Basics of RS-422
Part 5 of the Industrial Networking: Serial to Ethernet training series
The RS-422 standard allows use with up to 11 devices and 4000 feet of wire. The standard is commonly confused with RS-485 and can even work with RS-485 devices. RS-422 is not widely supported.
Long-time automation trainer Doug Bell, Interconnecting Automation, covers the basics of Industrial Networking with AutomationDirect’s Chris Harris. This video is produced by CFE Media to be noncommercial and educational. Runtime is approximately 3 minutes.