EP 1571395 A1 20050907 - Burner flame control unit
Title (en)
Burner flame control unit
Title (de)
Vorrichtung zur Flammenüberwachung eines Brenners
Title (fr)
Dispositif de contrôle de flamme de brûleur
Publication
Application
Priority
EP 04425138 A 20040302
Abstract (en)
A unit (1) for controlling the flame of a burner. The unit (1) has a first programmable control device (9) for controlling fuel feed devices and combustion air ventilation devices of the burner by means of a number of control outputs (6, 7, 8) controlled by respective switch blocks (16, 17, 18), and for safely controlling overall operation of the unit (1). The unit (1) also has a second control device (20) for further safety control independent of that performed by the first device (9). And the unit (1) is characterized in that the second control device (20) comprises a hardware watch-dog. <IMAGE>
IPC 1-7
IPC 8 full level
CPC (source: EP)
F23N 5/242 (2013.01); F23N 3/082 (2013.01)
Citation (search report)
- [X] EP 0803680 A2 19971029 - BOSCH GMBH ROBERT [DE]
- [X] DE 4230390 A1 19940317 - CRAMER GMBH & CO KG [DE]
- [A] DE 19747819 A1 19980716 - VAILLANT JOH GMBH & CO [DE]
- [A] US 2002120353 A1 20020829 - POUCHAK MICHAEL A [US]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
DOCDB simple family (application)
EP 04425138 A 20040302; CN 200510053107 A 20050302