Connection Examples - YASKAWA S-V Series User Manual

4.3.4 Connection Examples

(1) Full-duplex Wiring
RS-422 or RS-485 port
∗
Connect (short) the RT and /RXD pins in the last axis.
Note: Cable length: 50 m max.
(2) Half-duplex Wiring
∗
Connect (short) the RT and /RXD pins in the last axis.
Signal
Name
RXD
/RXD
TXD
/TXD
0 V
FG
To next axis
Pin No. 1
Full-duplex Wiring
RS-485 port
Signal
Name
TXD
/TXD
0 V
FG
To next axis
Pin No. 3
Half-duplex Wiring
4.3 Serial Command Communications Connector (CN12)
INDEXER Module
Signal
Pin No.
Name
TXD
/TXD
RXD
/RXD
GND
/RXD
*
RT
TXD
/TXD
RXD
GND
Case FG
2 3 4 5 FG
INDEXER Module
Signal
Pin No.
Name
RXD 3
/RXD 4
GND 5
/RXD 6
*
RT 7
RXD 10
GND 14
Case FG
4 5 FG
1
2
3
4
5
6
7
8
9
10
14
4
4-13