Viessmann Vitocrossal 200 Service Instructions For Contractors page 44

Burner control unit
Burner control unit
Configurations:
Menu Description
point
5 Changeover from the operat-
ing display of the burner con-
trol unit phase to other process
information
6 Configuration of control func-
tion operating parameters
Menu point "5" is used to display the following process information:
Sub-menu item
0
1
2
3
4
5
6
7
8
9
A
B
Example: to display the ionisation cur-
rent, press the following keys:
1. S longer than 2 s, " " flashes.
2. until "5" is shown under Service.
3. S "5" will be displayed under Sta-
tus.
44
(cont.)
Process information
Phase
Boiler water temperature
Flue gas temperature
Ionisation current
Set speed
PWM manipulated variable
Actual speed
Gas pressure switch 1
Gas pressure switch 2
Air pressure switch
Gas valve 1
Gas valve 2
Units/scale
1
°C
°C
I in 1/10 μA
%
%
n in 10/min
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
4. until "3" is shown under Service.
5. S "3" is shown under Status and
during operation the ionisation
current is shown under Service
(e.g. 30 = 3.0 µA).