Content for Relay

Relay

A relay is an electrically operated switch. It consists of a set of input terminals for a single or multiple control signals, and a set of operating contact terminals. The switch may have any number of contacts in multiple contact forms, such as make contacts, break contacts, or combinations thereof.

Home Assistant Deep BLE Relay-Low energy

“BLE relay device for Home Assistant that, for the most of time is in a very low energy state and only a few seconds per minute is awake. The purpose of this project, was to develope a BLE relay device …

DIY Solid State Relay module

“This is the solid state relay which is same as sugar cube relays available in market, These SSR based on electronics switching. Relays are the most useful and stable AC power switching components. Relays provide complete isolation of DC operating …

Home Automation system with ESP32 using Blynk 2.0 | IoT

“In this project, we are going to make a “home automation system using esp32 board and Blynk 2.0 IOT“. Basically, esp32 is a micro-controller that has in-built wifi and Bluetooth. So, we will connect our home appliances with wifi …

ESP RainMaker IoT Project With Google Alexa Bluetooth & IR

“Make ESP RainMaker IoT Project using ESP32 to control relays with Google Assistant, Alexa, Bluetooth, IR Remote, & manual switches. In this IoT project, I have shown how to make ESP RainMaker IoT Project using ESP32 to control relays with Google …

Arduino BLE Thermostat With Mobile App

“Using the XIAO nRF52840 board I created a thermostat that is controlled via Bluetooth Low Energy with no physical controls. A thermostat is the single most beneficial device that one can add to their home so it automatically maintains a …

PWM Controller with R/E

“Last month I spent quite a lot of time on expansion modules for use with the ESP-12E I2C Base Card. While the system worked exceptionally well as a prototyping and firmware testing platform ( as originally intended ), I immediately saw …

How to Make Simple Remote Control for electrical appliances

“Lets make most simplest and easy to install remote control for light, fan and any other electric home appliances. We control it using any IR Supplies: - IR receiver - 5V relay - CD4017 IC - IN4007 diode - 100K & 1K resistor - BC547B transistor - 104pF …

Smart Plant Monitoring System

“The Plant Monitoring System is an IOT product designed to provide climate/irritant readings to develop a sync & start smart irrigation sys. The idea for the Smart Plant Monitor was derived from Deep Dive Codings IOT bootcamp. The idea was …

Multi-Featured Burglar Alarm using Bolt IoT

“This is home automation as well as a burglar alarm. You can set up it near your house door to notify you if any burglar enters your house. Burglary incidents in your area? No worries. Using the Bolt Wifi Module …

Plant Care System Based on Pi3 and Wio Node

“Wio Node is designed to simplify your IoT development, aims to make it easy to develop Internet of Things products and services. I always wanted to bulid a project that can control many nodes for Green house Irrigation System, but …