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ATC-820 USB to RS485 Converter


MPN: ATC-820

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Delivery: Ships same or next business day

Availability: in stock

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Warranty: 1 year Comprehensive support for all products

Authorized North America Distributor Stamp

The ATC-820 is a high speed USB to RS485 (2-wire, Half-duplex) adapter. The ATC-820 uses a DB9 male connector and supports baud rates from 300 to 1M baud. The USB interface is 1.1 and 2.0 compatible and uses the FTDI high speed serial to USB chip.

Cable length 100 cm
Cpu Uses the FTDI serial to USB chip
Data rates t Transfer rate up to 1 Mbaud
Dimensions 60 x 57 x 24 mm (not including cable)
Indicators led TX & RX data
  • RS485 half duplex, auto flow control
  • USB 1.1 and 2.0 compliant
Mpn ATC-820
Power consumption <100 mA
Security/Protection RS485 bus protection 600W
Serial interfaces 373,369
Serial types 371
Temperature range
  • Operating: 0°C to +70°C
  • Humidity: 10% to 90% (non-condensing)


ATC-820 User’s Manual View (PDF)
ATC-820 CE Certificate View (PDF)


ATC-820 Windows Drivers Download (ZIP)


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