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Inst Tools > Blog > Basics

Basics

We have the latest collection of basics of instrumentation topics, industrial instrumentation, and control engineering basic concepts.

Sink or source PNP or NPN Normally Open or Normally Closed Input v. output. output

Sink or Source? Normally Open or Normally Closed?

Why 4-20 mA Current Signal is used instead of Voltage Signal

Troubleshooting a 4-20mA Current loop

what-is-o-ring

What is an O-Ring?

GuideLines for Loop Checks

How to Do Loop Checks During Plant Pre-Commissioning

Instrumentation Logic Checks

How to Do Logic Checks During Plant Pre-Commissioning

Process Control Fundamentals

Process Control Fundamentals

4-20mA Current Loop Components

Why Use a Current Loop?

4-20mA Current Loop

Basics of 4-20mA Current Loop

4 TO 20 MA ANALOG CURRENT SIGNALS

Basics of 4 to 20 mA analog Signals

Understanding-a-Process-Control-Loop

Understanding a Process Control Loop

What is Process Control ?

What is Process Control?

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