Reliance Power Control & Instrumentation Engineer Interview Questions and Answers

DCS architecture refers to the structure of a distributed control system, typically consisting of controllers, I/O modules, communication networks, and operator interfaces.

• DCS typically consists of multiple controllers distributed throughout a plant or facility.

• Controllers communicate with I/O modules to receive input signals from sensors and send output signals to actuators.

• Communication networks connect controllers, ...read more

The architecture of a governing system refers to the overall design and structure of the system that controls and regulates the operation of a device or process.

• The governing system typically consists of sensors to measure variables, a controller to process data and make decisions, and actuators to adjust the system's behavior.

• Examples of governing systems include a cruise control system in a car, a temperature control...read more

A flame scanner detects coal or oil flame by sensing the ultraviolet or infrared radiation emitted by the flame.

• Flame scanners use sensors to detect the ultraviolet or infrared radiation emitted by the flame

• The sensors convert the radiation into an electrical signal which is then processed by the control system

• The control system analyzes the signal to determine the presence and characteristics of the flame

• Based on the ...read more