overview
This is a setting example for connecting to the CS1 series via RS-232C.
Model used
item |
Model etc. |
PLC |
CS1G |
Communication Unit |
CPU Attached Port |
Configuration environment
item |
environment |
OS |
Windows7 Professional 64Bit |
tool |
CX-Programmer Ver9.04 |
Configuration details
item |
setting |
Setting items |
Configuration Example |
PLC side settings |
Set with tools |
Transmission speed |
19200bps |
Byte Size |
7bits |
||
Stop bits |
2bits |
||
parity |
Even (E) |
||
Unit No. |
Unit 0 |
||
PC settings |
Unit Settings |
COMPort |
Communication port number to connect to |
Transmission speed |
19200bps |
||
Byte Size |
7bits |
||
Stop bits |
2bits |
||
parity |
Even |
||
Folder and communication test settings |
Unit No. |
Unit 0 |
|
Source Network Number |
0 |
||
Source Node |
0 |
||
Destination network number |
0 |
||
Destination Node |
0 |
* Most of the settings on the computer will be adjusted to match the settings on the unit.
|
Unless you are connecting to a PLC on the network, set the Source Network Number/Source Node/Destination Network Number/Destination Node to 0 (specific to CS1 FINS RS-232C) |
PLC side settings
Configure "CS1G". The settings are done using CX-Programmer etc.
1.Start CX-Programmer, connect online, and confirm that you can communicate with PLC.
2.Open the menu "PLC" - "PLC Information" - "PLC System Settings" to open the PLC System Settings screen.
3.Set "Top Link" as follows and close the dialog
item |
Setting contents |
Communication Settings |
User Settings |
Communication speed |
19200 |
Parameters |
7, 2, E |
mode |
Top Link |
Unit No. |
0 |
4.Select "PLC" - "Transfer" - "Transfer [PC → PLC]" and perform the transfer.
|
If you are configuring from the RS-232C port instead of the peripheral port, you must turn the front switch SW5 ON. Once you have completed the configuration, return it to OFF when you want to actually communicate.
For details, please refer to Omron's "CS1G-CPU□□H, CS1H-CPU□□H CPU Unit User's Manual (Setup Edition)". |
|
The default settings for CPU ports and peripherals are as follows. For details, please refer to the manual for your device.
COM port: The communication port number to connect to PLC Transmission speed: 9600bps Byte size: 7 bits Stop bits: 2 bits Parity: Even Unit No.: Unit 0 |
PC settings
Use the Server application to connect to the PLC for which you have set up communications.
1.Right-click "Application" - "Driver" in the tree and select Add Driver.
2.Select the following units from the displayed driver list and add them:
3.Open the properties of the added unit (U01) and click Communication Settings.
4.Set "Communication Settings" as follows:
setting |
Setting contents |
COMPort |
Communication port number to connect to |
Transmission speed |
19200 |
Byte Size |
7bits |
Stop bits |
1bits |
parity |
Even |
5.Open "Other Settings" and make sure it is checked.
6.USB-RS-If you are using a 232C conversion cable, the COM port may be locked in the event of a communication error, so check the reopen setting.
7.Perform a connection test to check the connection
If a message such as "Connection OK" is displayed, the connection is confirmed to be OK.