Yaskawa MP940 Reference Manual - Manual (Page 148)

Handling Each Part MotionSuite™ MP940 Machine Controller Reference Manual
5-6
Serial Port 2
This is the port used in RS-422/485 connection.
Branched connection of peripheral devices
The figure below illustrates a branch connection of peripheral devices with
serial port 2.
BAT
RDY
RUN
ALM
BAT
PRT1
6
5
4
3
2
1 NO →
PRT2
RUN
INIT
TEST
FLASH
PP
COPY
PORT1
PORT2
POWER
+24V
GND
FG
LED
I/O
TX R
X
1
2
M
E
C
H
A
T
R
O
L
I
N
K
MP940
External
Device
External
Device
External
Device
External
Device
RS-485