Omron Programmable Terminals NT631C - Manual (Page 20)

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Role and Operation of the NT631/NT631C Section 1-1
1-1-2 Operations of the NT631/NT631C
Displays Screens The information to be displayed (screen data) can be created on a computer
using the Support Tool and stored in the NT631/NT631C. The screen data
can be displayed on the NT631/NT631C in response to instructions from the
host or touch switch operation.
Receives Data from a Host The NT631/NT631C can be connected to the host by a host link or NT link
and receive necessary data from the host.
Sends Data to a Host Data input using the touch panel (switch ON/OFF statuses, numeric values,
character strings) can be transmitted to the host.
Screen Data The screen data to be displayed on the NT631/NT631C can be created on a
personal computer using the Support Tool. Connect the NT631/NT631C to
the personal computer with an RS-232C cable and transmit the screen data to
the NT631/NT631C.
Host
The screen data designated by
instructions from the host or touch
switch operation is displayed.
Host Link, NT link
Host
Touch panel
Host
ON/OFF information, numeric
data, etc.
Create screen data.
Screen data
RS-232C Personal
computer
(Support Tool)
When the host is connected at serial port A,
the personal computer is only connected
when communicating screen data between
the NT631/NT631C and Support Tool.