NI PXI-8432/4 (RS232) High-Performance, Isolated 4-Port Serial Interface for PXI

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  • Port-to-port and port-to-PC isolation: 60 VDC continuous (CAT I), 2000 V withstand (Vrms/5 s)
  • Flexible standard and nonstandard baud rates from 57 baud to 1,000,000 baud
  • Minimal CPU overhead with high-speed DMA interface; multicore processor and hyperthreading support
  • Compatible with Windows and LabVIEW Real-Time OSs
  • 128 B transmit and receive FIFOs
  • 10P10C (RJ50) connectors, four 10P10C to DE9M (DB9) cables included
  • Configure Complete PXI System
The NI PXI-8432/4 serial interface offers all the features of high-performance NI PXI-843x modules plus 60 VDC continuous (CAT I) and 2000 V withstand (Vrms/5 s) port-to-port isolation. The PXI-8432/4 features high-speed communication with RS232 devices at rates of up to 1 Mbit/s and offers configurable baud rates for data transmissions between 57 baud and 1,000,000 baud to within 1 percent accuracy for nonstandard baud rates and 0.01 percent accuracy for standard baud rates.

With the high-performance DMA engine, you achieve high throughput with minimal CPU usage. With hyperthreading and multiprocessor capabilities, you can take advantage of the latest PC technology for higher speeds and better efficiency. National Instruments also offers easy-to-use, powerful software that significantly reduces your development time for systems using serial communication with the PXI-8432/4.

The PXI-8432/4 includes four 10-pin modular jack to 9-pin D-Sub male cables to easily connect to standard serial devices.

Specifications Documents

Specifications Summary

General
Product Name PXI-8432/4 RS232 Serial Interface, Isolated 4-Port
Product Family Serial
Form Factor PXI Platform
PXI Bus Type PXI Hybrid Compatible
Part Number 779538-01
Operating System/Target Real-Time , Windows
LabVIEW RT Support Yes
Voltage 5 VDC
Current 935 mA
Source Internally Powered
Power Requirement for +3.3V Rail 0 A
Power Requirement for +5V Rail 935 mA
Power Requirement for +12V Rail 0 A
Power Requirement for -12V Rail 0 A
Slot Two Module No
Module Width 1
MXI Compatible Yes
Serial Standard Compatibility RS-232
Port Information
Number of Ports 4
I/O FIFO Buffer Size 128 B
Max Device Connections / Port 1
Handles RTS/CTS Handshake Lines Yes
Interrupt Sharing Between Ports Yes
Direct Memory Access (DMA) Yes
Physical Specifications
Length 16 cm
Width 10 cm
I/O Connector 10-position modular jack
Minimum Operating Temperature 0 °C
Maximum Operating Temperature 55 °C

NI PXI-8432/4 Packages

To use the NI PXI-8432/4 , you need all items in the diagram below. Select Option 1 if you already own a PXI System, or Option 2 if you do not already own a chassis, controller, or software.

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PXI System

4 Cables

NI PXI-8432/4

Chassis

Controller

Software

NI PXI-8432/4 and Accessories Only
NI PXI-8432/4 - 779538-01 Qty $ 760 each
Cables - Shielded
RS232 Null-Modem Cable (1m) - 182238-01
Select length:
Qty $ 28 each
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Package Price: $ 872

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