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Control Valve Stroke Length Calculator

Control valves function through modifications to the flow passage diameter which directs signal-controlled flow...

Essential Control Valve Performance Parameters

Table of ContentsDead Band & BacklashActuator-Positioner DesignResponse TimeValve TrimDead TimeGainHysteresisInherent CharacteristicShaft Wind-UpValve Capacity (Cv...
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Relays for Star-Delta motor, Timer relay and Overload relay

Timer Relay: Attached to the main contractor serves as a switch from the Star relationship...

How switches and relays work ?

How switches work and their structure The switches are used to facilitate or interrupt a...

PLC programming – Latching relays

The Latching relays are designed to keep the relay closed after the coil power...

Different types of time delay relays

Introduction Time delay devices are used for delaying the start-up, shutdown, recycling, or continuation of...

Time delay relays

Introduction The time delay relays are special purpose relays or logic components that have some...

Basics of Relays

INTRODUCTION A relay is an electrically operated switch. Relays are a remote control electrical switch that...

Essential Control Valve Performance Parameters

Table of ContentsDead Band & BacklashActuator-Positioner DesignResponse TimeValve TrimDead TimeGainHysteresisInherent CharacteristicShaft Wind-UpValve Capacity (Cv...

Easy Pull-Up Resistor Calculator for PLC Inputs in Discrete Sensor Applications

Table of ContentsWhat is a PLC?What is a Pull-Up Resistor in PLC Applications?PLC Input...

PLC Hardware: Modules,Types, Functions, and Applications

Table of ContentsTypes of PLC HardwareCompact PLC (Fixed PLC)Modular PLCRack-Mounted PLCWhat are the different...

Factory Acceptance Test (FAT) Procedure & Checklist for Marshalling Cabinets

Table of ContentsPurpose of the FAT Procedure for Marshalling CabinetScope of the FAT Procedure...

Shutdown Maintenance Procedure for Marshalling Cabinets in Process Plant

Table of ContentsPre-Maintenance PreparationSafety PrecautionsRequired Tools, Documents and EquipmentShutdown Maintenance ProcedureInspection of Marshalling Cabinet...

Step-by-Step Procedure for Troubleshooting PLC Digital Outputs

Table of ContentsStep 1: SafetyStep 2: Documentation Review and Preliminary ChecksStep 3: Check for...

Latest articles

Control Valve Stroke Length Calculator

Control valves function through modifications to the flow passage diameter which directs signal-controlled flow...

Essential Control Valve Performance Parameters

Table of ContentsDead Band & BacklashActuator-Positioner DesignResponse TimeValve TrimDead TimeGainHysteresisInherent CharacteristicShaft Wind-UpValve Capacity (Cv...

Cause-and-Effect Diagrams in Process Industries: Test Your Knowledge

The Cause-and-Effect Diagram in Instrumentation and Control Engineering quiz welcomes you to its examination....

Easy Pull-Up Resistor Calculator for PLC Inputs in Discrete Sensor Applications

Table of ContentsWhat is a PLC?What is a Pull-Up Resistor in PLC Applications?PLC Input...