General Operation - Siemens TP27 Equipment Manual

General Operation

Operating concept Using the Touch Panel screen, it is possible to observe the operating status of
the machine or system being monitored and, at the same time, to intervene di-
rectly in the process running simply by touching the buttons and input fields
displayed.
Operation of the Touch Panels TP27 and TP37 is intuitive to a large extent,
because
Screen partitioning
A screen occupies the entire display. An example of screen partitioning on the
TP37 display containing several open windows is illustrated in figure 3-1. The
TP27-6 has a smaller display, so that the operating elements are cascaded
(overlap).
Figure 3-1
TP27, TP37 Equipment Manual
Release 01/00
operating elements can be positioned where they belong, from a functional
point of view,
labeling of visible buttons is dynamic; in other words, labeling can be
changed online, according to the language required, or
language–independent bitmaps can be assigned to the buttons, for example,
any sections of the system or process screen are rendered operable by su-
perimposing invisible buttons
virtual keys for cursor functions and value input only appear when they can
actually be used: In input windows.
System messages
Light indica-
Local button
tors
Help window
Screen partitioning on the TP37 (example)
3
Global button
Fixed window
Message indicators
Event and alarm
messages
Main area
Numeric input
window
3-1