Omron NS12-TS00 Setup Manual page 105

4-2 1:N Host Connection
Connecting to CS-series Serial Communications Units
CS-series Rack-mounted Type:
CPU Unit DM Area Settings
•
Using RS-232C
Write the settings directly from the Programming Device or Support Software (Programming
Console or CX-Programmer) to the DM Area (Parameter Area) in the CPU Unit. After writing
the settings, enable the settings by turning ON the power again, restarting the Unit, restarting
the communications port, or executing the CHANGE SERIAL PORT SETUP (STUP) instruc-
tion.
The following table shows the allocated DM Area words and settings.
Allocated DM Area words
Port 1
DM m
DM m + 1
DM m + 6
Note 1. Set the baud rate to a numeric value between 0000 to 0009 Hex. (The setting is the same for
2. When using a 1:N connection, set the value for @ to 1 or higher.
Setting the Front Panel Switches
•
Using RS-232C
Set the unit number of the Serial Communications Unit with the rotary switches on the front of
the Unit. Use a flat-blade screwdriver to set the numerals and symbols in the switches setting
display window, as follows:
CJ-series Units:
CPU Unit DM Area Settings
Write the settings directly from the Programming Device or Support Software (Programming
Console or CX-Programmer) to the DM Area (Parameter Area) in the CPU Unit. After writing
the settings, enable the settings by turning ON the power again, restarting the Unit, restarting
the communications port, or executing the CHANGE SERIAL PORT SETUP (STUP) instruc-
tion.
The following table shows the allocated DM Area words and settings.
The allocations and settings are the same for RS-232C and RS-422A.
4-18
CS1W-SCU21 (Both ports 1 and 2 are RS-232C ports.)
Port 2
DM m + 10
DM m + 11
DM m + 16
any value between 0000 and 0009 Hex.)
Unit number setting
Set a value between 0 and F that is not the same
as that of other Units in the system.
CJ1W-SCU41 (Port 1 is an RS-422A port and Port 2 is an RS-232C port.)
Write value
8200
0000 to 0009 (See note 1.)
000@
m = 30000 + 100 × unit number
Settings
1:N NT Link Mode
Baud rate (normal)
@: Largest unit number (1 to 7) of the
connected PTs. (See note 2.)