Omron Programmable Terminals NT31 NT31C User Manual

Page 87

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4-1

Section

Connecting to the RS-232C Port at the Host

76

Settings at the Host
The Settings required for each Unit are described below.
Connecting CS1-series CPU Units
CS1 series CPU type : CS1G/H-CPU

jj-EV1

PC Setup
When connecting to a CS1 series CPU, set the following communication condi-
tions for the PC Setup area, in accordance with the communication port to be
used.

When using the built-in RS-232C port of CS1G/H

Word #

Writing Value

Settings

160

8200

NT link (1:N) mode

161

000A

Communications baud rate (high-speed)

166

000

j

j = The largest model number of the
connected PT (0 – 7)

When using the peripheral port of CS1G/H

Word #

Writing Value

Settings

144

8200

NT link (1:N) mode

145

000A

Communications baud rate (high-speed)

150

000

j

j = The largest model number of the
connected PT (0 – 7)

When connecting PTs with model numbers 0, 2, 3, 4, and 5 to the built-in
RS-232C port, for example, set the value 8200 Hex to word 160, 000A Hex to
word 161, and 0005 Hex to word 166.

Either set PC Setup directly from a Programming Device (Programming Con-
sole), or transmit the PC Setup made at a Programming Device (CX-Program-
mer) to the CPU.
For details on PC Setup, refer to the SYSMAC CS1-series Operation Manual
(W339-E1

-

j

).

Reference: When using the CX-Programmer to set the high-speed 1:N NT Link, set the com-

munications baud rate to 115,200 bps.

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