4tronix Multi-Apartment Video Door Entry System Panduan Pengguna - Halaman 7

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Cabling to Monitors

There are two main types of wiring used with these systems: Cat5 and Screened

4-core cabling. Although both are fine for runs up to 30m, it is recommended to

use the screened cable for runs over 30m or so. There are two considerations for

this: voltage drops and interference. The biggest issue is the voltage drop.

Wiring using 4-Core Screened Cable

For this cable it is best to use the screen as the Ground conductor and then

double up with the Red and Black conductors. This reduces voltage drops

considerably.

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