Elemental Scientific, Inc.

Valve assemblies are described that provide magnetic coupling between a valve actuator and a valve body housing the valve rotor and stator. A valve assembly embodiment, includes, but is not limited to, a valve body, the valve body including at least one magnet, and a rotor and a stator configured to define a plurality of fluid flow passageways; a valve actuator configured to drive the rotor via a drive shaft; and an actuator mount coupled to the valve actuator and configured to magnetically couple with the at least one magnet of the valve body to magnetically couple the valve body and the valve actuator.

Rotary valve systems with integrated sensors are described that facilitate stabilizing electrical connection from a valve actuator. A valve system includes a rotary valve comprising one or more ports configured to receive one or more fluids. The valve system further includes an actuator attached to the rotary valve, wherein the actuator comprises a power connection fed from electronics associated with the actuator. The valve system further includes an actuator cap attached to the actuator, the actuator cap configured to allow the power connection to pass through, wherein the actuator cap comprises one or more apertures, a valve collar with an integrated press-on connector configured to be attached to the actuator cap, wherein the valve collar comprises an electronic feedthrough passage for the power connection, a retainer portion comprising one or more retainer pins, wherein the one or more retainer pins are configured to mate with the one or more apertures on the actuator cap, the retainer portion configured to allow electrical connection between the power connector and a sensor connector when the one or more retainer pins fit within the one or more apertures on the actuator cap, and a sensor housing adjacent to the rotary valve and configured to support one or more sensors disposed with respect to one or more fluid lines coupled to the one or more ports of the rotary valve, the sensor connector configured to transmit signals from the one or more sensors to the actuator.

Valve assemblies are described that provide magnetic coupling between a valve actuator and a valve body housing the valve rotor and stator. A valve assembly embodiment, includes, but is not limited to, a valve body, the valve body including at least one magnet, and a rotor and a stator configured to define a plurality of fluid flow passageways; a valve actuator configured to drive the rotor via a drive shaft; and an actuator mount coupled to the valve actuator and configured to magnetically couple with the at least one magnet of the valve body to magnetically couple the valve body and the valve actuator.

A valve system includes, but is not limited to, a rotary valve; an actuator coupled with the rotary valve, wherein the actuator comprises a power connection fed from electronics associated with the actuator or coupled to the actuator; an actuator cap coupled with the actuator, the actuator cap configured to allow the power connection to pass through; a valve collar configured to be attached to the actuator cap, wherein the valve collar comprises an electronic feedthrough passage for the power connection; a sensor housing adjacent to the rotary valve and configured to support one or more sensors; and a retainer portion coupled with the rotary valve, the retainer portion configured to couple with the actuator cap through mating of respective retainer pins and apertures to allow electrical connection between the power connector and the sensor connector while remaining fixed with respect to the valve collar.

Rotary valve systems with integrated sensors are described that facilitate stabilizing electrical connection from a valve actuator. A valve system includes a rotary valve comprising one or more ports configured to receive one or more fluids. The valve system further includes an actuator attached to the rotary valve, wherein the actuator comprises a power connection fed from electronics associated with the actuator. The valve system further includes an actuator cap attached to the actuator, the actuator cap configured to allow the power connection to pass through, wherein the actuator cap comprises one or more apertures, a valve collar with an integrated press-on connector configured to be attached to the actuator cap, wherein the valve collar comprises an electronic feedthrough passage for the power connection, a retainer portion comprising one or more retainer pins, wherein the one or more retainer pins are configured to mate with the one or more apertures on the actuator cap, the retainer portion configured to allow electrical connection between the power connector and a sensor connector when the one or more retainer pins fit within the one or more apertures on the actuator cap, and a sensor housing adjacent to the rotary valve and configured to support one or more sensors disposed with respect to one or more fluid lines coupled to the one or more ports of the rotary valve, the sensor connector configured to transmit signals from the one or more sensors to the actuator.

Valve assemblies are described that provide magnetic coupling between a valve actuator and a valve body housing the valve rotor and stator. A valve assembly embodiment, includes, but is not limited to, a valve body, the valve body including at least one magnet, and a rotor and a stator configured to define a plurality of fluid flow passageways; a valve actuator configured to drive the rotor via a drive shaft; and an actuator mount coupled to the valve actuator and configured to magnetically couple with the at least one magnet of the valve body to magnetically couple the valve body and the valve actuator.

Rotary valve systems with integrated sensors are described that facilitate stabilizing electrical connection from a valve actuator. A valve system embodiment includes, but is not limited to, a multi-port rotary valve; an actuator attached to the multi-port rotary valve, wherein the actuator comprises a power connection fed from electronics associated with the actuator; an actuator cap attached to the actuator, the actuator cap configured to allow the power connection to pass through; a valve collar with an integrated press-on connector, wherein the valve collar comprises an electronic feedthrough passage for the power connection; and a retainer portion comprising two retainer pins, wherein the two retainer pins are configured to mate with apertures on the actuator cap, the retainer portion configured to allow electrical connection between the power connector and a sensor connector when the two retainer pins fit within the two apertures on the actuator cap.