AC24AT OPTO 22, AC24AT Datasheet

Computers, Interface Cards

AC24AT

Manufacturer Part Number
AC24AT
Description
Computers, Interface Cards
Manufacturer
OPTO 22
Type
ISAr
Datasheet

Specifications of AC24AT

Peak Reflow Compatible (260 C)
No
Leaded Process Compatible
No
Features
Serial Port RS-422/485, Isolated
Baud Rate
38400 Baud
Contact Rating
250 mA @ 5 VDC, 150 mA @ ± 12 VDC
Dimensions
13.45 in. L
Distance
5000 ft.
Indicator
Transmit, Receive, RTS, and CTS
Interface
RS-422⁄485 (9-Pin, D-Shell Female Connector)
Isolation Voltage
4000 VAC
Temperature, Operating
0 to 60 °C
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With
Computer
DATA SHEET
Form 468-010131
Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • Phone: (951) 695-3000 • (800) 321-OPTO • Fax: (951) 695-3095 • www.opto22.com
Description
between the PC bus and the communications link. The AC24AT is also transient protected, features bi-directional handshake
lines for RTS and CTS, and can drive up to 100 devices on a multidrop network. The AC24AT adapter card can be jumpered 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.
two twisted pairs and a ground wire.
The AC24AT is an RS-422/485 adapter card that plugs directly into the IBM PC bus and provides up to 4,000 VAC isolation
The AC24AT operates as a full duplex device with transmission speeds up to 38,400 baud for distances up to 5,000 feet using
Inside Sales: (800) 321-OPTO • Product Support: (800) TEK-OPTO • (951) 695-3080 • Fax: (951) 695-3017 • E-mail: sales@opto22.com
AC24AT
Number
Part
INTERFACES
ISA Bus Serial Port RS422/485, Isolated
PC ADAPTER CARD
TRADITIONAL
Description
page 1/6

Related parts for AC24AT

AC24AT Summary of contents

Page 1

... PC bus and the communications link. The AC24AT is also transient protected, features bi-directional handshake lines for RTS and CTS, and can drive up to 100 devices on a multidrop network. The AC24AT adapter card can be jumpered 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 ...

Page 2

... Dimensions Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • Phone: (951) 695-3000 • (800) 321-OPTO • Fax: (951) 695-3095 • www.opto22.com Inside Sales: (800) 321-OPTO • Product Support: (800) TEK-OPTO • (951) 695-3080 • Fax: (951) 695-3017 • E-mail: sales@opto22.com ...

Page 3

... COM4 Compatibility The AC422AT and AC24AT models use the same UART used in the AT model computers. 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. The following is a diagram of a loop-back connector for use in diagnosing the adapter card. Opto 22 • ...

Page 4

... A jumper installed sets the card into 2-wire mode. Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • Phone: (951) 695-3000 • (800) 321-OPTO • Fax: (951) 695-3095 • www.opto22.com Inside Sales: (800) 321-OPTO • Product Support: (800) TEK-OPTO • (951) 695-3080 • Fax: (951) 695-3017 • E-mail: sales@opto22.com ...

Page 5

... Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • Phone: (951) 695-3000 • (800) 321-OPTO • Fax: (951) 695-3095 • www.opto22.com Inside Sales: (800) 321-OPTO • Product Support: (800) TEK-OPTO • (951) 695-3080 • Fax: (951) 695-3017 • E-mail: sales@opto22.com ...

Page 6

... The figure below shows the normal jumper arrangement for jumper positions B1 through B7 and C1 through C7 on the AC24AT and B1 through B8 and C1 through C7 on the AC422AT. This arrangement is suitable if the adapter card is being used to communicate with an OPTOMUX network. For other possible configurations, refer to the figure below. ...

Page 7

... Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • Phone: (951) 695-3000 • (800) 321-OPTO • Fax: (951) 695-3095 • www.opto22.com Opto 22 • 43044 Business Park Drive • Temecula, CA 92590-3614 • Phone: (951) 695-3000 • (800) 321-OPTO • Fax: (951) 695-3095 • www.opto22.com Inside Sales: (800) 321-OPTO • ...

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