Omron CJ2 CPU UNIT SOFTWARE User Manual

9 PLC Setup
9-26
CJ2 CPU Unit Software User’s Manual
Select the serial communications mode for the built-in RS-232C port.
*1 The host link (SYSMAC WAY) is the communications mode for connection with a general host computer.
*2 Communications will not be possible with PTs set for 1:1 NT Links.
z Related Settings for Each Selection Mode
z Host Link Settings
Use the Host Link Mode to perform communications using Host Link with a computer or other host
device and also when a baud rate other than 9,600 bps will be used.
• Unit Number (for CPU Unit in Host Link Mode)
Set the unit number for a PLC slave.
z NT Link Settings
Use the NT Link Mode to perform communications with an OMRON Programmable Terminal (NS
Series or NT Series).
Baud Rate (bps)
Mode (When Custom Settings Is Selected)
Parameter Settings Default Function
Related flags and
words
Mode • Host link
• NT link (1:N)
• RS-232C (no-protocol)
• Peripheral Bus (Toolbus)
• Serial gateway
• Serial PLC Link (Polling
Unit)
• Serial PLC Link (Polled
Unit)
Host link
*1
This setting determines whether
the serial port will operate in host
link mode or another serial com-
munications mode.
*2
A619.02
(Serial Port Settings
Changing Flag)
Mode Related settings
Host link (default) Baud rate, parameter, unit number
NT link (1:N) Baud rate, NT/PC link max.
RS-232C (No-protocol) Baud rate, parameter, start code, end code, delay
Peripheral Bus (Tool Bus) Baud rate
Serial gateway Baud rate, parameter, response monitoring time
Serial PLC Link (Polling Unit) Communications settings, mode, number of link words, link method,
maximum unit number in NT Link or Serial PLC Link (No. NT/PC Link
Max.)
Serial PLC Link (Polled Unit) Communications settings, mode, Serial PLC Link Polled Unit unit
number
Parameter Settings Default Function Related flags and words
Update timing in
CPU Unit
Unit Number 0 to 31 0 This setting determines the
CPU Unit's unit number
when it is connected in a 1-
to-N (N=2 to 32) Host Link.
A619.02
(Serial Port Settings
Changing Flag)
Each cycle
Parameter Settings Default Function Related flags and words
Baud Rate 115,200,
38,400 bps
115,200 bps It is recommended to set to 115,200 bps when
setting this value from the CX-Programmer.
A619.02
(Serial Port Settings
Changing Flag)

Omron CJ2 CPU UNIT SOFTWARE Specifications

General

Brand	Omron
Model	CJ2 CPU UNIT SOFTWARE
Category	Software
Language	English