Interlocking in PLC
Interlocking in PLC is a fundamental concept used in industrial automation to ensure that only one operation occurs at a time under defined conditions. It
Automation
Split Range Control System
A split range control system is widely used in process industries when a single controller output is required to operate two or more final control
Data Types in PLC – Bit, Byte, Integer, Real, String
In PLC programming, understanding Data Types in PLC is essential for writing efficient, reliable, and easy-to-maintain control logic. Data types define how information is stored
Overview of SIEMENS PLC – S7-1500, S7-1200, S7-400, S7-300
Siemens PLCs are among the most widely used programmable logic controllers in the world. From small machines to large industrial plants, Siemens offers PLC solutions
One Shot Rising and One Shot Falling Instructions in PLC
In PLC programming, One Shot Rising (OSR) and One Shot Falling (OSF) instructions are essential for detecting signal changes. OSR triggers a pulse when an
What is Loop Checking? Instrument Loop Checking Procedure
Loop checking is a critical activity carried out during the commissioning phase of an industrial plant to verify that every instrument loop functions correctly from
Difference Between Modbus and Profibus
The main difference between Modbus and Profibus is their level of complexity and performance. Modbus is a simple, open, and low-cost communication protocol used for
PLC Logic Gates – Complete Guide with Ladder Logic Examples
PLC Logic Gates are the foundation of industrial automation and control systems. They allow a Programmable Logic Controller (PLC) to make decisions based on input
What Is a Seal-In Circuit?
A seal in circuit is a control circuit that allows an output to remain energized after the initiating input is released. It is commonly used
PLC Latching Function – Working Principle, Ladder Logic & Practical Examples
The PLC latching function is one of the most commonly used logic techniques in industrial automation. It allows an output to remain energized even after