iPAC Automation Interview Questions and Answers

Pressure sensors, temperature sensors, and flow sensors are used to measure the respective parameters in various applications.

• Pressure sensors are used to measure the pressure of gases or liquids in a system. Examples include piezoresistive sensors, capacitive sensors, and optical sensors.

• Temperature sensors are used to measure the temperature of a system. Examples include thermocouples, RTDs, and thermistors.

• Flow sens...read more

PLC program to control a lamp using 5 switches

• Create a new project in the PLC software

• Define inputs for the 5 switches and an output for the lamp

• Write a ladder logic program to control the output based on the inputs

• Test the program using a simulator or actual hardware

• Debug and refine the program as necessary

A control panel is a device that allows operators to control a machine or process.

• The control panel typically includes switches, buttons, and indicators.

• It may also include a display screen for monitoring the process.

• The architecture of the control panel will depend on the specific machine or process being controlled.

• The control panel may be designed for manual or automated control.

• Safety features such as emergency sto...read more

Loop diagrams, hookup drawings, and instrument index sheets are important documents used in instrumentation and control engineering.

• Loop diagrams show the interconnection of instruments and control devices in a process control system.

• Hookup drawings provide details on how instruments are installed and connected to the process piping and electrical systems.

• Instrument index sheets list all the instruments used in the pro...read more