Types of Relays: Mechanical, Reed, and Solid State Relay Guide
A practical guide to relay types, switching methods, load matching, and industrial control use cases.
Archive
Category: Blog
What Is a Relay? Working Principle, Types, and Uses
A relay lets a small control signal switch a separate load circuit safely, making it useful for motors, heaters, pumps, lamps, and automation panels.
Solid State Relay Wiring: AC, DC, and Three-Phase Guide
This guide focuses on SSR wiring for AC, DC, and three-phase loads, including terminal checks, polarity, load matching, and protection. It does not cover internal SSR design or component-level semiconductor structure.
Limit Switch Wiring for Conveyor Safety: NO/NC Contacts, PLC Inputs, and Test Steps
A practical guide to wiring conveyor limit switches, covering NO/NC contact selection, PLC input logic, safety testing, and commissioning checks.
Garage Door Limit Switch: How to Adjust and Fix It
A garage door that stops short, slams into the floor, or reverses on its own usually has a limit switch out of calibration. Find out whether yours needs a quick adjustment or a full replacement, and how to handle each safely.
How to Protect a Solid State Relay?
This guide shows how to protect a solid state relay from heat, overloads, and voltage spikes for safer use.
What Does AT Mean When Buying A Reed Switch?
This guide explains what AT means on a reed switch so you can choose the right switch for your magnet.
How Micro Switch Contact Materials Affect Performance
This guide explains how Micro Switch contact materials affect performance and how to choose the right option.
Micro Switch Actuator Types Explained: Lever, Roller, Pin Plunger, and More
This guide explains common Micro Switch actuator types so you can choose the right fit for your device.
Limit Switch vs Proximity Sensor: Which Is Better for Your System?
This guide helps you compare a Limit Switch and a proximity sensor to choose the right option for your system.