Siemens CP 1515 Instruções de Operação descarregar pdf (Página 35)

Description of the SCALANCE W78x

Operating Instructions SCALANCE W78x

3.3 Cabling for Power Supply a

3.3.1 General Notes

Suitable Cables

The following cable variants are available to connect a SCALANCE W78x to the

power supply and to Ethernet:

● IE hybrid cable 2 x 2 + 4 x 0.34 (o

The two data wire pairs are separa

suitable for assembly with the IE IP 67 hybrid co

● IE FC TP standard cable 4 x 2 GP

IE FC TP flexible cable 4 x 2 GP ( -2H)

In these cable types, two wires are twisted. All four pairs of wires are inside a

common shield.

● 2 x 2 IE cable, the optional power supply (18 - 32 V DC) is over M12

connectors.

Cable Selection and Interference Exposure

A decisive factor in the selection of a e

to which the current lines between the dular

outlet are subjected. Due to the separ

interference has less effect on the dat

standard cable or TP flexible cable.

nd Ethernet

rder no. 6XV1870-2J)

tely shielded. This cable is particularly

nnector.

(order no. 6XV1870-2E)

order no. 6XV1870

cable type is the electromagnetic interferenc

power supply and the FC RJ-45 mo

ate shielding of the data wires, such

a transmission on a hybrid cable than on TP

A B C

Figure 3-2 Cabling a SCALANCE W Interference between

the Power Supply and M

A Power supply

B FC RJ-45 modular outlet with power insert

C SCALANCE W78x

7xx with Electromagnetic

odular Outlet

C79000-G8976-C184-07

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Siemens CP 1515 Instruções de Operação Página 35