Siemens EK 746 Series Instructions d'exploitation télécharger pdf (Page 25)

Connecting up

SCALANCE W788-xPRO / W74x-1PRO/RR

A5E02280448-02, Release 11/2008

Arrangement of interfaces and connectors

Note

The distance between the antennas of the various WLAN interfaces must be at least

1 m.

NOTICE

Terminating resistor

Each WLAN interface has two antenna connectors. If you use only one connector,

make sure that you connect a terminating resistor to the second connector to

ensure trouble-free operation of the SCALANCE W788-xPRO/RR or W74x-

1PRO/RR.

The following figure shows the location of the sockets for the individual interfaces:

SIEMENS

SCALANCE W788-2PRO

S VP JM 123 44-72-22

P1 FOR LAN ONLY

L2 DC 24V

WARNING:

EXPLOSION HAZARD.

DO NOT CONNECT EQUIPMENT

UNLESS AREA IS KNOWN TO BE

NONHAZARDOUS

L1 24VDC

788-1ST00-2AA6

A2 ANTENNA A1

Figure 4-2 Antenna connectors of the SCALANCE W788-xPRO/RR or W74x-

1PRO/RR. The antenna connectors A2 and B2 only exist for the types

W788-2PRO and W788-2RR.

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Siemens EK 746 Series Instructions d'exploitation Page 25