Eicon Networks ISDN NT1 Guia de Instalação descarregar pdf (Página 10)

10 Eicon Network Termination (NT1) Installation Guide

Appendix C: Switches

The significance of each switch on the rear panel of the ISDN NT1

is given in Table 6.

Table 6. Significance of the Switches

Technical Specifications

Safety

• Use with a certified Class 2 power supply.

Typical Power Requirements

•80 mA at +9 Volts

Environmental Requirements

• Operating temperature: 0°C to 50°C

• Operating humidity: 0 to 90% (non-condensing)

• Barometric operating pressure: 86 to 106 kPascals

Value Switch Positions

12345

No termination off off off off

Termination of 50

Ω

on on on on

Termination of 100

Ω

off on off on

Devices located less than 75 m

from the ISDN NT1

Devices located more than 75 m

from the ISDN NT1

off

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 16

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Eicon Networks ISDN NT1 Guia de Instalação Página 10