Device Functions Proline Promass 80 6 Group USER INTERFACE
Endress+Hauser 19
DISPLAY DAMPING Use this function to enter a time constant defining how the display reacts to severely
fluctuating flow variables, either very quickly (enter a low time constant) or with
damping (enter a high time constant).
User input:
0...100 s
Factory setting:
1 s
! Note!
Setting the time constant to zero seconds switches off damping.
CONTRAST LCD Use this function to optimize display contrast to suit local operating conditions.
User input:
10...100%
Factory setting:
50%
BACKLIGHT Use this function to optimize the backlight to suit local operating conditions.
User input:
0...100%
! Note!
Entering the value “0” means that the backlight is “switched off”. The display then no
longer emits any light, i.e. the display texts can no longer be read in the dark.
Factory setting:
50%
TEST DISPLAY Use this function to test the operability of the local display and its pixels.
Options:
OFF
ON
Factory setting:
OFF
Test sequence:
1. Start the test by selecting ON.
2. All pixels of the main line and additional line are darkened for minimum 0.75 second.
3. Main line and additional line show an “8” in each field for minimum 0.75 second.
4. Main line and additional line show a “0” in each field for minimum 0.75 second.
5. Main line and additional line show nothing (blank display) for minimum 0.75 second.
6. When the test completes the local display returns to its initial state and the setting
changes to OFF.
Function description USER INTERFACE
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