The DB92422 DB-9 to Terminal Block adapter converts an RS-422 or RS-485 DB 9 male serial connector to a terminal block connector. The 5-pin 3.5mm Terminal Block connector supports screw-type wiring to meet the standard for industrial wiring applications. Backed by Lifetime warranty.
Wish I had known the pin-out beforehand
This review is from: StarTech DB92422 RS422 RS485 Serial DB9 to Terminal Block Adapter
Pros: Solid construction. Meets Industrial standards.
Cons: Pin-out is fixed and unchangeable, see notes below. Could not find diagram anywhere on the manufacturer's page. There are several standards of RS485/422 over DB9 and not having a pin configuration listed is unacceptable. For this reason I'm giving this product one egg.
Other Thoughts: Searched high and low for a pin configuration before I purchased this. Unable to find one (even on the manufacturer's data sheet) I bought one of these hoping it would match the standard that my PLC uses. It didn't. This product has the following pin configuration:
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