Specifications

Chapter 6 - RS-485 Devices RS-422 And RS-485 Applications Ebook
Page 74 of 137 Manual Documentation Number: <DocNumber>
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RS-232 to RS-485 Converters
Although RS-232 serial interfaces are less commonly found on personal
computers than in years past, RS-232 is still employed to many legacy
and some current commercial and industrial systems. In many practical
applications it is useful to be able to convert RS-232 to RS-422 or RS-
485 to increase distance and speed capabilities.
Figure 55: RS-232 to RS-422/485 Converters
RS-232 to RS-422/485 converters are available with a range of
features.
Externally powered converters
Port powered converters
Optically isolated converters
Addressable converters
Multi-channel converters
Industrial converters (DIN rail mountable, industrial enclosures, etc)