Siemens SIMATIC NET PROFIBUS Instrucciones de operaciones Pagina 137

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Passive Components for RS-485 Networks
4-39
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
Note
Stranded cores must only be used in screw terminals with wire-end ferrules fitted
(0.25 mm
2
complying with DIN 46228). Use only wire-end ferrules made of
materials with permanently stable contact properties, for example copper with a
tin-plated surface (not aluminum).
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