Trident Group Senior Automation Engineer Interview Questions and Answers

I have worked on various PLCs including Siemens, Allen Bradley, and Mitsubishi.

• Siemens PLCs

• Allen Bradley PLCs

• Mitsubishi PLCs

PLCs are specialized computers used for industrial automation, while microcontrollers are small computers used in various electronic devices.

• PLCs are designed for controlling industrial processes, while microcontrollers are used in a wide range of electronic devices.

• PLCs are typically programmed using ladder logic or other specialized languages, while microcontrollers are programmed using C/C++ or other high-level lang...read more

Analog outputs in 4-20 mA range are commonly used in industrial automation for their reliability, noise immunity, and ease of implementation.

• 4-20 mA signals are less susceptible to noise interference compared to voltage signals.

• The 4-20 mA range allows for easy detection of faults in the system, as a 0 mA signal indicates a broken wire or device failure.

• These signals can travel long distances without significant signal...read more

Strengths include problem-solving skills and attention to detail. Weaknesses include perfectionism and difficulty delegating tasks.

• Strength: Strong problem-solving skills - able to analyze complex issues and find effective solutions

• Strength: Attention to detail - meticulous in ensuring accuracy and quality of work

• Weakness: Perfectionism - may spend too much time on a task to ensure it is perfect

• Weakness: Difficulty del...read more

I break down the complex task into smaller manageable parts, prioritize them, and use problem-solving skills to tackle each part effectively.

• Break down the task into smaller components

• Prioritize the components based on importance and dependencies

• Utilize problem-solving skills to address each component effectively

• Collaborate with team members for input and support

• Regularly review progress and adjust strategies as needed