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July 2025
PCI-8433-2
PCI-8433/2, 2-Port, Isolated, DB-9 Male Connector, Serial Interface Device
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
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Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
National Instruments PCI-8433/2 Serial Instrument Control Device
The PCI-8433/2 (Part Number: 779144-01) can communicate with both RS485 and RS422 devices. As a matter of course, the RS485 interface utilizes the automatically controlled predisposition resistors, which are associated with the signals of each port to keep up a known state when the transport is sitting still. The estimations of the automatically controlled inclination resistors have been ascertained with the end goal that there is a voltage of no less than 200 mV between the differential match. As opposed to utilizing the automatically controlled predisposition resistors, the user can stack custom estimations of resistors into the attachments before every connector or utilize outer inclination resistors. If these resistors are introduced, ensure the automatically controlled inclination resistors are debilitated. The RS-485 interface can automatically control the locally available (non-socketed) inclination resistors. Of course, these resistors are empowered amid typical gadget tasks and impaired amid USB suspend. The NI-Serial programming utilizes automatic control codes and the Device-Low-Control Windows work for programming the RS-485 predisposition resistor mode.
The RS-485 interface that comes with the National Instruments PCI-8433/2 underpins four methods of equipment handset control. The user can utilize equipment handset control to empower and debilitate transmitters and beneficiaries with the goal that they work on various transport topologies. On the other hand, the included RS-422 utilizes adjusted (or differential) transmission lines. Adjusted transmission lines utilize two transmission lines for each signal.
Whilte the PCI-8433/2 is no longer available from National Instruments, the Serial Interface Device will remain available in perpetuity with Apex Waves. Request a quote today!
| Model | PCI-8433/2 |
|---|---|
| Manufacturer | National Instruments |
| Part Number | 779145-01 |
| Type | Serial Interface Device |
| Standard | RS-485/RS-422 |
| Number of Ports | 2 |
| Isolated | Yes |
| Maximum Baud Rate | 3000 kbits/s (3 Mbps) |
| I/O Connector Type | DB-9 Male |
| FIFO Size | 128 Bytes |
| Power Requirements | +5 VDC, 380 mA Typical and 570 mA Maximum |
| Dimensions | 4.2 in.× 6.9 in. (10.67 × 17.52 cm) |
| Weight | 0.23 lb. (104 g) |
| Software Driver | NI-Serial |
| PCI-8433/2 Manual | User Manual and Maintenance Manual Available for Download |
| Price | Request a Quote Today for Pricing Info |
Associated part numbers for PCI-8433-2:
National Instruments PCI-8433/2 Frequently Asked Questions
Question: What type of I/O connector does the PCI-8433/2 have?
Answer: The Serial Interface Device has a DB-9 Male Connector.
Question: What is the power requirement of the PCI-8433/2?
Answer: The typical power requirement is 380 mA and the maximum power requirement is 570 mA (at +5 VDC).
Question: Does the PCI-8433/2 allow duplex communication?
Answer: Yes, the device has both 4‑ and 2‑wire transceiver modes for full- and half-duplex communication.
Question: What is the port-to-port isolation voltage for the Serial Interface Device?
Answer: The continuous port-to-port isolation voltage is 60 VDC (CAT 1).
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