Standard RS-485 interface pinout
MOXA devices use the standard RS-485 interface pinout for the DB9 Male connector.
NPort 5630 and NPort 5650
In NPort 5630 and NPort 5650 devices, the pinout of the RS-485 interface is different.
Terminal Block Devices
RS-422/485 Pinout for Terminal Block Devices (NPort 5×30)
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