plc timer questions

PLC Program to Control a Water Pump
  • Practical Questions

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…

3 years ago
  • PLC Tutorials

Ladder Logic Example with Timers

Build the ladder logic example with Timers to turn ON/OFF the lamp using push buttons with respect to program logic…

3 years ago
  • PLC Tutorials

OFF Delay Timer using PLC

This article discusses about OFF delay timer instruction and its working principle using Allen Bradley Programmable Logic Controller (PLC) Ladder…

3 years ago
  • PLC Tutorials

ON Delay Timer using PLC

This article discusses about ON delay timer instruction and its working principle using Allen Bradley Programmable Logic Controller (PLC) Ladder…

3 years ago
  • PLC Tutorials

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…

3 years ago
  • PLC Tutorials

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…

3 years ago
  • PLC Tutorials

How to Interchange ON Delay Timer and OFF Delay Timer in a PLC

Timer functions are most important in PLC Programming. Logics play the important role in PLC Programming. According to PLC programmer’s…

3 years ago
  • Practical Questions

Motor Trip Logic using PLC Programming

Programmable Logic Controller (PLC) Questions and Answers This PLC is being used to start and stop an electric motor, and…

3 years ago
  • Practical Questions

PLC Pump Permissive Interlocks

The following PLC program was written to control the operation of a large electric motor-driven pump. A variety of “permissive”…

3 years ago
  • Practical Questions

PLC Electric Motor Interlocks

Programmable Logic Controller Questions and Answers The following PLC program was written to control the operation of a large electric…

3 years ago