The ZADR420ProXR_ZRS RS232 RS232 Controller is equipped with firmware built into the board that will allow you to send commands to the board to
energize the relay. The RS232 interface will allow you to connect the board to the DB9 port on your computer.
The board will mount to any existing COM port.
ZADR420ProXR_ZRS The Ideal Choice
The ZADR420ProXR_ZRS RS232 Controller allows you to program in almost any language and has the ProXR Command Set, the industry leading
command set for sending commands to control relays and read the inputs on the board.
Connect to Other Devices
The ZADR420ProXR_ZRS RS232 Controller Connects to any devices through a DB9 or Direct Wire Connection that has the ability to send numerical
commands. Add relay control to Crestron, AMX or any system that has a DB9 interface.