Connecting and Communicating with the PLC
4.12
Connecting with a PLC by Omron Corporation
Using the SYSMAC CS1 series (1 : 1)
CPU
Link I/F
CS1H- CPU67
RS232C port on
CS1H- CPU66
CPU unit
CS1H- CPU65
CS1H- CPU64
CS1H- CPU63
CS1G- CPU45
CS1G- CPU44
CS1G- CPU43
CS1G- CPU42
Peripheral port on
CPU unit *
CS1W- SCU21
CS1W- SCB21
CS1W- SCB41
*1 The CS1W - CN225 or CS1W - CN625 cable is required in order to connect a
peripheral board.
REFERENCE
For the contents of error codes, please refer to "Error Codes and How to
Handle Them" on page 161.
Setting the communication conditions
Setting the communication conditions for the GT main unit
The following settings should be entered for the COM port communication condition
settings.
Item
Communication speed setting
Data length
Parity check
Stop bits
74
Wiring diagram
D - sub 9- pin on Omron PLC side
Abbreviation
Pin no.
1
2
3
4
5
6
7
8
9
Connection cable for the
1
peripheral port (25- pin)
Pin no. Abbreviation
1
2
3
4
5
6
7
.
.
25
D - sub 9- pin on Omron PLC side
Abbreviation
Pin no.
1
2
2
3
4
5
6
6
7
8
9
Value Set
19200 bits/s
7 bits
Yes, Even
1 bit
GT main unit side
Pin no.
SD
FG
RD
SD
RS
RD
CS
RS
GND
CS
SG
GT main unit side
Pin no.
FG
SD
RD
RD
SD
RS
CS
CS
GND
RS
SG
GT main unit side
Pin no.
SD
FG
RD
RD
SD
SD
RS
RD
CS
RS
GND
CS
SG
GT10/GT30
GT series
GT10/GT30
Abbreviation
SD
RD
RS
CS
GND
Abbreviation
SD
RD
RS
CS
GND
Abbreviation
SD
RD
RD
RS
CS
GND