Lamtec VMS 4, Manual

Page: 55 / 146

54
6 Commissioning
The O
2
values calculated during burner adjustment are input and stored as follows, regardless
of whether the burner is off or in operation. The O
2
target values can be input arbitrarily. It is
not necessary to observe any particular sequence.
Fig. 6-6 Typical O
2
target value curve
NOTICE
The O
2
target values can only be stored in the programmed firing rate points. If firing rate
points are skipped, the line in between is interpolated.
– Switch (1) to target value.
– Channel key 4 (4) is used to set the required O
2
target value.
– Press the Enter key (3).
NOTICE
Each stored O
2
target value can be changed as many times as necessary, including immedi-
ately after storing it.
Switch (3) to firing rate and
use channel key 1 (5) to call up the next firing rate point;
etc.
As soon as all required O
2
target values have been entered,
switch (2) back to Automatic.
.The O
2
target value curve is now stored.
Turn selector switch (2) to O
2
TRIM
Delete the whole O
2
curve with channel key 4 (4)
upwards.
If only points need to be changed, push channel key 4
(4) downwards.
Turn selector switch (1) to FIRING RATE RATING (firing
rate).
Using channel key 1 (5), the composite curve's pro-
grammed firing rate points can now be called up.