Senior Automation Executive Interview Questions and Answers

PLC logic for single push button lamp on/off

• Use a normally open push button to turn the lamp on and a normally closed push button to turn it off

• Connect the push button to an input module and the lamp to an output module

• Write ladder logic to control the on/off state of the lamp based on the push button input

• Use a latch or flip-flop to maintain the state of the lamp after the push button is released

A ladder diagram is a graphical representation of a motor's forward and reverse operation.

• Ladder diagrams are commonly used in industrial automation to represent the logic of electrical circuits.

• The forward and reverse operation of a motor can be represented using two separate ladder diagrams.

• In the forward ladder diagram, the motor is connected to a power source through a set of contacts that are closed when a start button is pressed.

• In the reverse ladder diagram, the motor ...read more

ABB robot program path is written using the RobotStudio software.

• Open RobotStudio software

• Create a new program

• Define the robot's movements using the programming language RAPID

• Test the program in the virtual environment

• Download the program to the robot controller

• Run the program on the physical robot