Operators Handbook DCU3 – System
4., Start-Menü „Main“
BAEDCU3 - Rev. 4.6 - 0504 4 - 2
4.2.1 Alarms
If a process value exceeds its alarm limit or if a device is switched over to an alarm state the
backround color of the corresponding symbol changes to red (in this „laser-printed“ manual
shown light-grey, see example for the entry of foam measurement).
4.2.2 Invalid Process Values
If a process value is „invalid“ the display changes to „---„, see example „flow“:
4.2.3 Direct Function Keys and Headline Text at the Touch Display
Direct Function keys on the touch display have the background colour grey/white.
Headline texts (background colour white) label indicate a correlation of the functions of the
subsequent keys
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