Wiring ASDA-B3 3.2 Wiring diagram for the servo system Models of 750 W and below 3 Connect to the external regenerative resistor Power Single- / Three-phase 200 - 230V U R Servo motor S V T M W Encoder L 1C L 2C External speed External torque Position pulse Analog monitor Digital input A, B, Z output output Digital output DMCNET *3 EtherCAT *4 RS-485 CANopen *2 Mini USB Note: 1. Models of 200 W and below do not have built-in regenerative resistor; models of 400 W and 750 W have built-in regenerative resistor. 2. CANopen is available on B3 -M only. 3. DMCNET is available on B3 -F only. 4. EtherCAT is available on B3 -E only.
3-32 D Built-in regenerative resistor*1 circuit circuit Varistor + Rectifier Regenerative Loss phase detection Voltage Gate Current detection drive detection Control power Disconnec- tion detection Co pa Control unit N1 C C 3 4 Built-in regenerative resistor*1 + Regenerative circuit Loss phase detection Voltage detection Control power Co pa ntrol nel C N2 C N6 CN 3 CN 4