Mitsubishi Electric GOT1000 Series Connection Manual page 300

8.5.5 Link unit setting

Communication settings
Make the communication settings using each setting
switch of the link unit.
For the detail settings, refer to the following manual.
User's Manual of the JTEKT link unit
Item
*1
9600bps, 19200bps
Transmission speed
*1
8bits, 7bits
Data bit
*1
1bit, 2bits
Stop bit
*1
0 to 37 (Octal)
Station No.
Selection of module type Computer link
Selection of 2-wire type or
2-wire type or 4-wire type
*2
4- wire type
*1 Adjust the settings with GOT settings.
*2 Set referring to the RS-422 connection diagram.For details,
refer to the following.
8.3.2 RS-422 cable

Settings by switch
P C / C M P - L I N K
T X D R X D
E R R
C O D E
Station number
C
SW1 switch
4
C SW2
Transmission speed
SW3
4
setting switch
C
SW4-4
4 SW4-3 Data length, stop bit length
SW4-2
SW4-1
and module type setting
switches
LT
+
-
0V
FG
(Model PC/CMP-LINK)
Data length, stop bit length
and module type setting switches
SW4B
Transmission speed
setting switch
Station number switch
8 - 18
8. CONNECTION TO JTEKT PLC
8.5 PLC Side Setting
Set value
P C / C M P 2 - L I N K
T X D R X D
E R R
C O D E
C
SW1 Station number switch
4
C
SW2
Transmission speed
4
SW3
setting switch
C
SW4-4
SW4-3
4
Data length, stop bit length,
SW4-2
SW4-1
module type and
2-wire/4-wire selection
S+
setting switches
S-
R+
R-
0V
FG
(Model PC/CMP2-LINK)
2 P O R T - L I N K
TXDA TXDB
RXDA RXDB
ERRA ERRB
C
4
+
-
A
0V
SW4A
FG
+
SW SW SW
-
C C C
B
4 4 4 0V
C C C
FG
4 4 4
SW SW SW
(Model 2PORT-LINK)
(1) Setting of the station No.
Set the station No. between 00 and 37 (Octal).
Switch name Station number setting
SW1 Upper digit
SW2 Lower digit
(2) Transmission speed settings
Switch name Switch position
2
SW3
1
(3) Data length, stop bit length, module type and 2-wire/
4-wire type communication selection setting
Switch name Setting item
Data bit
Stop bit length
SW4
Module type
2-wire type/4-
wire type
communication
*1
selection
*1 The setting is available only for the link unit (Model: PC/
CMP2-LINK).
8.5.6 Station number setting
Set each station number so that no station number
overlaps.
The station number can be set without regard to the cable
connection order. There is no problem even if station
numbers are not consecutive.
Station Station
No.3 No.0
2 P O R T - L I N K
TXDA TXDB
RXDA RXDB
ERRA ERRB
C
4
+
GOT
-
A
0V
FG
+
-
B
0V
FG
Examples of station number setting
(1) Direct specification
Specify the station No. of the PLC to be changed when
setting device.
Specification range
00 to 37 (Octal)
Transmission
speed (bps)
9600
19200
Switch No.
Set value
4 3 2
8bits OFF
7bits ON
2bits OFF
1bit ON
PLC link
OFF
unit
Computer link ON
2-wire type
communication
4-wire type
communication
Station Station Station
No.1 No.15 No.6
2 P O R T - L I N K 2 P O R T - L I N K 2 P O R T - L I N K
TXDA TXDB TXDA TXDB TXDA TXDB
RXDA RXDB RXDA RXDB RXDA RXDB
ERRA ERRB ERRA ERRB ERRA ERRB
C C C
4 4 4
+ + +
- - -
A A A
0V 0V 0V
FG FG FG
+ + +
- - -
B B B
0V 0V 0V
FG FG FG
1
OFF
ON
2 P O R T - L I N K
TXDA TXDB
RXDA RXDB
ERRA ERRB
C
4
+
-
A
0V
FG
+
-
B
0V
FG