Difference Between NO and NC Contacts
Logic is constructed based on the open or closed state of switches, sensors, or relays in every control circuit and automation system. Thus, understanding the...
Tag : switch
Contactor and its working
What is a Contactor? A contactor is an electromagnetic switch that is used to turn on and off an electrical circuit. It’s also a device that...
Basics of Relays
INTRODUCTION A relay is an electrically operated switch. Relays are a remote control electrical switch that can be switched using low current to control a high...
calibration of pressure switch
Introduction The device contains a micro switch, connected to a mechanical lever and set pressure spring. The contacts get actuated when process pressure reaches the set pressure of the spring....