Auta AC-900 - One Access and 4 Risers with Distribution in Cascade

One access and 4 risers with distribution in cascade
DIGITAL
33
VISUALTECH
4
7
0
1
C
2
PD VISUALTECH FV
CONNECT A 10K RESISTOR AT
THE END OF EACH RISER
CALLING WIRES
5H CONTROL MODULE
In old installations 4+n
make a link between all
calling wires and connect
them to negative of the
control module
C/1
C/n
BATTERY
5H CONTROL MODULE
Take out
the jumper
5 WIRES
Do not take
out the jumper