Flats
Electrical Cupboard
Door Panel
Bell
First
Phone
Z
I
R
O
T
Second
Phone
Z
I
R
O
T
T
O
R
H
C
+
-
Speech
Unit
51/61
801/206
Telephone Models:
801 801S 801PS
Wiring for DC Door Entry Systems with Fail Safe Lock Releases
13:4456
-
+
CO
NO
NC
TS2000
Time Clock
System
More diagrams can be
found on our website:
www.bellsystem.co.uk/
340C
Power Supply
COIL
206
Fail
Safe
Release