Festo CPX-FB36 Ethernet Communication Module 1912451 $701.26 https://www.ebay.com/itm/386099836357?hash=item59e557f5c5:g:…
Festo CPX-CMIX-M1-1 Measuring Module $952.25 https://www.ebay.com/itm/385601820816?hash=item59c7a8d890:g:…