Here's an example code for using a relay module with WiFi control using an ESP8266 (or ESP32) board. This code will allow you to control a relay via a web interface over WiFi.

Here, we are using a 4 relay module because we will only control four appliances. If you want to automate a different number of appliances, you can use a different relay module. There are many relay ...

This is a MikroC program for people who want to control appliances such as heaters and fans for temperature regulation using LM35 ...

For that reason, [Hulk] designed a simple relay module in order to cut the amount of time he spends implementing this solution in his various other projects.

Not familiar with the Wink Relay? It’s an in-wall smart-home controller that you can install yourself. It takes the place of an in-wall light switch, connects to your Wi-Fi network, and can ...

Safety relay modules from Dold consist of safety relays that are controlled by a variety of built-in monitoring functions. Single and dual channel safety relay modules are available for emergency stop ...

In this article, we propose a circuit to monitor the temperature and control a relay over the local WiFi.

At present, the power grid is carrying out the practical work of smart substation On-line monitoring and control function module of relay protection. Compared with traditional substations, the ...