User manual

Operating Elements, LEDs and Connectors
33003962 11/2011 39
No. Element Description
1 Left/right
arrows
(functional link
keys)
Navigation link keys:
z navigation: change panel in a
menu
z display current alarms
z change digit in a variable field
during edition
Command link keys:
z impulse command
z toggle command
z variable write operation
2Up/down
arrows
Select a functional link in a panel
Increment/decrement the
selected digit
Select a value in a selection list
Increment/decrement the value of
a variable field
3 ESC Cancel an entry or an action Return to the previous panel
4 DEL Clear the selected digit or field
5 MOD Select a field Go to the next field
6 ENTER Confirm a selection or an
entered value
Acknowledge an alarm
7a Control or
touch variant
Static function keys:
z access a panel
z impulse command
z toggle command
7b Input variant Dynamic function keys
(functionality is panel-
dependent):
z access a panel
z set / reset bit
z impulse command
z toggle command
8 Touchscreen Activity depending on the
selected variant:
z enabled in touch variant
z disabled in control and input
variant
9 Dual labelled
keys
The active function of keys F1 to
F4 is determined by the selected
terminal mode:
z in edition mode: arrow keys
acting like up/down/left/right
arrows
z in normal mode: static
function keys (see
description 7)