Abstract: An adapter for a pressure vessel comprising a first connection for coupling to a device for filling and/or withdrawing a fluid, in particular a gas, a second connection for a fluid-tight connection with the pressure vessel, and a line section. The line section extends along a longitudinal axis and connects the first connection with the second connection and thereby a gas-permeable connection between the first connection and the second connection exists or can be established via an interior space. At least one sensing unit s set up to detect at least one physical quantity and to convert it into at least one measurement signal. An evaluation unit is connected to the sensing unit and the evaluation unit is set up to process and/or evaluate the measurement signal and to make it available as an output signal via the communication interface.

Abstract: A gas densimeter for monitoring a pressure or density of a gas in a gas chamber with a housing having a first housing chamber and a measuring chamber, a first coupling, via which the measuring chamber can be connected to the gas chamber, at least one reference bellows, which is connected directly or indirectly in particular to a transmission element, and at least one transmitting and/or monitoring unit, which is or can be operatively connected directly or indirectly to the transmission element. In this regard, the measuring chamber has a gas-permeable connection to the gas chamber via the first coupling and the reference bellows forms a reference chamber filled with a constant amount of a reference gas. A surface section covering the reference chamber is provided or reachable at least partially within the first housing chamber or measuring chamber as a measuring surface for the gas from the gas chamber.

Abstract: A service system for gas compartments with a gas treatment device for treating a gas present in at least one gas compartment, at least one sensor device for monitoring at least one gas property of the gas, at least one connection coupled to the gas treatment device and the at least one sensor device, which connection is intended for coupling to the gas compartment, at least one conveying device for conveying a gas from the gas compartment into the gas treatment device and from the gas treatment device at least indirectly back into the gas compartment, and at least one control unit which is connected at least to the sensor device and monitors and controls at least the conveying device and/or the gas treatment device.

Abstract: A flow meter for determining the flow velocity of a fluid in a media line, having a sensor base having a bluff body and a sensor body, an electronics unit and a signal interface. The bluff body is arranged substantially upstream of the sensor body in the direction of flow. The sensor body has a carrier part and a substrate arrangement having at least one ceramic substrate, and an anemometer sensor unit and a vortex meter sensor unit are arranged on the substrate arrangement.

Abstract: A sensor for detecting pressure and/or filling level and/or flow rate and/or density and/or mass and/or temperature, wherein a sensor component is coupled to a further sensor component by nanowires, and wherein the sensor components are fixed, sealed or electrically contacted to one another. For example, a sensor component is connected directly to a printed circuit board through nanowires.

Abstract: A thermocouple sensing structure for measurement of a temperature distribution inside of a vessel (10) filled fully or partially with multi-phase fluid consisting of residue oil, hydrogen, cracked oil/gas products, sulfur, catalyst particles or catalyst droplets, etc., the thermocouple sensing structure consists of a support structure (1) and a number of thermocouple sensing elements (3), the thermocouple sensing elements (3) are partially or fully covered by the support structure (1), and wherein the closed tip (3B,3C,3D,3M) of the thermocouple sensing element (3) is passed through the support structure (1) to the inside of the vessel (10). And a support structure (1) for fixation of a thermocouple sensing element (3) in a vessel (10), in particular suitable for use in thermocouple sensing structure, the support structure (1) has a protection portion for protection of at least a lower portion of at least one thermocouple sensing element (3) relative to an upward flow direction of a fluid in the vessel (10).

Abstract: A flow-through pressure transducer comprising a cylindrical diaphragm positionable to allow fluid to flow therethrough which responds to variations in fluid pressure to generate an electrical signal proportional to such variations and which is incorporated in a housing for interconnecting with fluid delivery tubing. The diaphragm is made of relatively thin resilient metal, shaped to be a tube, elliptical in cross-section, with transducers, located on the elliptical major and minor axes which change their electrical state in response to movement of the diaphragm walls, and which are coupled in a bridge circuit for signal measurement. The housing is constructed for either gage or absolute fluid pressure measurements.

Abstract: A sensor for detecting pressure, filling level, density, temperature, mass and/or flow rate, wherein at least one central sensor component is coupled to a further component by nanowires and wherein the sensor component is stiffened, fixed and/or electrically contacted this way.

Abstract: A protective tube, in particular for sealed introduction into a process space having a flow directed in a direction, having a hollow body, which is closed at its lower end, an opening at its upper end for introducing a temperature sensor; and at its upper end has a contour for sealing to a process space. The hollow body is cylindrical inwardly, an outer contour of the hollow body tapers toward the closed lower end, and at least in sections, at least one helix structure is arranged on the outer contour and/or at least in sections, at least one helix structure is arranged in the outer contour. A gas sample collector for introduction into a process space is also provided.

Abstract: A gas densimeter for monitoring a pressure or density of a gas in a gas chamber with a housing having a first housing chamber and a measuring chamber, a first coupling, via which the measuring chamber can be connected to the gas chamber, at least one reference bellows, which is connected directly or indirectly in particular to a transmission element, and at least one transmitting and/or monitoring unit, which is or can be operatively connected directly or indirectly to the transmission element. In this regard, the measuring chamber has a gas-permeable connection to the gas chamber via the first coupling and the reference bellows forms a reference chamber filled with a constant amount of a reference gas. A surface section covering the reference chamber is provided or reachable at least partially within the first housing chamber or measuring chamber as a measuring surface for the gas from the gas chamber.

Abstract: A measuring system for a physical variable, the measuring system having a housing, a measuring tube having at least one tubular deformation body having a cross-section which is deformed at least partially and which is configured to expand elastically under pressure, two feed sections attached to end sections of the deformation body, two sealing sections for sealingly coupling the measuring system to a process, and two molded support sections to carry the housing. A measuring sensor system measures values of at least one of a stretching or a widening at at least two points on a section of the deformation body. An evaluation unit evaluates measured values of the stretching and widening and outputs them as a measurement signal. The housing at least partially surrounds and stabilizes the measuring tube on an outside and is provided with a vacuum and/or a negative pressure compared to the outside atmosphere.

Abstract: A housing for a measuring instrument comprising a housing part, a cover connectable to the housing part in a detachable manner and by means of which a housing opening of the housing part is closable, and a sealing element. The housing part has a central axis, which coincides congruently with a central axis of the cover when closed. The cover has at least one sealing surface on which the sealing element comes to rest at least when the housing part is completely closed. The housing part has at least one sealing surface on which the sealing element rests when the housing part is closed with the cover. A surface line of the sealing surface of the housing part and/or a surface line of the sealing surface of the cover are/is rotated with respect to the central axis, at least when the housing part is completely closed.

Abstract: A pressure-actuated switch having a pressure port, a diaphragm, a range spring, an actuator plate, a differential plate, and an electrical switch. A certain pressure level moves the diaphragm against the range spring at the pressure port and thus deflects the actuator plate. The actuator plate is coupled to the electrical switch via a snap spring, wherein the electrical switch can be switched on or off via the deflection of the actuator plate and the snap spring. The differential plate controlled by a differential spring is connected to the actuator plate and supports the actuator plate in a first portion of movement, wherein the differential plate is decoupled from the actuator plate in a second portion of movement of the actuator plate.

Abstract: A gas densimeter for monitoring a pressure or density of a gas in a gas chamber with a housing having a first housing chamber and a measuring chamber, a first coupling, via which the measuring chamber can be connected to the gas chamber, at least one reference bellows, which is connected directly or indirectly in particular to a transmission element, and at least one transmitting and/or monitoring unit, which is or can be operatively connected directly or indirectly to the transmission element. In this regard, the measuring chamber has a gas-permeable connection to the gas chamber via the first coupling and the reference bellows forms a reference chamber filled with a constant amount of a reference gas. A surface section covering the reference chamber is provided or reachable at least partially within the first housing chamber or measuring chamber as a measuring surface for the gas from the gas chamber.

Abstract: A membrane device/membrane having a flexible membrane section. A first side of the membrane section is exposed to a process medium and a second side has a layer structure, which includes at least a first layer and a second layer. The first layer has a coefficient of thermal expansion, the value of which lies between the values of the coefficients of thermal expansion of the membrane section and the second layer. The second layer, with respect to the process medium or a component of the process medium has a permeability that is lower than the corresponding permeability of the membrane section. A pressure transmitter and a pressure sensor comprising such a membrane device is provided, as well as a use for a membrane device.