Design Tips for Selecting Sensing Probes
This application note from Delta Controls outlines selection and installation criteria for using admittance probes to monitor the level of powders, liquids and other materials. Dielectric constants of more than 200 materials are included.
Taking Toxics Out of the Air
This 34-page PDF white paper discusses the technology and performance-based standards implemented by the EPA during the last 10 years and how they will assist in removing harmful toxins from the air.
Enivironmental Protection Agency
Hygienic Feeder Design
Specifying a hygienic bulk solids feeder is not a simple task. The wide variety of requirements needed
for specific applications are similar in scope to explosion proof environmental requirement variations.
Security vulnerability assessment revealed
Plant security is a key priority at many plants. This 10-page paper provides background what the methodology for a plant vulnerability analysis involves. It covers topics such as how to get started, available tools, and risk assessment.
Fisher control valve handbook
This 295-page PDF whitepaper is a control valve resource that has been consistently updated for 30 years. It contains vital information on control valve performance and latest technologies.
Understanding alarm management
This nine-page PDF whitepaper discusses the pitfalls of alarm management and how mistakes in the past have been quite costly. It then addresses these mistakes and gives an overview of proper alarm management.
How to control a process with long dead time
A process with a large dead time presents a special challenge for a controller -- any controller. This short paper explains how to get the best control of large dead time processes.