Lencore Spectra i.Net: Installation and Operations Manual Instrukcja Użytkownika Pobierz pdf (Strona 50)

section 6

6.8 | telephone hookup to MPI

A POTS line is a 2 wire analog appearance that usually originates at a telephone

company central office.

1) It is a 2 wire (Tip d Ring) analog appearance.

2) It is configured to be loop start.

3) Battery volt

a is 48 Volts.

4) Loop current of 23 milli amps.

5) Must have DTMF signaling capability.

A POTS LINE IS A 2 WIRE ANALOG APPEARANCE THAT USUALLY

ORIGINATES AT A TELEPHONE COMPANY CENTRAL OFFICE.

It is a 2 wire (Tip and Ring) analog appearance.

It is configured to be a loop start.

Battery voltage is 48 Volts.

Loop current must be 23 milli amps.

Must have DTMF signaling capability.

Must have hang-up (winking) supervision capability.

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Lencore Spectra i.Net: Installation and Operations Manual Instrukcja Użytkownika Strona 50