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B&R Automation X20 DS 4389 Digital Signal Module with X20 BM 11 Bus Module, Rev. C0 and Rev. G0. Part Numbers: X20 DS 4389, X20 BM 11. Revisions: C0 (X20 DS 4389), G0 (X20 BM 11). The digital signal module has been thoroughly tested and is ready for seamless integration into your automation system.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.