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PLC Switch Actuation Status

S Bharadwaj Reddy
Allen-Bradley MicroLogix 1000 controller
Determine the necessary PLC switch actuation status (i.e. low versus high process stimulus) to turn the yellow lamp on....

Sketch a Ladder Diagram for PLC to Energize the Lamp

S Bharadwaj Reddy
PLC Questions - 1
Sketch a Ladder Diagram program for this PLC to energize the lamp if the following input conditions are met....

PLC connected to Three Pushbutton Switches

S Bharadwaj Reddy
PLC Circuit Answers
Suppose we have a PLC connected to three pushbutton switches. Sketch a Ladder Diagram program for program example....

Questions on Allen-Bradley MicroLogix 1000 PLC

S Bharadwaj Reddy
Allen-Bradley MicroLogix 1000 PLC
Suppose we have an Allen-Bradley MicroLogix 1000 PLC and two pressure switches we need to connect to it....

PLC Programming Question & Answer

S Bharadwaj Reddy
PLC Programming Questions
Question & Answer - A PLC has been programming to control the starting and stopping of a three-phase electric motor....

Example PLC Program

S Bharadwaj Reddy
PLC Program
A PLC has been programming to control the starting and stopping of a three-phase electric motor....

Identify the Problem in the PLC Program

S Bharadwaj Reddy
PLC Program three-phase electric motor
Identify the problem(s) in this PLC program, and modify it so that it will work as it should....

Troubleshooting PLC Permissive Inputs

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PLC program to control pump
We have a problem in one of the PLC Permissive Inputs that there is a programming mistake, do the troubleshooting....

PLC Program to Control a Water Pump

S Bharadwaj Reddy
PLC program to control a water pump
PLC program to control a water pump driven by an electric motor. It will be manually started and stopped by pushbutton switches, and shut down automatically by any one of...

PLC Permissive for Motor Control

S Bharadwaj Reddy
PLC program pushbutton switches
A engineer needs to write a PLC program to control a water pump driven by an electric motor. This water pump will be manually started and stopped by pushbutton switches,...

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