Winner Dual Channel Fixed Cellular GSM Gateway User Manual
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4.
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 power 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
Analog 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, cadency 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 & 3)
Alternate speech and fax
MNP2, V.42bis
4.1.
TELEPHONE LINE CHARACTERISTICS
4.1.1.
DC CHARACTERISTICS
Ringing Voltage: -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
