8.4.4
POWERON RESETS (4.4.)
Read only unless WRITE PROTECT (6.2.1.) (Page 134) is set to Unlock (2457). The number
of power cycles that have occurred since manufacture.
In SIMATIC PDM, open the menu Device > Wear.
8.4.5
LCD BACKLIGHT (4.5.)
Factory setting:
Setting range:
Purpose:
8.4.6
LCD CONTRAST (4.6.)
Factory setting:
Setting range:
Purpose:
Description:
LR560 (PROFIBUS PA)
Operating Instructions, 06/2018, A5E34648471-AE
128 seconds
0 (backlight off) to 128 seconds (>120 means backlight always on)
Time the backlight remains on.
8
0 to 20
The factory setting is for optimum visibility at room temperature and in av-
erage light conditions. Extremes of temperature will lessen the contrast.
Contrast setting will depend on ambient temperature.
Adjust the value to improve visibility in different temperatures and light
conditions. Change the value in small steps to ensure you can continue to
read the display.
Parameter Reference
8.4 SERVICE (4.)
121