34
DS1083-135
Devices derived from a column distributor or a column interface with one or two video door phone
calling stations
TC
column
distributor
2Voice
column
power supply
unit
TC
Video door phone
call station
Video door phone
call station
C1
C2
D
Ax+
Bv1
Ax+
Bv2
column
Cx = distance between the column distributor or column interface and the calling station
D = distance between the column distributor or column interface and the power supply unit
For connection and distances of the riser, see the paragraph “Video door phone risers
connection”.
Cable
distance
extension
(*)
Cx
D
2Voice cable Ref. 1083/92
200m
5m
800m
2Voice cable Ref. 1083/94
125m
5m
800m
Ø 0,6 mm telephone pair without sheath
100m
5m
600m
CAT5 UTP (one twisted pair)
100m
5m
800m
HVV05-F 1,5 mm
2
rubber covered
50m
5m
300m
7057/235 Urmet cable (blue/red)
50m
5m
300m
1mm
2
section single cable
50m
5m
150m
(*) the system extension is the sum of all the single segments which compose it:
C1+C2+D+Bv1+Bv2+A1+A2
These requirements must also be taken into account when the riser distributor or the riser
interface is connected on the riser on street side in systems with multiple risers.
Devices derived from a door units interface with 2 video door phone call stations max.
TC
TC
Ax+
Bv4
Ax+
Bv3
Ax+
Bv2
Ax+
Bv1
E1
E2
D2
D1
Video door phone call station
2Voice
column
power supply
unit
2Voice
column
power supply
unit
Door units
interface
column
Ex = distance between the door units interface and the call station
Dx = distance between the door units interface and the power supply
For connection and distances of the riser, see the paragraph “Video door phone risers
connection”.