Abstract: A closed-loop control valve module for closed-loop controlling a fluid flow is described, which comprises an electrical valve actuator motor, wherein a valve spindle comprising a frustoconical sealing section is displaceable by means of the valve actuator motor along a valve spindle axis and the frustoconical sealing section, depending on the position of the valve spindle, releases or separates off a flow channel connecting a fluid inlet and a fluid outlet. A pressure compensation channel is provided which, at least in the closed state of the closed-loop control valve module, connects an end of the valve spindle opposite the valve actuator motor to a pressure compensation area or the fluid inlet in terms of flow.

Abstract: A fluid housing for a fluid collection system or a fluid distribution system is described, which comprises at least two fluid housing modules adjoining one another along an alignment direction. On each fluid housing module at least one fluid connection is provided, which is connected fluidically to a first central fluid duct via a respectively assigned lateral fluid duct. In addition, on each of the fluid housing modules at least two contact surfaces are provided, which protrude with respect to an assigned fluid housing module basic body along the alignment direction. Adjacent fluid housing modules are positioned in relation to one another via the contact surfaces. Furthermore, a fluid collection system or a fluid distribution system with such a fluid housing is presented.

Abstract: A valve control head is provided, comprising a housing, control electronics, at least one control valve, fluid connections, electrical connections, a first measuring object, rigidly coupled to a first valve closure part, and a position measuring system, comprising measuring electronics and a first position sensor, wherein the first position sensor can detect a position of the first measuring object, and wherein the valve control head comprises a fastening device formed to couple a second position sensor.

Abstract: A fluid meter has a measuring tube which has a fluid channel allowing a fluid (F) to flow through and which has a measuring section in which at least one area of a measuring tube wall is formed as a waveguide for surface acoustic waves, which forms an interface with the fluid (F), and at least one transmitter for exciting acoustic waves in the waveguide as well as at least one receiver for receiving acoustic waves from the waveguide, wherein acoustic waves excited by the transmitter can propagate through the fluid (F) as a bulk wave (V) and the bulk wave (V) has at least one reflection point (IP) on the measuring tube wall. The measuring tube wall has a first wall thickness (T1) in the area of the transmitter and in the area of the receiver and has a second wall thickness (T2) which differs from the first wall thickness (T1) in the area of all reflection points (IP) of the bulk wave (V).

Abstract: A gas transfer system including a housing, a pressurized gas canister held by the housing, a first passageway in fluid communication with the pressurized gas canister and configured to supply pressurized pre-sterilization gas from the pressurized gas canister to a fluid flow component, a gas discharge canister held by the housing; and a second passageway in fluid communication with the gas discharge canister and configured to supply post soak gas from the fluid flow component to the gas discharge canister. A humidification system or device is included for the sterile humidification of sterilizing gas. Additional related devices, systems and methods are provided.

Abstract: A valve drive system for a pneumatic or hydraulic valve is provided, comprising a drive unit and at least two cup-shaped upper casing parts having different geometries, wherein the drive unit comprises a sleeve, a piston being movable in the sleeve in a linear way, a drive spindle mounted on the piston, and a mounting portion, wherein each of the cup-shaped upper casing parts is couplable by means of the mounting portion to the drive unit, to close the valve drive system to the upper side.

Abstract: A modular connection module for a field device is described, comprising an adapter board with at least one multipolar, universal contact area for the connection of plug-in connectors as well as a central electrical output interface for the electrical connection of the modular connection module to the field device. The multipolar, universal contact area is formed to accommodate plug-in connectors with different connection diagrams, wherein the connection diagram is defined by the arrangement of the contacts of the plug-in connector. Further, a plug-in connector assembly and a field device are described.

Abstract: A circuit and a method of controlling a circuit is provided for an electronic control of an electromagnetic drive of an electromagnetic valve. The circuit provides a control signal for the electromagnetic drive which has a high level and a low level. The control signal comprises at least a first time interval having a first duty cycle, an optional second time interval having a second duty cycle, and a third time interval having a third duty cycle, the first, second and third duty cycles being less than one. The first duty cycle is greater than the second duty cycle and the second duty cycle is greater than the third duty cycle.

Abstract: A valve island has at least one valve module and an adapter module, wherein the adapter module includes a first data line and a first voltage supply line, which each extend continuously from an interface on a first front side forming an outer side of the adapter module to an interface on a second side of the adapter module pointing into the valve island. In the adapter module a circuit unit is provided, which within the adapter module is connected to the first data line and/or the first voltage supply line and from which within the adapter module an internal data line and/or an internal voltage supply line proceeds or proceed, which each extends or extend to an interface on the second side of the adapter module.

Abstract: An actuating unit for a process valve is described, which comprises a pilot valve unit, a separate removable seal arranged between two parts through which a fluid can flow, and a piston configured for the adjustment of the process valve. The seal has through openings for the passage of fluid, and the adjacent parts have holes, such that different holes are in fluid communication with each other via the through openings or are fluidically separated due to an intermediate wall portion of the seal depending on the fitting position of the seal. A process valve having such an actuating unit is furthermore described.

Abstract: A valve assembly has a basic module and a plurality of valve modules which are mounted on the basic module side by side along a line-up direction, the basic module having a lower portion, an upper portion and a connecting portion connecting the lower and the upper portion, which enclose a receiving space for at least one valve module on three sides. The basic module has a bottom surface facing outwards and an upper side facing outwards. At least one external fluid connection is provided which is arranged on the bottom surface or on the upper side. Furthermore, at least one external electrical connection is provided which is arranged on the bottom surface or on the upper side.

Abstract: A measuring device with a fluid module is proposed, which comprises a measuring tube through which a fluid can flow and at least one acoustic measuring unit. The at least one acoustic measuring unit comprises at least one transmitter, at least one receiver as well as at least one waveguide. The measuring tube has at least one measuring section with a substantially angular internal cross section and at least one connecting section with a non-angular internal cross section, wherein the measuring tube has at least one transition section, which extends between the measuring section and the connecting section. The transition section has an internal cross section identical to the internal cross section of the measuring section at an end allocated to the measuring section and further an internal cross section identical to the internal cross section of the connecting section at an end allocated to the connecting section. Furthermore, a fluidic system is described.

Abstract: A valve assembly has a basic module and a plurality of valve modules which are mounted on the basic module side by side along a line-up direction. The basic module is composed of a first and a second leg which extend at an angle with respect to each other such that the two legs delimit a receiving space for the valve modules on two sides, a fluid area being provided on the first leg which has a fluid connection face formed on an inside of the first leg which is turned towards the second leg and on which fluid connections are provided which communicate with fluid connections of the valve modules. All fluid connections of the valve modules communicate with fluid connections of the fluid connection face. An electrical area in which electrical connections communicating with electrical connections of the valve modules are provided is provided on the second leg.

Abstract: A diaphragm valve including an axially driven valve spindle provides a pressure member, which allows to directly couple the diaphragm to the valve spindle. The same pressure member may always be used for coupling, irrespectively of the type of fastener, which is integrated in the diaphragm.

Abstract: A fluid housing in the form of a valve or sensor housing has a plastically shaped outer housing body made of metal with a fluid inlet and a fluid outlet, which have protruding tubular ports. On the outer circumference of the ports clamping rings are seated, which are welded to the associated port without the port being welded through.

Abstract: A method of controlling a valve plunger of a valve makes provision that, prior to the operation, the valve individually runs through a set-up procedure on the basis of a detected closed position, in which set-up procedure the valve plunger exerts an additional force in the direction of the valve seat beyond a detected closed position. The corresponding valve is equipped with an integrated valve controller which performs a corresponding set-up procedure automatically prior to the operation.

Abstract: A gas transfer system including a housing, a pressurized gas canister held by the housing, a first passageway in fluid communication with the pressurized gas canister and configured to supply pressurized pre-sterilization gas from the pressurized gas canister to a fluid flow component, a gas discharge canister held by the housing; and a second passageway in fluid communication with the gas discharge canister and configured to supply post-sterilization gas from the fluid flow component to the gas discharge canister. The system may include devices directed to disinfection of fluid flow components, members, or fluid zones, and methods for their use. Additional related devices, systems and methods are provided.

Abstract: An electronics module for coupling to a module arrangement, in particular valve island, in a line-up direction, comprises a casing which comprises a front side, a back side, an upper side, a bottom side and two opposite lateral surfaces extending along the line-up direction in relation to a state mounted on the module arrangement. In the casing an electronics is accommodated and at least a first bus connection and two second bus connections are provided, which are connected to the electronics within the casing. The at least one first bus connection is arranged either on the upper side or on the bottom side, while a second bus connection is arranged on each of the lateral surfaces, respectively. A module assembly comprises a module arrangement, in particular a valve island, and an electronics module, wherein the electronics module directly abuts on the module arrangement in the line-up direction, and is detachably connected thereto in a non-destructive manner.

Abstract: An electronic module for an I/O modular system comprises a housing, a plug-in connection for the coupling to a connection of the I/O modular system, and at least one locking lever which has an actuating end arranged on the side turned away from the plug-in connection, and a locking portion. The locking lever has at least one light-conducting portion. A light source is associated with the locking lever. A light exit face is provided in the region of the actuating end of the locking lever.

Abstract: A linear valve drive for connection to a valve body which has a valve seat is described, wherein said linear valve drive comprises a drive housing, a valve closure element and a piezoelectric actuator which is arranged within said drive housing. Said valve closure element is displaceable in the axial direction between an open position and a closed position by means of said piezoelectric actuator and an interposed actuating device. Said piezoelectric actuator is supported on said actuating device via its side directed towards the valve closure element. Said linear valve drive comprises an adjusting device which is configured such that an idle stroke of said linear valve drive is adjustable. A valve is also described.