Siemens simatic hmi op27 Equipment Manual page 45

Screens
Figure 4-1 illustrates how the configured screen might appear on the OP.
Figure 4-1
Selecting a screen
Screens can be viewed, processed and printed via the OP. Before these actions
can be performed, however, the screen has to be selected. Select a screen by
means of a
S
S
S
4-2
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¬
Tank 1
­
CLOSED
Amount in
the mixer (l)
®
5300
4 4
Valve Valve Motor
CLOSED OPEN OFF
¬
Text
­
Character graphics
®
Numeric output field
¯
Bar graph (tank load)
°
Symbolic input field for opening and closing the valve
±
Symbolic graphic indicates the status of the valve (open/closed)
²
Graphic
³
Icons for soft-key functions
Configured screen for a mixing unit (example)
Function key
Pressing a function key opens the screen assigned to it in the configuration.
Input field
Enter the number of the screen to be opened in the input field.
PLC job
This is a special application provided to the operator. The PLC calls a
screen on the OP depending on the state of the process or the system, thus
specifying the procedure for the operator to follow.
Mixing Unit
Tank 2 Tank 3
OPEN
CLOSED
Valve 4
Motor Fill
ON tank
OP27, OP37 Equipment Manual
¯
°
±
²
³
Selection
Main Screen
Release 05/99