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Burner control unit VUC 310
"Status" display
"Service" display: Process information
4
Set speed
5
PWM variable
6
Actual speed
7
Gas pressure switch 1
8
Gas pressure switch 2
9
Air pressure switch 1
A
Gas valve 1
B
Gas valve 2
Overview sub-menu to menu "6"
"Status" dis-
"Service" display
play
Parameter
1
Maximum thermal load
2
Gas type
3
Altitude
4
Maximum boiler water temperature
5
Integral threshold value of control unit
(effective with integral method)
Do not adjust.
6
Runtime optimization
7
Motorised flue gas damper
8
Characteristics of burner control units
when gas pressure is too low
9
Burner start temperature differential (ef-
fective during minimum pause)
A
Burner stop temperature differential (ef-
fective during minimum pause)
0
Reset all operating parameters to their
delivered condition.
Example: Temporarily display ionisation current in
the operating display
Press the following buttons:
1. S longer than 2 s; " " flashes.
2.
until "5" is shown under "Service".
3. S to confirm; "5" is shown under "Status". "0" is
shown under "Service".
4.
until "3" is shown under "Service".
5. S "3" is shown under "Status". Under "Service", the
ionisation current is shown during operation: E.g.
≙
90
9.0
A.
µ
(cont.)
Setting operating parameters:
—
Setting range/unit
% of rated heating out-
put
Cannot be changed
Cannot be changed
5 to 127 °C
1 to 255 K x min
0 = minimum pause
1 = integral method
0 = without flue gas
1 = with flue gas
0 = interlocked
1 = blocked
0 to 20 K
0 to 20 K
Note
Pressing reset button R or switching the power con-
nection off and on again will return the operating dis-
play to the default display, showing the start and test
functions during burner start.
Example: Changing the maximum operational
burner output
Press the following buttons:
1. S
2.
3. S
Unit/scale
%
%
n in 10/min
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
Delivered condition
100 %
0
0
101 °C
60 K x min
1
0
damper
damper
1
6 K
6 K
longer than 2 s; " " flashes.
until "6" is shown under "Service".
to confirm; "6" is shown under "Status". "1" is
shown under "Service".
Burner control unit
33
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