The invention relates to a device (11) and a method of regulating a temperature of a drive element (2) which can be employed in a deep-freezing application in particular, such as a band, belt or similar, in which at least a part-region of the drive element (2) is heated at least during a relative displacement between the drive element (2) and a machine part. The drive element (2) is adjusted to a pre-definable minimum temperature and a pre-settable minimum temperature is maintained. To this end, the device (11) has at least one module (12), which supplies the drive element (2) with mechanical, electrical or electromagnetic energy, for example.

 
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> Optoelectronic sensor and process for detection of an object in a monitored area

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