Valves

Controlling two variables with one valve

How to properly manage override and selective control
Valves

Control valve selection and sizing data

How to best ensure you’re using reliable information
Valves

Role of FL and XT in sizing control valves

Explaining the factors affecting pressure drop and recovery
Valves

Sequencing split-range valves

Examining best practices for low-flow and high-flow valve applications
Source: Emerson
Fisher FIELDVUE DVC7K digital valve controller uses real-time edge computing to provide diagnostics, alerts and recommendations to improve performance, reliability and uptime.
Valves

Advice at the device—and remotely

Digital valve controller employs real-time, edge computing to deliver diagnostics, alerts and recommendations
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Valves

Ask the experts: Relief valves and back pressure

Is it best to use balanced bellows, pistons or both?
Valves

Reader feedback: December 2021

A reader writes in to comment on one of Greg McMillan's recent articles, and he responds.
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Valves

How valve failure modes interact with controller actions and process loads

This column is moderated by Béla Lipták, automation and safety consultant and editor of the Instrument and Automation Engineers' Handbook (IAEH). If you have an automation-related...
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Valves

Potable water control valve smackdown

Also, can switches and transmitters "vote" in the same safety system election?
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Valves

How to know if the tuning or the valve is responsible for oscillations

Our experts propose solutions to address excessive valve oscillations
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Valves

Product roundup: Valves and friends combine capabilities

Actuators and accessories merge electric, pneumatic, I/O, power and severe service functions