BF Apartment Station Digital Entry System
PD
–166 Issue 1
Installation and Operating Manual
Page 39 of 48
Diagram H – Extension Apartment Station Wiring
When additional power cores are required replace the Blu and W/Blu
wires with the additional wires
Note. For each cable run :-
Only one unit must be Master (Recommend the first unit)
Auto display on one video unit only (For auto display on multiple video units see next
Diagram)
Extension video units must be "daisy chain" wired to preserve video quality
The last (or only) video unit on the cable requires the Video Terminator "ON" all other
video units must have the Video Terminator "OFF"
2
1
B
A
–
28V
Audio
Data
+
BSA
Audio
Phone
Cat5
From Controller
To More Extensions
B
rn
W
/B
rn
O
rg
W
/O
rg
G
rn
W
/G
rn
B
lu
W
/B
lu
O
rg
W
/O
rg
G
rn
W
/G
rn
B
lu
W
/B
lu
B
rn
W
/B
rn
O
rg
W
/O
rg
G
rn
W
/G
rn
B
lu
W
/B
lu
2
2
1
1
B
B
A
A
–
–
–
–
–
–
Video
Video
Bell
Bell
28V
28V
Audio
Audio
Data
Data
+
+
+
+
+
+
BF
Apartment Station
BF
Apartment Station
1 Cat 5 Plus Optional Power Cores
Master Extension Extension Extension