Siemens LMV50 series

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Building Technologies Basic Documentation LMV5... CC1P7550en
9 Commissioning instructions for the LMV5 22.05.2018
Example:
Point 1 2 3 4 5
Order of setting 5 4 3 2 1
Output 15% 28% 50% 71% 100%
Gas 8.6° 28.0° 43.0° 62.5° 81.5°
Air 10.5° 28.8° 46.0° 55.7° 70.8°
AUX 20.3° 30.0° 45.0° 52.0° 60.0°
90
80
70
60
50
40
30
20
10
0
0 10 20 30 40 50 60 70 80 90 100 %
Fuel / air ratio control
Load [%]
Position [°]
Gas actuator position
Air actuator position
Auxiliary actuator
7550d26E/0502
Figure 81: Fuel-air ratio control
The curvepoints can be changed either during burner off periods (phase 12) or during
burner operation (phase 60).
To change an existing curve, select the curvepoint in Point mode. You are now able to
change the point, or to cancel it.
Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6
Params & Display
RatioControl
GasSettings
CurveParams
*) Point
*) Manual
*) Not a parameter name, but a term of curve parameterization
Changing an existing curve