Operation
33
10 Operation
10.1 Function
10.2 LC-Display
The four line LCD visualizes the functions of the DCU.
Functions are assigned as follows:
–
Line 1:
Number and name of the selected parameter (e.g. 721: Vent time).
–
Line 2:
relevant value for the selected parameter. The arrow –––
►
indicates Edit
mode.
–
Line 3
with two functions:
– Function 1: Current messages concerning operation and control will be displayed.
– Function 2: presentation of a required second parameter in the format [Parameter
number: value]. The function for this line can be set via parameter
[P:795] Servic-
elin
in Line 1. All parameters can be accessed with "Servicelin". Error messages
will be displayed independently of the selected function.
–
Line 4:
presentation of the current equipment status by arrows that point to the asso-
ciated symbols.
–
Line 5:
Symbols (see below)
Fig. 13: Front cover DCU
1
LC display, illuminated
2
Status symbols
3
LED "Operating display"
4
Operating keys
DCU
1
2
3
4
721: Venting time
---> 3600 s
795
1
2
3
4
5
