Link Unit Setting; Station Number Setting - Mitsubishi Electric GT14 User Manual

37.5.5 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.
37.3.2 RS-422 cable

Settings by switch
P C / C M P - L I N K
T X D R X D
ER R
C OD E
Station number
C
SW1 switch
4
C SW2
Transmission speed
SW3
4
setting switch
C
SW4-4
SW4-3 Data length, stop bit length
4
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
37 - 20
37. CONNECTION TO JTEKT PLC
37.5 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
Setting item
name
Data bit
Stop bit length
PLC link unit
SW4
Module type
Computer link
2-wire type/4-
communication
wire type
communication
*1
selection communication
*1 The setting is available only for the link unit (Model: PC/
CMP2-LINK).
37.5.6 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
GOT
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
OFF
ON
2-wire type
4-wire type
Station Station Station
No.1 No.15 No.6
1
OFF
ON