7130 Oil Burner Controls LMO14... LMO24... LMO44... - Romstal
7130 Oil Burner Controls LMO14... LMO24... LMO44... - Romstal
7130 Oil Burner Controls LMO14... LMO24... LMO44... - Romstal
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Technical data (cont´d)Flame supervision withQRB... or QRC...Green LED for operationalstatus indicationDetector currentrequired(with flame)Perm. detectorcurrent(without flame)Possible detector currentwith flame(typically)QRB... ¹) Min. 45 µA Max. 5.5 µA Max. 100 µAQRC... ¹) Min. 70 µA Max. 5.5 µA Max. 100 µADetector current in operation:- Flame signal instable- Green LED flashingDetector current in operation:- Flame signal stable- Green LED steady onQRB... ¹) 45 µAQRC... ¹) 45 µA¹) The values given in the table above only apply under the following conditions:- Mains voltage depending on execution AC 120 V or AC 230 V- Ambient temperature 23 °CMeasuring circuitfor detector currentQRB...11 12 LMO...<strong>7130</strong>v01/0700blsw+QRB...µA DCQRC...11 12 1 LMO...<strong>7130</strong>v02/0700bl sw br+QRC1...µA DCLegendµA DC DC microammeterwith an internalresistance ofRi = max. 5 kΩbl Bluesw Blackbr BrownAs an alternative to detector current measurement, the diagnostic tool OCI400 / withPC software ACS400 / ACS410 can be used. In that case, the DC microammeter is notrequired.7/13Building TechnologiesCC1N<strong>7130</strong>enHVAC Products 15.09.2008