Search Results for: relay
- Electrical
Time delay relays
Introduction The time delay relays are special purpose relays or logic components that have some characteristics of both relays and…
Read More » - Electrical
What is Microprocessor Based Relay?
Introduction Microprocessor relays provide many functions that were not available in electromechanical or solid-state designs. Relay logic is very important…
Read More » - Electrical
Basics of Relays
INTRODUCTION A relay is an electrically operated switch. Relays are a remote control electrical switch that can be switched using low…
Read More » What is a relay ? Internal architecture of a relay
Relays – Relays are switches that open and close circuits when actuates with an electrical signal. A switch is a…
Read More »How to read electrical relay diagram? [Standard symbols used for drawing electrical relay diagram]
In one of the previous post in instrumentpedia I have described how to read an electrical drawing. Now lets look…
Read More »- How to
Pressure Switch Troubleshooting and Maintenance in Industrial Process Areas
Table of ContentsSafety PrecautionTools Required for Pressure Switch TroubleshootingUnderstand the System and Type of Pressure SwitchVisual InspectionProblem No.1 Setpoint ShiftProblem…
Read More » - PLC
Step-by-Step Guide: Converting Electrical Diagrams into PLC Programs for Industrial Automation
Table of ContentsStep 1: Understanding the Electrical DiagramStep 2:Selecting the PLC and SoftwareStep 3:Creating a Program StructureStep 4:Mapping Inputs and…
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Implementation of Control Algorithms in PLC Programming
Table of ContentsWhat is a PLC Algorithm?Components of PLC Control AlgorithmControl Algorithms in PLC ProgrammingPID Control:Function Generator:Fuzzy Logic Control:Position Proportional…
Read More » - Control Valve
Troubleshooting Guide for On-Off / Shutdown Valve Operation: Common Issues and Solutions
Table of ContentsProblem No.1: On-Off Valve Feedback output signal IssueProblem No.2: On-Off Valve is not fully opening or closing and…
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Site Acceptance Test (SAT) Procedure for PLC Systems
Table of ContentsSection 1: Overview of SAT for PLC SystemsSection 2: Pre-SAT PreparationSection 3: Power-Up and Initial ChecksSection 4: System…
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