Omron NT21 - SETUP MANUAL 10-2001 Setup Manual page 72

Connecting to the RS-232C Port at the Host
Reference: When using the CX-Programmer to set the high-speed 1:N NT Link, set the com-
Peripheral port
This is used mainly for
connection to the
Programming Device.
(This also supports
connection of RS-232C
devices.)
RS-232C port
This is used mainly for
connection of RS-232C
devices.
(This also supports the
connection of
CX-Programmer.)
Peripheral port
This is used mainly for connection
to the Programming Device.
(This also supports connection of
RS-232C devices.)
Reference: Serial Communications Boards and Serial Communications Units with lot num-
mer) to the CPU Unit.
For details on PC Setup, refer to the SYSMAC CS Series Operation Manual
(W339-E1-j) or SYSMAC CJ Series Operation Manual (W393-E1-j).
munications baud rate to 115,200 bps.
Setting the Front Switches
Set pins 4 and 5 of the CPU Unit DIP switch in accordance with the port that the
NT21 is connected to.
CS1G/H, CS1G/H-H
RUN
ERR/ALM
INH
PRPHL/COMM
SYSMAC CS1G
PROGRAMMABLE CONTROLLER
2
CPU4
OPEN
MCPWR
OPEN
PERIPHERAL
PORT
CJ1G
Connecting to a CS-series Serial Communications Board
Serial Communications Board equipped with a RS-232C port for CS-series CPU
Units: CS1W-SCB41/21
ber 991220 (12/20/99) and later support the high-speed 1:N NT Link. Boards and
Units with earlier lot numbers cannot be used.
DIP switches (inside the battery storage)
• Set pin 4 to ON (establishing communication in ac-
BUSY
cordance with PC Setup) when connecting the NT21
to the peripheral port.
• Set pin 5 to OFF (establishing communication in ac-
cordance with PC Setup) when connecting the NT21
to the RS-232C port.
DIP switches (inside the battery storage)
• Set pin 4 to ON (establishing communication in ac-
cordance with PC Setup) when connecting the NT21
to the peripheral port.
• Set pin 5 to OFF (establishing communication in ac-
cordance with PC Setup) when connecting the NT21
to the RS-232C port.
RS-232C port
This is used mainly for connection of RS-232C
devices.
(This also supports the connection of
CX-Programmer.)
Section 4-1
61