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Communication

What is DeviceNet? Working, Topology

What is DeviceNet? DeviceNet is a low-cost communications link for connecting industrial devices as inductive...
Communication

Basics of industrial networking architecture

Industrial networking is the key function to process control. it should be recognized that that...
Instrumentation

Ultrasonic Proximity sensor

Ultrasonic Proximity sensor: The ultrasonic proximity sensor uses a transducer to send and receive high-frequency...
Instrumentation

What are Reed switch/sensors?

Reed switch is also called an inductive-magnetic sensor, so it is grouped in special...
Instrumentation

Types of Bearings

In the case of a rotating shaft, the most widely used method of support...
Automation

What are Parallel plate interceptor (PPI) and Corrugated Plate Interceptor (CPI)?

Parallel plate interceptor (PPI), Corrugated plate interceptors (CPI) are Plate coalescers. Plate coalescers are skim...
Electrical

Gas turbine components and working

A Gas turbine is also called a combustion turbine is a type of continuous...
Electrical

Low resistance measurement technique

The methods used for measurement of medium resistances are not suitable for measurement of...
Automation

Classification of measuring instruments

The instruments used to measure the physical and electrical quantities are known as measuring...
Automation

Sensors in process industry

Why sensors are used in process industry? Automation devices used for the realization of control techniques...
Automation

Open loop and Closed loop control system

Open loop control system: the process in the system where one or several input variables...
Interview Questions

Field instrumentation interview Questions and answer

What are the different process variables? Flow. Pressure. Temperature. Level. Quality i.e. % O2,...
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