Siemens RVW26.000B27 - Page 67

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Siemens Building Technologies Electronic Air / Fuel Ratio Control System CC1P7873.1en
HVAC Products 18 Notes on the commissioning of a burner 15.10.2002
Plant: Fuel: Actuating device: Date:
E
x
a
m
p
l
e
April 2000
EZ End switch «fully closed» EA End switch «fully open» ZL Ignition load KL Low-fire NL High-fire
Gas damper Gas Heating plant Landis & Staefa
Position [V]
Load
[%]
1
2 3 4
5 6 7 8 9
10
0
0.0
12.5
25.0
37.5
50.0
62.5
75.0
87.5
100.0
6.3
18.8
31.3
43.8
56.3
68.8
81.3
93.8
Throughput
19.2
25.1
30.9
36.1
42.7
51.0
57.1
62.0
69.2
76.1
83.5
90.6
92.5
Gas
EA
EZ
m / h
3
78731t02e/1002