Attributes . slot A communication module Profibus DP V1 || slot A communication module PROFINET || slot A communication module DeviceNet || slot A communication module EtherCAT || slot A communication module CANopen daisy chain RJ45 || slot A communication module CANopen SUB-D 9 || slot A communication module CANopen screw terminals || slot A/slot B/slot C digital and analog I/O extension module || slot A/slot B/slot C output relay extension module || slot B 5/12 V digital encoder interface module || slot B analog encoder interface module || slot B resolver encoder interface module || communication module Ethernet Powerlink . Names