Wiring
‑130‑
Figure 3‑43 RS485 bus topology
Do not connect the GND terminal ( ) of the host controller to the CGND terminal of the
servo drive. Failure to comply will damage the machine.
Figure 3‑44 Daisy chain mode
The following table lists the maximum number of nodes and transmission distances
supported by the standard RS485 circuit at different baud rates.
Table 3–37 Transmission distance and number of nodes
No.
Baud Rate
Transmission
Distance
Number of
Nodes
Cable
Specifications
1
115.2 kbps
100 m 128 AWG26
2
19.2 kbps
1000 m 128 AWG26