General technical information
Electrical
-
Power supply: 12 VDC +/
-
5% 1,2 A
-
720 mA average in GSM 900 at Tx power max 2W
-
920 mA average in GSM/GRPS 900 at Tx powe
r max 2W
-
100 mA in idle mode
Physical
-
Absolute maximum dimension: 165 x 127 x 30 mm
-
Weight: 600 g
-
Casing: Complete shielding
-
stainless steel
-
Mounting: 4 screw holes
-
Operating temperature range:
-
5°C to + 55°C
Optimal storage temperature:
-
35°C to +85°C
An
alog Telephone/Analog PBX interface
-
Tip/Ring Voltage
48V
-
Line current
25ma
-
Ringing
Voltage 140
Vpp
Load
3REN
Crest Factor
1.25
Frequency
20 Hz
Cadency
2s/4s
-
Answer supervision
-
Reverse polarity
-
DTMF compliancy
-
Dial Tone 400 Hz
Busy Tone
400 Hz, caden
cy 500ms/500ms
GSM
circuit Data Features
Data circuit asynchronous, transparent and non transparent up to 14,400 b/s
Automatic fax group 3 (Class 1 & 2)
Alternate speech and fax
MNP2, V.42bis
Telephone Line Characteristics
DC Characteristics
Ringing Voltag
e:
-
70 V DC typical
On hook voltage:
-
58 V DC typical
Off hook Voltage:
-
24 V DC typical
Off hook Loop current:
27mA @ 600 Ohm programming resistive
Input Impedance
:
480 Ohms to 720 Ohms, 600 ohm typical
:
DTMF Dialing
Detection level:
-
25dBm to +3dBm
On t
ime:
50msec.
Off time:
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