Technical Information

Helpful Articles, Tech Notes and Tutorials

  • Product features & selection
  • Problem solving
  • Applications assistance
  • FAQs

Orange Research’s decades of experience allows us to assist and educate those who buy and use our products. As one of the world’s leading manufacturers of flow and differential pressure measurement devices, our team of engineers and customer service personnel is recognized for expertise, and is ready to provide any assistance you may need.

This section of our website is intended to support our customers and to make helpful information easily accessible.


Device Support

Our technical categories include a variety of information including: product selection; applications assistance; solutions; problem solving; FAQs; technical references; articles and more.

Please check back often as we update and expand this information.

We look forward to working with you in designing a differential pressure or flow monitor for your specific needs.

Technical Information

We are continually updating our reference material. We would appreciate hearing from you about the types of information you would like to see in this section. Please submit your suggestions using our contact page form. Please read more on:

Flow Meters vs. Rotameters

Weather Sealed Gauges & Condensation

Gauge Installation & Mounting Options

Filter Blow-By & Follower Pointer

How To Field Adjust A Differential Pressure Gauge Switch

Why Differential Pressure Gauges?

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We design, customize and apply innovative engineering solutions.

WARNING: Some of our products contain Nickel, a chemical known to the State of California to cause cancer. For more information go to:

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