Serial-to-serial-convertersMoxa's serial-to-serial media converters can convert between RS-232, RS-422, and RS-485, which avoids compatibility issues that are often encountered when communicating between different serial interfaces.
RS-232 to RS-422/485 converterdetail
Port-powered RS-232 to RS-422/485 converter with 15 kV serial ESD protection and terminal block on the RS-422/485 sidedetail
Port-powered RS-232 isolator with 4 kV isolation and 15 KV serial ESD protectiondetail
TRANSIO A52/A53 SERIES
RS-232/422/485 converter, 2 kV isolation, adapter, DB25F cabledetail