Pulse GSM Gateway Manual de usuario Pagina 59

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Technical Parameters 5.1
59
SMS Sending Input
Serial interface
Others
Loop voltage 48 V DC
Loop current max. 40 mA
Loop resistance max. 800 Ω
Tone frequency adjustable, default 425 Hz
Dialing type tone (DTMF) and pulse
Ringing voltage 42 Vrms 50/25 Hz
Calling line identification CLI during ringing according to ETSI FSK
Tariff pulses
f=16/12 kHz ; Umin=100mVef on 200 Ω
Answer supervision polarity reversal, 12/16 kHz pulses
Closed loop resistance max. 1kΩ
Open loop resistance min. 25kΩ
Output voltage / current open loop 3V / short circuit 0,3mA
Input overvoltage protection max. +/- 12V
Interface type RS-232C
Connector D-Sub 9 pins
Interface transmission rate 1200 - 115200 bps (autobauding) 8N1
Dimensions (w/o
connectors)
170 x 130 x 45 mm
Operating temperature 0°C to 45°C
Operating status signaling 3 LEDs (on, GSM network, line)
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