What do you have to remember exercise 54 detection of

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Unformatted text preview: rs You are using a capacitive proximity sensor on an outdoor installation. What do you need to remember, particularly in the spring and autumn? Exercise 5.3 Detection of cardboard boxes You intend to use a capacitive proximity sensor for the detection of cardboard boxes of varying material thickness. What do you have to remember? Exercise 5.4 Detection of a transparent panel In a factory producing food products, the presence of a panel made of transparent film is to be checked on empty cardboard packaging (see fig. 5.5.1). You are not sure whether to use a capacitive, an optical or an ultrasonic proximity sensor. What are your arguments for this? 1 2 Transparent panels 50 x 30 mm, Cling film 0.1 mm thick (1) Cardboard packaging (2) Fig. 5.5.1: Packaging with transparent panel © Festo Didactic GmbH & Co. KG • FP 1110 69 70 © Festo Didactic GmbH & Co. KG • FP 1110 6. Optical proximity sensors 6.1 General characteristics Optical proximity sensors employ optical and electronic means for the detection of...
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This note was uploaded on 11/01/2012 for the course CHEMICAL 102 taught by Professor Jamesrodriguez during the Spring '12 term at Universidad Politécnica de Cartagena.

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