Robustel M1000 Pro V2 Guida Utente Pagina 17

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Robustel GoRugged M1000 Pro V2 User Guide
RT_M1000 Pro V2_UG_v01.00 23.11.2012 16 / 49
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2.5 Connect the External Antenna (SMA Type)
Connect this to an external antenna with SMA male connector. Make sure the antenna is for the correct frequency as
your GSM operator with impedance of 50ohm, and also connector is secured tightly.
2.6 Connect the Gateway to External Device
User can use the serial cable to connect the gateways DB9 female connector to external controller / computer.
PIN assignment for gateways DB9 female connector
DB9 Female Connector
PIN
RS232
RS485 (2-wire)
1
Data+ (A)
2
RXD
3
TXD
4
5
GND
6
Data- (B)
7
RTS
8
CTS
9
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