Siemens SCALANCE W788C-2 Series Operating Instructions Manual page 36

Connection
5.4 Antenna connectors
N-Connect for degree of protection IP65
The SCALANCE W788C-2 M12 has antenna sockets of the type N-Connect, 3 on the top
and 3 on the underside of the device.
Note
Cabinet installation
When installing the SCALANCE W7x8 in a cabinet, you need to use detached antennas. A
suitable flexible connecting cable for a connection between SCALANCE W778/W738 and a
detached antenna are available from SIMATIC NET. You will find detailed information in the
section Accessories.
Note
Terminating resistor
Each WLAN interface has three antenna connectors. Connectors that are not used must
have a terminating resistor fitted, see Accessories.
The antennas R1A1 and R2A1 must be always be connected as soon as the associated
WLAN Interface is turned on. if no antenna is connected, the relevant interface must also be
disabled for RX and TX. Otherwise, there may be transmission disruptions.
You will find information on the configuration of the antennas in the following documents:
• SCALANCE W7x8
SCALANCE W700 configuration manual, section "Configuring antennas"
• SCALANCE W7x8C
SCALANCE WLC711 User Guide, section "Configuring wireless AP radio properties"
36
SCALANCE W788C-2
Operating Instructions, 01/2017, A5E03692120-11