Appendix
61
Condens 7000 F – 6720871560 (2019/11)
17.4.3 Diagrammatic representation of supply air/flue gas
monitor and gas tightness
Fig. 74 Diagrammatic representation of supply air/flue gas monitor and gas tightness (according to EN 15502)
[1]
Differential pressure switch (closed during operation)
[2]
Plug-in connector for compensation/ionisation line
[3]
Valve check system
[4]
Burner control unit
[5]
Gas burner
[6]
Flue gas pressure limiter (must be manually unlocked)
[p
1
] Compensation line connection (blue)
[p
2
] Test cable connection for gas outlet pressure (white)
[p
komp
] Pressure compensation line
[p
GAS
] Gas outlet pressure
[p
A
] Pressure in flue system
[A]
Flue gas
GAS
GAS
p
1
p
2
p
komp
p
GAS
A
p
A
3
1
2
4
6
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