How to install a Sx2WEB system
18
1.2.4.2 Repeater wiring
The repeater regenerates the voltage level of the Dupline® signal from the bus generator and also
provides an output drive capability of up to 300mA. Since most of the Dupline slave modules are bus-
powered, the SB2REP230 provides the bus power supply to the modules connected to it.
Example 1
:
Sx2WEB24 SH2MCG24 MODULE
A
MODULE
B
SB2REP230
MODULE
C
MODULE
D
Note
: the local bus on both sides is connected to the primary side of the Dupline network, so the
secondary side has always to be connected to the terminals REP+ and REP-
Dupline current for Modules
A
and
B
are provided by the Dupline® generator
Dupline current for Modules
C
and
D
are provided by the Dupline® repeater
