PLC Programming Question & Answer
Question & Answer – A PLC has been programming to control the starting and stopping of a three-phase electric motor.
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Example 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
Identify the problem(s) in this PLC program, and modify it so that it will work as it should.
Troubleshooting PLC Permissive Inputs
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
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 several “permissive” switches.
PLC Permissive for Motor Control
A engineer needs to write a PLC program to control a water pump driven by an electric motor. This water
Troubleshoot Allen Bradley PLC Logic
A engineer needs to write a program for an Allen-Bradley CompactLogix PLC to control a pressure relieving solenoid valve in
Programmable Logic Controller Questions and Answers
Refer the below Programmable Logic Controller Questions and Answers which are useful for the exam preparation. Programmable Logic Controller Questions 1.
