INCON-M84/M86/M86R Integration Manual2 Modules Connection2.8 EMI-10, EMI-15: 10 Inches, 15 Inches First Operation Panel (Option)2.8.1 Connection Explanation2.8.1.2 Keyboard Operation Panel 2.8.1.2.2 CON2, CON3: EtherCAT Ethernet Communication Connector CON2:EtherCAT cable IN Connect to the previous EtherCAT device. CON3:EtherCAT cable OUT Connect to the next EtherCAT device. CON2, CON3 EtherCAT Ethernet Communication Connectors CON2, CON3 Placement Drawing