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by Opto 22

Opto 22 AC422AT ISA Bus Serial Port RS422/485, Non-isolated, 250Ma at 5VDC, 150 mA at +/-12 VDC

Price: $225.00 & FREE Shipping. Details
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Specifications for this item
Brand Name Opto 22
National Stock Number 7050-01-416-6419
Number of Items 1
Part Number AC422AT
Temperature Range -0/60  Degrees Celsius
UNSPSC Code 45111807
Upper Temperature Range 60  Degrees Celsius

The AC422AT is a non-isolated RS-422/485 adapter card that plugs directly into the IBM PC bus. Th... Read full product description

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Product Features

  • The RS-422/485 adapter cards are seen by the computer as a standard serial port and will pass the IBM advanced diagnostics program if a loop-back connector is used
  • Operating temperature range 0 degree C to 60 degree C, 95 percent relative humidity, non-condensing
  • Power requirements: 250 mA at 5 VDC, 150 mA at 12 VDC, 150 mA at 12 VDC
  • Baud rate up to 38,400 baud, distance up to 5,000 feet
  • Communications: full duplex over two twisted pairs and a ground additional twisted pairs for RTS and CTS, indicators: transmit, receive, RTS, and CTS

Product Details

Data Sheet [122kb PDF]

Product Description

The AC422AT is a non-isolated RS-422/485 adapter card that plugs directly into the IBM PC bus. The AC422AT is transientprotected, features bi-directional handshake lines for RTS and CTS, and can drive up to 100 devices on a multidrop network. The AC422AT can be jumpered for operation as COM1, COM2, COM3, or COM4 and offers full hardware and software compatibility with IBM PC, XT, and compatible computers. The AC422AT use the same UART used in the AT model computers. Interface: RS-422/485 (9-pin, D-shell female connector).

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