Bell System BL106 Manual do Utilizador descarregar pdf (Página 39)

CS106/BL106 Combined Door Entry and Coded Access

For optimum clarity of speech it is strongly recommended that this system is

installed using twisted-pair telephone cable (e.g. type CW1308). Use one of the

pairs for the R & O connection between the speech unit and the telephone.

Connections No. of cores

Core

diameter

Cable

length

Phone 4 + 1 per phone 0.5mm 100M max.

Power Supply 2

0.5mm

1.0mm

up to 15M

up to 50M

Lock release (up to 500mA) 2

0.5mm

1.0mm

up to 5M

up to 25M

Time clock 4 0.5mm 100M max.

Exit 2 0.5mm 100M max.

Trades Button 2 0.5mm 100M max.

In most cases cable length restrictions should not present a problem, however

where longer lengths are required please refer to the manufacturer for advice.

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Bell System BL106 Manual do Utilizador Página 39