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ATC-840 USB to RS422 Converter


MPN: ATC-840

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Delivery: Ships same or next business day

Availability: in stock

30 day Money Back Guarantee *Some Exceptions Apply

Warranty: 1 year Comprehensive support for all products

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The ATC-840 is a simple USB to RS422 converter allowing for you to access an RS422 connection via a USB Port. Included with the ATC-840 USB to RS422 converter is a software CD with documentation and Windows Software drivers. (This device is compatible through Windows 8.)

Cable length 100 mm
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-840
Power consumption <100 mA
Security/Protection RS422 bus protection 600W
Temperature range
  • Operating: 0°C to +70°C
  • Humidity: 10% to 90% (non-condensing)


We have the best technical support engineers that know how to use our products. If our Tech Support cannot solve your problem, we will contact the design engineer or manufacturer to help find a resolution.



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