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Adapter Card, Serial Port, RS422, RS485, Transient Protected, Full Duplex


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Newark Part No.:
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AC24AT   Datasheet
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Technical Documents (3)

Product Overview

The AC24AT is an isolated serial-port RS422/485 ISA Bus Adapter Card plugs directly into the IBM PC bus and provides up to 4,000VAC isolation between the PC bus and the communications link. It is also transient protected, features bi-directional handshake lines for RTS and CTS and can drive up to 100 devices on a multi-drop network. It can be jumped for operation as COM1, COM2, COM3 or COM4 and offers full hardware and software compatibility with IBM AT, PS/2 Model 30 286 and compatible computers. It operates as a full duplex device with transmission speeds up to 38400bd for distances up to 5000ft using two twisted pairs and a ground wire.
  • 4000VAC Isolation
  • RS-422/485 (9-pin, D-shell female connector) Interface
  • Baud rate up to 38400bd
  • Distance up to 5000ft
  • Transmit, receive, RTS and CTS indicators
  • 0 to 60°C Operating temperature range


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