User's Manual

Connection
5.4 Suitable cables for power supply and Ethernet
SCALANCE W760/W720
Operating Instructions, 07/2013, C79000-G89xx-C322-01
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5.4
Suitable cables for power supply and Ethernet
Cable specification
The following table lists the requirements for a cable depending on the application.
Application
Specification
Direct 24 VDC supply
• Round cable cross-section with
6 to 8 mm diameter.
Two-wire cable with 0.5 to 1.5 mm
2
cross-section
per wire.
• Permitted tensile load at least
100 N.
• UL listing: Type PLTC or ITC
Ethernet
1. IE FC TP standard cable GP 2 x 2 (type A)
Order no.: 6XV1 840-2AH10
2. IE TP torsion cable 2 x 2 (type C)
Order no.: 6XV1 870-2F
3. IE FC TP trailing cable 2 x 2 (type C)
Order no.: 6XV1 840 3AH10
UL listing: Type PLTC or ITC (the three named types
have this approval)
WARNING
Only use cables suitable for high temperatures!
If temperatures in excess of 70 °C occur on the cable or at the housing socket, or the
temperature at the branching points of the cables exceeds 80 °C, special measures need to
be taken.
If the equipment is operated in an air ambient at 45 - 60 °C, only use cables with admitted
maximum operating temperature of at least 90 °C.