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ATC-840 USB To RS-422 Converter

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USB To RS-422 Converter

Description :

  • The ATC-840 module is a cost-effective way to convert RS422 industrial buses to a USB interface. When connected to a PC USB port the ATC-840 module is automatically detected and is installed as a native COM port which is compatible with any existing serial communication application. Muliple modules can be installed when using USB hubs thus allowing a hassle-free configuration of a multi serial system without any IRQ or DMA configuration.They have 600W protect between the USB port and RS422 protects the PC from spykes or possible misconnections in the communication bus.

  • Computer interface : USB 1.1 2.0 Plug and Play.
  • Operational system virtual serial port driver.
  • Supports Windows 98/ME/XP/2000/CE/Vista, MAC & Linux 2.4.20 or superior.
  • Field Interfaces : RS-422 Full Duplex , Automatic flow control for RS422 Full Duplex.
  • Transmission rate : from 300 bps to 1Mbps.
  • Maximum RS-422 cable length : 1200 m
  • Maximum number of devices in the RS-422 network : Full Duplex to 32 devices
  • Power: from the USB port.
  • Consumption : <100 mA.
  • RS-422 bus protection : 600W.
  • USB connection : Mini-B connector. 100mm cable with the module.
  • RS-422 connector : DB 9Male
  • ABS enclosure : 60 x 57 x 24 mm(not include cable)
  • Operating environment : 0 to 70°C, 10 to 90% relative humidity, non-condensing.


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