Plant installation
4.2 Rail connection of master and carrier power supply
Power Line Booster
48
Operating Instructions, 11/2019, A5E36203125A-AG
4.2
Rail connection of master and carrier power supply
We recommend installing the Power Line Booster Master and the carrier power supply in
one common control cabinet and to connect them to the rail using the same powerline
connection cable (see section "PLB connection cable (Page 32)"). When using connection
cables > 1 meter, note that the cable shield must be applied EMC-compliant to both ends.
Figure 4-1
Rail terminal box with shielding
The positioning of the master is described in the section "Master position (Page 42)". Make
sure to keep all powerline cables in the control cabinet of the master (shown in blue in the
figure below) as short as possible and to separate them so that there can be no overcoupling
of the powerline signal to other cables. You can find the detailed structure of the carrier
power supply including cable protection in the section "Power supply connection (Page 18)".
You can either use a separate transformer per segment or supply multiple segments using a
shared transformer. All cables on the primary side of the filter (black) have no powerline
signal. There are no requirements regarding shielding or cable length for these cables.
Figure 4-2
Connection of the PLB master
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