Traditional PC will provide DB9 serial port, which needs to use DB9 to RJ45
conversion line to adapt to the high-level and low-level signals of RS485
protocol usually at pin 2 and pin 3, and pin 5 is grounded.
Usually now common PC models do not provide serial ports,so a USB-to-serial
converter is required. Marani provides a USB-to-RJ45 serial converter (USB-
485-RJ)
T
o
use RS485 often requires a converter
①
②
RS485-
RS485+
USB-to-RJ45
2
Summary of Contents for MIR480I
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