USB to RS485 Converter (CH340G Chip)

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USB To RS485 Converter Module converts the RS485/TTL port to male USB 2.0 port, which based on CH340G chip. In other word, It's an interface between RS485/TTL and USB 2.0. Because of widely using RS485/TTL in public services and industrial activities such as automation buildings, car park, highway automatic controlling, ATM machine, also widely using Arduino/micro controller/PCs with USB ports in those places mentioned, thus this converter is essential requirement for adapting the PCs with those automation to transfer data and communicate with them.

It's supplied through the USB port and no need any external power supply and just the outputs A (D+), B (D-) are connected to this adapter.

Specificatoins of USB to RS485 Converter (CH340G Chip):

  • Dimension:6.0 x1.8x1.4cm
  • Color: Black
  • Support System: Wnsows (XP to 11) , Linux , MacOS , and WinCE5.0 drive
  • Supports baud rate range : 75bps - 115200bps , up to 6Mbps
  • Supports Plug , Play and hot-swap ( USB side) ;
  • Better than using CH341D chip or similar chip to support the laptop USB port .
  • Communication distance up to 1.2KM, with anti-jamming performance of industrial site ;
  • Work temperature range: -40°C ~ +85°C
  • Communication distance :1200m(max)

Extra Notes:


Industrial machine tool and automation

PLC data reading and writing

Public transportation automations such as automation of the parking, highway equipments, smart vehicles, etc.

Employee attendance machine

Home appliance control

Access control system

Canteen selling system;

ATM machine

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