PAGE 17 of 29 SENTRY TECHNICAL MANUAL VER1.6
Connections from the door panel to the control cabinet.
(NOTE: Additional connections may be needed for fireman switches keypads, proximity etc)
Connections 50m 100m 200m 300m 400m
Amp 1
0.25mm²
0.35mm² 0.5mm²
0.75mm²
1.0mm²
Amp 2
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
Amp 3
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
Amp 4
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
CB
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
Selects 1-n
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
Trade
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
Trade
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
Lock
0.5mm² 0.75mm² 1.5mm² 2.0mm² 2.5mm²
Lock
0.5mm² 0.75mm² 1.5mm² 2.0mm² 2.5mm²
V*
Standard quality Medium quality Good quality Good quality High quality
M*
75Ω Coax cable 75Ω Coax cable 75Ω Coax cable 75Ω Coax cable 75Ω Coax cable
I (+20)*
0.35mm² 0.5mm² 1.0mm² 1.5mm² 2.0mm²
F1 (Vid 0V)*
0.35mm² 0.5mm² 0.75mm² 1.0mm² 1.5mm²
SB (+12V)*
0.25mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
* These lines are only required on video systems.
V is the centre core of the coax and M is the screen.
For best performance, keep the distance between the door panel and the control cabinet to a minimum.
Connections from the control cabinet to the apartment.
Connections
50m 100m 200m 300m 400m
1
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
2
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
-
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
4(T)
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
5(P)
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
6(C)
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
D*
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
+12*
0.35mm²
0.35mm² 0.5mm²
0.75mm²
1.0mm²
V(11)**
Standard quality Medium quality Good quality Good quality High quality
M(12)**
75Ω Coax cable 75Ω Coax cable 75Ω Coax cable 75Ω Coax cable 75Ω Coax cable
+20**
0.35mm² 0.5mm² 1.0mm² 1.5mm² 2.0mm²
Vid Gnd**
0.35mm² 0.5mm² 1.0mm² 1.5mm² 2.0mm²
+12OUT**
0.35mm² 0.5mm² N/A N/A N/A
T(16)**
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
1T(17)**
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
2T(18)**
0.35mm² 0.35mm² 0.5mm² 0.75mm² 1.0mm²
* Only required on phones with privacy and/or door monitoring.
** Only required on videophones
V is the centre core of the coax and M is the screen.
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