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2-1
Section
PT Screens
45
Element
For Details,
Refer to
Description
Alarms
Alarm list
This element monitors the status of host bits designated in advance,
and displays the message corresponding to the bit that comes ON. By
pressing the displayed message, the corresponding image/library data
can be displayed and the screen can be switched.
Page 173
Alarm history
@
Occurrence order
This element monitors the status of host bits designated in advance,
and displays the contents of the alarm history record (occurrence
order) which records the time when the bits come ON, together with
the messages corresponding to each bit. As with the alarm list, it is
possible to display the messages or image/library data correspond-
ing to each bit.
@
Frequency order
This element monitors the status of host bits designated in advance,
and displays the contents of the alarm history record (frequency
order) which records the number of times each bit has come ON,
together with the messages corresponding to each bit. As with
alarm list, it is possible to display the messages or image library
data corresponding to each bit.
Page 173
Input
Settings
Numeral input
This is an element for inputting numeric values to a numeral memory
table by using touch switches as numeric keys.
Page 183
Character string
input
This is an element for inputting character strings to a character string
memory table by using touch switches as input key – string.
Page 201
Thumbwheel
switch
This is an element for inputting numeric values to a numeral memory
table by using + and – touch switches for each digit.
Page 191
Recipe
Tabular elements that can be used to write several words of numeric
value data set at the PT, or can be used to read several words of data
from the host. It also allows numerical value data to be edited from the
touch panel.
Page 207
electronic components distributor
Summary of Contents for NT21 Series
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