
BASIC SYSTEM DIAGRAMS
sec.1a
−−−−
27
DOOR PHONE SYSTEMS
DOOR PHONE - VIDEO DOOR PHONE SYSTEMS: Installation Diagrams
CONNECTION OF SEVERAL DOOR PHONES TO 1 DOOR UNIT
Solution using additional differential fl oor call device Ref. 9854/53
(C4.004)
(C4.006)
(VX.006)
(VD.007)
P1
GND
P2
Vout
0
230
-J
-6
+6
~0
~12
~
~
PS
CH
CP+
CP-
CA
1
2
6
10
9
CA
1
2
6
10
9
G/T
~0
~12
~0
~12U2
U1
G/T
U3
U4
L
+
2
-
1A
1
U1
G/T ~12
~0
~12
G/T
~0
U2
ELECTRIC
LOCK
Lock Release
MAIN ~
MAIN ~
Name tag
lighting
POWER SUPPLY FOR
DOOR PHONE SYSTEM
ADDITIONAL
POWER UNIT
TO THE FOLLOWING
MODULE
TO THE FOLLOWING
DOOR PHONES
SC101-1070C
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