15ContentsENSource language: GermanEU Declaration of conformityExplication of warning symbolsWe declare under our sole responsibility that this product corresponds to the directives 2014/35/EU, 2014/30/EU and 2011/65/EU andconforms with the following standards or normative documents: EN 61010-1, EN 61010-2-010, EN 61010-2-051, EN 61326-1, EN60529 (A1+A2) and EN ISO 12100.A copy of the complete EU Declaration of Conformity can be requested at sales@ika.com.PageDisplay and operator panel 2EU Declaration of conformity 15Explication of warning symbols 15Safety instructions 16Unpacking 17Correct use 17Commissioning 18Setting the safety circuit 18Setting the operating modes 18Heating function 18Control of medium temperature 19Operation with external temperature sensor PT 1000.60/61 (only for HBR 4 control) 19Stirring function 19Error messages 20Interfaces and outputs 21Maintenance and cleaning 24Accessories 24Warranty 25Technical data 25DANGERCAUTIONWARNINGIndicates an imminently hazardous situation, which, if not avoided, will result in death, serious injury.Indicates a potentially hazardous situation, which, if not avoided, can result in death, serious injury.Indicates a potentially hazardous situation, which, if not avoided, can result in injury.ATTENTION - risk of damage due to magnetism.DANGER - note on hazards arising from a hot surface.ATTENTIONDANGER