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Wiring diagram of video phone system

Requirements on cabling of the system

Video door phone system uses 8 core cables. Maximal distances between camera unit and monitor with

regards to the cross sectional area (CRA) of the wires is show in the following table.

In the areas with high possibility of interference it is recommended to use a 75 Ohm coaxial cable for

connection of video signal.

CRA of the wire [mm] 0,5 0,65 0,8 1

Distance [m] 30 50 70 115

1 2 3 4 5 6 7 8 9 ... 72 73

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Emos 3010001131 Handbuch Seite 4