Control 2-channel ProXR Relay Board with Relay Timer R2X

Relay Timer R2X software allows you to control 2-channel ProXR relay board manually and automatically according to timing schedule setting. Here will show you how to control 2-channel ProXR relay board of National Control Devices with Relay Timer R2X software. 1. Plug-in power for 2-channel ProXR relay board, and connect it to your computer through …