User manual

6Wavecom WMOD2B Modem
INSTALLATION/START-UP
2.3.5 Input/output electrical characteristics defined for all external connections
2.3.6 Protection/on-board network connection
The modem is protected by a fuse directly binded on the power supply cable.
Parameters
GSM 900
MIN TYP MAX MIN TYP MAX
GSM 1800/1900
UNIT
Power supply @25° C:
Input supply voltage 5 13.2 32 5 13.2 32 V
@5V 1.8 1.1 A
@13.2V 0.7 0.4 A
@32V 0.4 0.2 A
@5V 330 220 mA
@13.2V 130 95 mA
@32V 65 50 mA
@5V 31.4 31.4 mA
@13.2V 13.2 13.2 mA
@32V 5.6 5.6 mA
@5V 8.8 8.8 mA
@13.2V 4.1 4.1 mA
@32V 2.2 2.2 mA
Serial link : - RS232
Audio (head set):
Microphone input voltage @ lowest gain. 43.8 43.82 mVrms
Speaker output voltage @ maximum gain. 1.65 1.65 Vrms
Speaker impedance 32 32 Ω
SIM 3 or 5 3 or 5 V
Input peak supply current
(in communication @ Pmax)
Input average supply current
(in communication @ Pmax)
Input average supply current in idle mode
Input average supply current in idle mode
(with auto-shutdown of the RS232 driver)*
* RS232 driver (MAX3238) automatically shutdown after 30s of inactivity on the serial link.
The tests are carried out with a 3V SIM card.
The power consumption might vary of 5% over the whole operating temperature range (-20°C to +55°C)