Siemens SIMATIC HMI TP27 Equipment Manual page 32

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Meanings of
buttons
Entering a value
Entries in numeric input fields begin aligned to the right. Entered digits are
moved to the left (pocket calculator format).
The current input position is displayed in reversed background/foreground col-
ors. Invalid characters, e.g. numbers greater than 1 in binary format, are re-
jected with an error message. If the entry is too long, the last character entered
is overwritten.
If limit valuers have been configured for the specifications to be entered, they
appear at the top edge of the input window. MIN indicates the lower limit value
and MAX the upper.
Hexadecimal
In order to enter the hexadecimal digits
mode
appears at the current input position. Press one of the buttons
Panel reverts to decimal mode after each character.
TP27, TP37 Equipment Manual
Release 01/00
Button
Function
Enter digits
0
9
...
Enter hexadecimal
A
F
1
6
...
numbers
Change sign
+/–
Enter decimal point
.
Hexadecimal mode
HEX
Display help text
HELP
(Help)
Delete character
BS
(Backspace)
Delete input line
CLR
(Clear)
Cancel
ESC
(Escape)
Enter
General Operation
Purpose
Enter digits
to
.
0
9
Enter the hexadecimal numbers
(after pressing
).
F
HEX
Change sign from
to
and back.
+
Enter decimal point or comma.
Change numbers
to
to characters
1
6
to
.
A
F
Call Help text for the current input
field. The button is not displayed
unless the corresponding Help text
is configured.
Delete character shown in reverse
video in the input line.
Delete all characters in the line, i.e.
clear the input line.
Discard input and close window.
Confirm input and close window.
to
, press the button
. An "h"
A
F
HEX
to
. The Touch
1
6
to
A
3-7

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