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Category: Switches

Instrumentation Switches used in measurement and control systems. The purpose of a switch is to turn on and off with varying process conditions.

Normally-open and Normally-closed Switch Contacts

S Bharadwaj Reddy
Perhaps the most confusing aspect of discrete sensors is the definition of a sensor’s normal status. Electrical switch contacts are typically classified as either normally-open or normally-closed, referring to the open...

PLC Example with Switches

S Bharadwaj Reddy
For example, the LED in this circuit will turn on if the liquid level rises above 14 inches and the pressure falls below 22 PSI and either the flow is...

What is a Inductive Proximity Switch ?

S Bharadwaj Reddy
Inductive Proximity Switch is a device which causes a switching action without physical contact. Inductive Proximity Switches respond to targets that come within the active range of their generated sensing...

Belt Sway Switch Working Principle

S Bharadwaj Reddy
The belt sway switch allows smooth running of the conveyor and protects it from damages by over swaying which can occur due to uneven loading of material, worn out idler...

Pull Cord Switch Working Principle

S Bharadwaj Reddy
Pull Cord Switch is an emergency switch to stop the belt conveyor instantly when an accident happens. Since the Pull Cord Switch is so designed that it should be installed...

Safety Switches for Controlling Conveyor Operations

S Bharadwaj Reddy
In the process to produce cement, power, steel, aluminum etc. , raw material and other inputs have to be transferred from mines or receiving stations to the point of processing....

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