RS232 Serial Cable and Industrial Modems
This page provides information about the use of an RS232
data cable, as well as about some of the most reliable GSM devices you can
attach to your computer for SMS messaging using the Ozeki NG - SMS Gateway
In order to send and receive SMS messages from your
PC, you can attach your phone to the PC with a phone-to-PC data cable (Figure 1).
The cable is attached to the serial port of your computer. The serial port is
located on the backside and has 9 pins. The name of the
serial port in your operating system is COM1 or COM2.
Figure 1 - Attaching the device to the PC with a phone-to-PC data cable.
If you have different options (e.g., Serial, USB, IR, BT
connection), choosing the serial cable is the best choice. An RS232 serial data
cable is a simple and reliable tool.
Industrial GSM modems used in environments where performance and reliability are
crucial are always connected using RS232 cables.
If you wish
to build an environment where continuous operation is important, you should use
an industrial GSM modem (Figure 2):
Wavecom provides very fast and reliable modems
for a good price. These modems need an external GSM antenna, an RS232 data cable.
Just like the Siemens MC35, they can be connected directly to the power supply
of your PC. To find out more about the modem, check out the
page. To find out how to attach a Wavecom modem and how to install a standard
modem driver, check out the Installation
of a Wavecom modem page.
Fargo Maestro 20
Fargo Maestro is a reliable GSM
modem. You can read more about it on the
Fargo Maestro 100
Fargo Maestro is also a reliable
GSM modem. You can read more about it on the
SIEMENS TC35 / SIEMENS MC35
An excellent GSM phone
Siemens. It can be connected directly to the power supply of the PC. It
uses an external antenna, and it has a standard 9 pin RS232 interface.
You need a standard RS232 "mouse extender" cable to connect this
device to the PC.
NOKIA 30/ Nokia 32
Nokia 30 is also an excellent
You can read more about it in its installation guide:
Figure 2 - Industrial GSM modems
To find out more about suitable GSM devices,
check out the Supported Phones
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