Omron CP1H-X40D Operation Manual page 391

Serial Communications
6-1-6 1:N NT Links
PLC Setup
Port Name
Serial port Mode: Communications mode NT Link (1:N): 1:N NT Links Host Link
1 or 2
Baud: Baud rate
NT/PC Link Max:
Highest unit number
PT System Menu
1,2,3...
In the CP Series, communications are possible with PTs (Programmable Ter-
minals) using NT Links in 1:N mode.
NS-series or NT31/NT631(C)-V2 PT
RS-232C
1:N NT Link
Note Communications are not possible using the 1:1-mode NT Link protocol.
High-speed NT Links are possible in addition to the previous standard NT
Links by using the PT system menu and the following PLC Setup. High-speed
NT Links are possible, however, only with NS-series PTs or with the NT31(C)-
V2 or NT631(C)-V2 PTs.
Settings contents
38,400 (standard)
115,200 (high speed)
0 to 7
Set the PT as follows:
1. Select NT Link (1:N) from Comm. A Method or Comm. B Method on the
Memory Switch Menu under the System Menu on the PT Unit.
2. Press the SET Touch Switch to set the Comm. Speed to High Speed.
NS-series or NT31/NT631(C)-V2 PT
RS-422A/485
CP1H CPU Unit
Default values
9,600
(disabled)
0
Section 6-1
1:N NT Links
CP1H CPU Unit
Other conditions
Turn OFF pin 4 on the CPU
Unit DIP switch hen using
serial port 1 and turn OFF pin
5 when using serial port 2.
---
357