2
4.4.1 Main CAN ......................................................................................................... 49
4.4.2 Auxiliary Encoder ............................................................................................. 51
4.5 EtherCAT IN/OUT——EtherCAT Port ........................................................................... 52
4.6 U1/U2 —— User Connectors ...................................................................................... 53
4.7 U3/U4 —— Insulated User Connectors ...................................................................... 55