4Cn Connectors For Mechatrolink Communications; 4Cn Terminal Layout; 4Cn Connection Method - YASKAWA SGM Series User Manual

Configuration and Connections

4.9.2 4CN Connection Method

4.9 4CN Connectors for MECHATROLINK Communications

4.9.1 4CN Terminal Layout

4
4.9.2 4CN Connection Method
Note
Table 4.13 4CN Terminal Layout
1
∗S
Serial data
4
R
Termination resistor
6
∗S
Serial data
J Host Controller and SERVOPACK Connection
SH
SH
Pulse transformer
120Ω
MECHATROLINK
I/F
Host controller
P
represents twisted-pair wires and
J Multiple Axis Connections
Only last axis SERVOPACK on the cable. Short 4CN pins 1 and 4, and insert a termination resis-
tor. Then, short 4CN pins 3 and 5, and ground the shield to the frame ground. Also, insert a ter-
mination resistor (120 Ω) and ground the shield to the frame ground at the host controller.
2
S
5
FG
Frame
ground
7
S
3
8
FG
5
∗ S
1
6
∗ S
2
7
S
S P
6
1 ∗ S
∗ S
R 4
4
R
S
S 7
8
SH
3 SH
5 FG
represents a shield.
4 -26
3
SH
Shield
8
SH
Shield
Pulse transormer
MECHATROLINK I/F
120Ω
SERVOPACK