Cellular Modem Modules - Siemens RUGGEDCOM RX1500 Installation Manual

RUGGEDCOM RX1500
Installation Guide
8
Figure 43: Serial RJ45 Port
b
Pins 7 and 8 are connected together internally.
Section 3.6

Cellular Modem Modules

The RX1500 supports the following cellular modem line modules for operation on GSM, EDGE, HSPA+, or CDMA
networks:
NOTE
The cellular modems feature 50 Ω SMA antenna connectors on the front plate of each module.
The HSPA option is available for use on various GSM-based networks. This option supports GSM,
GPRS, EDGE, UMTS and WCDMA/HSDPA/HSUPA. The Main antenna and Receive Diversity antenna
connections are made to the 50 Ω SMA connectors.
NOTE
If two or more antennas are to be installed, the antennas must be separated by a minimum distance of
20 cm (7.9 in).
Cellular Modem Modules
Pin
1
Shield
RS232 Mode RS485 Mode
1
2 Reserved (Do Not Connect)
3 Common (Isolated) Ground
4
5 RX (Receive)
6 TX (Transmit)
(Transmit/
b
7 Note
b
8 Note
(Transmit/
Chassis Ground
Chapter 3
Communication Ports
RS422 Mode
RX- (Receive
Negative)
RX+ (Receive
Negative)
TX/RX+ TX+ (Transmit
Positive)
Receive
Positive)
TX/RX- TX- (Transmit
Negative)
Receive
Negative)
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