Omron NT31 Operation Manuals page 24

Functions of the NT31/NT31C
S Thumbwheel switches
Numeric values can be input by incrementing or decrementing each digit with the
corresponding touch switch (+, –). The input numeric values can also be stored
in a numeral memory table and notified to the host.
S Graphs
These are graphics whose display changes in accordance with the numeric val-
ues stored in numeral memory tables. There are the following four types.
Bar graphs:
Bar graphs display the present value in a numeral memory table con-
verted to a percentage within the range –100% to +100% of a preset val-
ue.
60%
Analogue meter:
Analogue meters display, using a quarter, half, or full circle shape, the
present value in a numeral memory table converted to a percentage
within the range --100% to +100% of the preset value. Users can choose
from moving pointer type and filling area type displays. Users can also
add graduation to the graph.
60%
Broken line graphs:
Broken line graphs display, in an easy-to-read form, a sequence of nu-
meral memory table values converted to a percentage within the range
–100% to +100% of a preset value.
100%
0%
–
100%
Example showing a series of 11
numeral memory table values
(with a check mark set for
"Display Sign")
Section 1-2
13