Siemens SIWAREX WL270 CP-S SA Manuale di istruzioni per l'uso - Pagina 11
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3.1.4
Use of the grounding cable
The grounding cable is used to protect the load cells from undesired currents. The causes of
such currents are, for example:
● Equalizing currents with missing or faulty equipotential bonding conductors.
● A lightning strike nearby
● Welding work
● Static charge
3.2
Layout and function
3.2.1
Design and function of the pressure piece set
Design
The pressure piece set is made up of the following components:
● Upper pressure piece
● Lower twist-proof pressure piece
Together with the load cell, the pressure piece set represents a self-centering bearing unit.
CP-S SB
Operating Instructions, 11/2010, A5E03323543B
Figure 3-2
Example usage of the grounding cable
①
④
Description
3.2 Layout and function
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