| 摘要 |
A combination unit comprising a beverage preparation machine (62) and a separate milk chilling device (10) for storing a volume (16) of milk in a chilled state. The beverage preparation machine (62) comprises a control electronics system (63) and a milk dispensing apparatus (64) for dispensing milk and/or milk froth. The milk chilling device (10) comprises a housing (11), a milk container (14), which is arranged in the housing (11), for accommodating the volume (16) of milk, a chilling unit (18) for chilling the volume (16) of milk, and a milk lance for removing milk from the milk container (14). A monitoring device for monitoring a filling state of the milk container (14) comprises a filling state sensor (34) for detecting a filling level of the milk in the milk container (14) and a filling state measurement electronics system (36), which is connected to the filling state sensor (34), for generating a filling state information signal, wherein dispensing of the milk and/or of the milk froth from the milk dispensing apparatus (64) can be controlled by means of the control electronics system (63) of the beverage preparation
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