Industrial Controls Knowledge Base

Educational guides for plant specialists, environmental managers, maintenance teams, and controls teams covering troubleshooting, PLC migration, HMI/SCADA, combustion interfaces, and industrial controls fundamentals.

Knowledge Base

Technical guides written by controls specialists — for plant specialists, environmental managers, and maintenance teams.

6 Articles
Free Always
Industrial Controls · TO/RTO · Modernization
Talk to a specialist →
PLC Migration

When to Upgrade Your Industrial PLC: 5 Signs It's Time

Aging Allen-Bradley PLC-5 and SLC-500 systems are increasingly difficult to support. Learn the 5 warning signs that mean it's time to plan a migration — before the hardware fails.

~7 min read

Read Article →
Controls Fundamentals

Industrial Controls Guide for Process Equipment: PLC, HMI, SCADA, and BMS

A practical guide to how PLCs, HMIs, SCADA systems, and burner management systems fit together on thermal oxidizers, furnaces, boilers, conveyors, and process equipment.

~8 min read

Read Article →

How Does a Regenerative Thermal Oxidizer Work?

RTO basics: thermal chambers, ceramic media, valve switching, and heat recovery.

~5 min read

Read Article →

What Does a PLC Do in Thermal Oxidizer Controls?

Role of PLCs in oxidizer sequencing, interlocks, BMS, and data logging.

~5 min read

Read Article →

Have a controls question?

Describe the equipment, current symptoms, and records available. VIR Automation can help determine whether controls, instrumentation, or another discipline should be reviewed.

Request a Controls Review