1-2SectionFunctions of the NT21, NT31/NT31C and NT631/NT631C
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1-2-4 Principal Functions of NT21, NT31/NT31C, and NT631/NT631C
The following are the principal functions of the NT21, NT31/NT31C, and
NT631/NT631C.
Functions relating to data display
Character display
Characters of various sizes can be displayed. Characters can be flashed and displayed in reverse
video. High grade fonts are available for the characters with their size enlarged.
Graphic display
Polylines, rectangles, polygons, circles, circular arcs, and sector shapes can be displayed. They can
also be tiled with various patterns, flashed, or displayed in reverse video.
Memory data display
The contents of character string memory table entries and numeral memory table entries can be dis-
played. The contents of memory table entries can be changed from the host.
Graph display
Not only bar graphs but also broken line graphs, trend graphs, and analogue meter graphs can be
displayed using numeral memory table entries.
Lamp display
Lamps can be turned on and flashed under the control of the host. It is also possible to display different
graphics in the ON and OFF states.
Alarm list/history display
Warning messages are automatically displayed in a list in response to the state of a host bit. The time
and the number of times of the messages appeared can also be displayed.
Functions relating to data output
Buzzer
A built-in buzzer can be sounded.
Screen printing (NT31/NT31C and NT631/NT631C)
A hard copy of the currently displayed screen can be printed at the
printer connected to the PT.
NT31/NT31C
NT631/NT631C
NT21
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