Introduction To Temperature Controller
To control the temperature of a process, we use a method called feedback control. This method involves sensing the actual …
Instrumentation Articles
What is Cold Junction Compensation?
Cold junction compensation (CJC) is a method used with thermocouples to ensure accurate temperature measurements. Thermocouples generate a voltage based …
What is Voltage Transformer? Technical Explanation [PDF]
Voltage transformer is also call potential transformer. There are two main types of voltage transformers: magnetic voltage transformers (VT) and …
Coriolis Mass Flowmeter Working Principle, Diagram, Calibration, Advantages [PDF]
The Coriolis Mass Flowmeter is a sophisticated instrument designed based on the Coriolis force principle, widely employed for process detection …
What is 4-Wire Transmitter? Wiring Diagram, Working Principle, Connection to PLC
In the case of 4-wire transmitters, they usually need a power source of 120 VAC or 230 VAC to operate …
What is 3-Wire Transmitter? Wiring Diagram, Working Principle, Connection to PLC
3-wire transmitters need an extra wire to ensure they get sufficient operating current (more than 20 mA) for proper functioning. …
What is 2 Wire Transmitter? Wiring Diagram, Working Principle, Connection to PLC
In many cases, analog inputs use a special 250-ohm resistor to change a 4 to 20 mA current signal into …
Tachometer Working Principle – Advanced Technical Guide [PDF]
This article is about tachometer working principle, intricate design considerations, the explanation of circuitry, and a comprehensive exploration of their …