Attributes . slot A communication module, Profibus DP V1 || slot A communication module, PROFINET || slot A communication module, DeviceNet || slot A communication module, Modbus TCP/EtherNet/IP || 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 digital and analog I/O extension module || slot A/slot B output relay extension module || slot A communication module, Ethernet IP/Modbus TCP/MD-Link || communication module, BACnet MS/TP || communication module, Ethernet Powerlink . Names