Setting The Communication Type For Serial Port B - Omron Programmable Terminals NT31 NT31C Setup Manual

Setting Conditions for Communications with Host by Using Memory Switches

6-7-6 Setting the Communication Type for Serial Port B

Reference: f serial port B is used for RS-485 communications, RS-422A must be set as its
Set the communication type (RS-232C or RS-422A) for serial port B by following
the operation from the System Menu shown below.
communication type.
To set other memory switches, select the relevant screen using the [ ] (next
screen) or [ ] (previous screen) touch switch, then make the setting.
• To confirm the settings and quit the memory switch setting screen, press the
Quit touch switch. The settings made last will be set and the NT31/NT31C will
return to the MAINTENANCE MODE MENU screen.
• To quit the memory switch setting screen without confirming the settings, press
the Abort touch switch. The NT31/NT31C will return to the MAINTENANCE
MODE MENU screen with the previous settings still in effect.
Ver 3.10
Select Maintenance Mode.
Select Memory Switch.
Display the fourth memory switch screen by
pressing the [↓] (next screen) or [↑] (previous
screen) touch switch.
Press the Comm. B Select touch switch to
display the communication type to be set.
The setting option changes each time the
touch switch is pressed.
Section 6-7
167