Fermax VDS

VDSVDS
VDSVDS
VDS
VDSVDS
VDSVDS
VDS
Page 7
Code 97508I-1 V07_09
12 Vac
ON
OVERLOAD
18 Vdc
42
4
12 Vac
ON
OVERLOAD
18 Vdc
2
3
3
3
3
3
Basic Diagrams of VDS electronic DOOR ENTRY systems
3
3
3
3
3
12 Vac
ON
OVERLOAD
18 Vdc
42
2 Audio Access Points
C2
-
-
L
+
+
MV
V1C2 V2
MM WM
Vx
M A
+-
C1
B
Vx
C3
-
A
LB SMS
+
L
V2
-
M
C1
+
LxC3 Li
L
-
V1
M
REF.2492
4
12 Vac
ON
OVERLOAD
18 Vdc
2
3
3
3
3
3
39
1 Audio Access Point + Guard Unit
Basic Wiring: 3 wires.
Guard Unit Switcher
Ref. 2492
VDS Guard Unit
Ref. 2536
1 Audio Access Point
3
3