User & Programming Manual
DX2000 XL – Hotel Version
18
Trunk Dialing
a. Pulse Dialing
:
10 PPS +/- 10 %, Make Break = 1:2, IDP 60ms
b. DTMF Dialing
:
As per CCITT recommendation Q.23
Tones
a. System Dial Tone
:
500 Hz Continuous
b. Ring Back Tone
:
500 Hz
c. Busy Tone
:
500 Hz , .5 sec On & .5 sec off
Ringers
a. Internal Call
:
1000 ms / 3000ms / 1000ms / 3000ms
b. External Call
:
500ms / 100ms / 500ms / 1500ms
c. Alarm Call
:
300ms / 500ms / 300ms / 500ms
Transmission Parameters
a. Return Loss
:
More than 18 db
b. Insertion Loss
:
Less than 1 db
c. Inter-Channel Cross Talk
:
Less than –65 dbm
d. Idle Channel Noise
:
Less than –60 dbm
e. Extension Loop resistance :
800 Ohm (excluding telephone instrument)
f. Key phone loop resistance :
180 Ohm.
Cabling
:
0.5 mm Single Twisted Pair.
Environment
a. Temperature
:
-5 Deg to 55 Degree
b. Humidity
:
95 % RH, Non-Condensing
Summary of Contents for DX2000XL
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