Operating instructions

4 Operation
4.1 LOP – Controls
LOP – Controls
Item Color Inscription Meaning / Function
1 White F1 Function keys to control the man-machine inter‐
face. Functions vary and are displayed on the
LCD screen.
2 White F2
3 White F3
4 White F4
5 White F5
6 White ALARM ACKNOWL Pressing the button the first time stops alarm sig‐
nalization.
Pressing the button a second time acknowledges
an active alarm.
LED (spot) lights up when an alarm is active.
7 White DIM ↑ Holding down the button increases LCD back‐
ground illumination.
M015412/03E 2012-02 | Operation | 85
TIM-ID: 0000008861 - 002