds isolate the metal thin film pressure sensor from all adjacent metal components in the assembly with non-conducting insulating materials like Torlon, zirconia and nylon. Besides their high dielectric strength, these materials exhibit excellent compressive strength and outstanding resistance to wear, creep and chemicals. Certain minimum thickness for these components are described. The present thin film pressure sensor embodiments can attain a dielectric rating of 1500 VAC.

A pressure sensing apparatus for a vehicle may include: a sensor element configured to measure a change in air pressure by a vehicle collision; a housing unit into which the sensor element is seated, and including a terminal unit electrically coupled to the sensor element, the housing unit being fixed to a vehicle body; a cover unit removably installed on the housing unit; and an elastic pressing unit including a first end coupled to the cover unit, and a second end protruding toward the sensor element and pressing the sensor element, the elastic pressing unit being made of elastically deformable material. An area of a pressing surface of the elastic pressing unit that faces the sensor element may be equal to or less than an area of a surface of the sensor element that faces the pressing surface.

An adapter for a diaphragm seal, having a first coupling area for fluid-tight coupling with a process port, a second coupling area for fluid-tight coupling with a diaphragm seal and an adapter diaphragm, which is disposed fluid-tight at a junction between the first coupling area and the second coupling area and is designed to come into contact with a seal diaphragm in a mounted state of the diaphragm seal. A measuring system is also provided for measuring a pressure, a fill level and/or a temperature of a process medium within an apparatus, and an apparatus of this type.

A fluid monitoring assembly includes a conduit having a wall defining a lumen for carrying fluid. A sensor mount is integrally formed with the wall of the conduit and extends generally transverse with respect to a longitudinal axis of the conduit, the sensor mount including an aperture defining an inner surface extending to the lumen. The assembly includes a sensor configured to be removably secured within the sensor mount, the sensor having an elongate body terminating at one end thereof in a sensing portion, the elongate body having a male projection on a portion thereof and configured to rest within the inner surface of the sensor mount. The assembly further includes a housing having first and second portions connected to one another, the housing defining an interior portion configured to encapsulate the conduit, at least a portion of the elongate body of the sensor, and the sensor mount.

A physical-quantity-measuring device includes: an outer-case including a bottom and a cylindrical body; a synthetic-resin-made inner-case provided inside the outer-case; a detector that detects a physical quantity; a terminal base including a terminal for transmitting a signal from the detector outward; a cover covering an opening of the outer-case and being different in hardness from the inner-case; a cable whose first end is connected to the terminal; and a cylindrical-cable-drawing portion drawing a second end of the cable and projecting from a circumferential surface of the outer-case. The inner case includes: a case threaded-portion; and a terminal-base-setting portion on which the terminal base is set. The detector includes: a bottom connector connected to the bottom; and a joint attachable to a target. The cover includes: a cover body covering the terminal-base-setting portion; and a cover threaded-portion provided to the cover body and screwable with the case threaded-portion.

A differential pressure sensor includes a containment body including internally a wall creating first and second cavities, a piston slidingly housed in the first cavity and including a magnet mounted on a first axial end thereof, proximal to the wall and a magnetic sensor housed in the second cavity, near the wall for measuring the axial distance of the magnet from the wall and generating a signal representing such distance. The pressure sensor further includes a lighting element for emitting light radiation, a control circuit operatively interposed between the magnetic sensor and the lighting element and configured for varying the light radiation emitted by the lighting element as a function of a variation in the representative signal generated by the magnetic sensor. An interface element includes a radiant surface facing outwards from the body and an optical guide, extending between the lighting element and the radiant surface.