QS System Low-Voltage Terminal Connections
Control units shown in rear view
A3
A1
A1 powers wallstation 1 only; terminal
2 terminates at wallstation 1
1
4
3
2
1
A2
R
A3 powers
wallstations 2,
3, and 4
A2 and A3
have their
own power
supply; no
terminal 2
connection
2
4
3
2
1
3
4
3
2
1
4
4
3
2
1
No terminal 2
connection between
wallstations 4 and 5;
they are powered by
different control units
• Connect the terminal 1, 3, and 4
connections to all control units,
wallstations, and control interfaces.
• Each control unit has its own power
supply. Terminate the terminal 2
connection (24 V
control unit supplies power to a
maximum of three wallstations. Each
wallstation should receive power from
5
only one control unit.
4
3
2
1
6
4
3
2
1
7
4
3
2
1
A4
A4 powers wallstations
5, 6, and 7
GRAFIK Eye
QS System Installation and Operation Guide 6
®
power) so that each
QS smart
power supply
panel
P1
P1 powers
shade S1
only
Sivoia QS
shade
S1