What are Analog and Digital Signals? Differences, Examples
Analog signals are continuous and digital are discrete. Learn what are analog and digital signals and differences between them.
Basics
We have the latest collection of basics of instrumentation topics, industrial instrumentation, and control engineering basic concepts.
Difference between Accuracy, Tolerance, Uncertainty, and Error
Learn the difference between accuracy, tolerance, measurement uncertainty, and error in the calibration field.
Difference between PFD and P&ID with Example
Process diagrams can be divided into two major categories. Process Flow Diagrams (PFD) and Process and Instrument Drawings (P&ID).
Why 4-20 mA Current Signal is used instead of Voltage Signal?
Learn why 4-20 mA current signal is used in industrial automation plants instead of a voltage signal 0-5v, 0-10v etc.
What is Electrical Conduit? Types, Advantages, Disadvantages
The purpose of an electrical conduit is to protect the enclosed cable wiring from fires, mechanical damages, and corrosion.
What is Power Cable? Types of Power Cables
The power cable is an electrical cable that comprises one or more conductors held together with an overall sheath.
Difference between Smart Transmitter and Ordinary Transmitter
Key differences between ordinary transmitter and smart transmitter are Performance, Rangeability, Remote Adjustability, and Reliability.
What is a SMART Transmitter?
SMART transmitter stands for Single Modular Auto-ranging Remote Transducer. It superimpose communication signal on the analog current.
Sensors and Transducers Classification
Learn the different classification of sensors and transducers in the industrial instrumentation and measurement systems.
Instrument Loop Test Requirements and Operation Procedures
Learn how to do instrument loop test requirements and the operation procedures for the different transmitters and switch.