4 Channel RS-232 Relay Board.
Welcome to the world of Computer Automation. This RS232 Relay Board – iRS-4R is a perfect companion for all your computer automation projects. It is RS232 based card having 4 onboard relays for switching external devices.
It uses existing Com Port ( you can choose the available one), which allows easy communication with the card. Any programming language that supports serial communications ( C, C#, C++, VB, VB.NET, Perl, Java etc) can be used to communicate with iRS-4R very easily. Easy to use commands are available to communicate with iRS-4R for Switching On/Off of Relays.
For more information download iRS-4R User manual.
You can buy this board from our Iknowvations Shoppee.