PXI-8421/4 National Instruments RS-485 Interface | Apex Waves | Image PXI-8421/4 National Instruments RS-485 Interface | Apex Waves - Wiring Diagram Image
PXI-8421/4 National Instruments RS-485 Interface | Apex Waves | Image
PXI-8421/4 National Instruments RS-485 Interface | Apex Waves - Wiring Diagram Image
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PXI-8421-4

Modular Systems > National Instruments > Serial Interface Devices

Part Number PXI-8421-4
Manufacturer/Brand National Instruments
Description PXI-8421/4 4-Port RS-485 Interface
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National Instruments PXI-8421/4 RS-485 Interface

The National Instruments PXI-8421/4 (Part number: 777735-04) RS-485 Interface gives availability to the various serial gadgets accessible for the securing of test and estimation information, mechanical, assembling, and research facilities. Numerous applications just need more serial ports than those offered by a standard PC. In test, estimation, and research facility applications, numerous instruments, such as oscilloscopes, multimeters, chromatographs and spectrometers, utilize RS-485 for a minimal effort association. In assembling applications, gadgets, such as standardized identification analyzers and scales likewise utilize the serial port to communicate with a host PC.

The RS-485 Interfaces of National Instruments, including the PXI-8421/4, execute an equipment answer for two-wire interchanges. Once designed for 2-wire programmed control, the RS-485 interface dependably controls the elective enablement of the transmitter and collector. Since the board naturally controls the transmitters and receivers, its application does not lose information because of Windows latencies and the user does not have to deal with echo characters.

These conventions are regularly utilized with mechanical gadgets, including I/O modules and PLCs. National Instruments serial interfaces are similar to standard serial port drivers for conventions, such as Optomux and Modbus. The National Instruments serial interfaces do exclude programming drivers for these or other serial conventions, serial interfaces are additionally good with the conventions utilized with National Instruments FieldPoint I/O.

The invulnerability to noise and multidrop ability make this model the serial association of choice in mechanical applications that require numerous conveyed gadgets associated with a PC or other controller for information accumulation, HMI, and different activities.

PXI-8421/4 Obsolete Status has been announced by National Instruments, but will still be available for purchase and repairs by Apex Waves.

ModelPXI-8421/4
Part Number777735-04
ManufacturerNational Instruments
TypePXI Serial Interface Module
Ports4
Supported Serial ProtocolsRS-485/RS-422
Maximum Transfer Rate460.8 kb/s
Dimensions3.94 x 6.37 in.
I/O Connector10-position modular jack
WarrantyOne Year Warranty
PXI-8421/4 ManualUser Manual and Maintenance Manual Available for Download
PriceContact a sales representative for a quote.

National Instruments PXI-8421/4 Frequently Asked Questions

 

Question: What are the power requirements for the PXI-8421/4?

 

Answer: The power requirements for the PXI-8421/4 are 350 mA typical or 750 mA maximum at +5 VDC.

 

Question: Is the NI PXI-8421/4 an isolated model?

 

Answer: The NI PXI-8421/4 is not isolated.

 

Question: Can the PXI-8421/4 be used with LabVIEW Real-Time?

 

Answer: Yes, the PXI-8421/4 can be used with LabVIEW Real-Time.

 

Question: What is the data line ESD protection (HBM) for the NI PXI-8421/4?

 

Answer: The NI PXI-8421/4 has a data line ESD protection (HBM) of 2 kV.

PXI-8421-4 Technical Specifications:


Manufacturer:National Instruments
Model:PXI-8421/4
Part Number:777735-04
Type:RS-485 Interface
Repair Evaluation:$150

Why Buy From Apex Waves

Delivery: UPS, FedEX and DHL – Free UPS Ground on all orders
Overnight, Next Day Air or Expedited shipping options available
International delivery available
Same day shipping for in-stock on location
Warranty: All parts new, new surplus, used or reconditioned are covered by Apex Waves 1 Year Warranty
Returns: No hassle return policy.
Dedicated customer service team.
Payment:
Quick Quotes: Receive Price & Availability Today!
Calibration: Ask About Our Tiered Calibration Levels
Option & Modules: Confirm Your Requirements or Versions
Repair: Cost & Lead Time Available Upon Request for Service
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PXI-8421/4 4-Port RS-485 Interface

Manufacturer:National Instruments
Model:PXI-8421/4
Part Number:777735-04
Type:RS-485 Interface
Repair Evaluation:$150

National Instruments PXI-8421/4 RS-485 Interface

The National Instruments PXI-8421/4 (Part number: 777735-04) RS-485 Interface gives availability to the various serial gadgets accessible for the securing of test and estimation information, mechanical, assembling, and research facilities. Numerous applications just need more serial ports than those offered by a standard PC. In test, estimation, and research facility applications, numerous instruments, such as oscilloscopes, multimeters, chromatographs and spectrometers, utilize RS-485 for a minimal effort association. In assembling applications, gadgets, such as standardized identification analyzers and scales likewise utilize the serial port to communicate with a host PC.

The RS-485 Interfaces of National Instruments, including the PXI-8421/4, execute an equipment answer for two-wire interchanges. Once designed for 2-wire programmed control, the RS-485 interface dependably controls the elective enablement of the transmitter and collector. Since the board naturally controls the transmitters and receivers, its application does not lose information because of Windows latencies and the user does not have to deal with echo characters.

These conventions are regularly utilized with mechanical gadgets, including I/O modules and PLCs. National Instruments serial interfaces are similar to standard serial port drivers for conventions, such as Optomux and Modbus. The National Instruments serial interfaces do exclude programming drivers for these or other serial conventions, serial interfaces are additionally good with the conventions utilized with National Instruments FieldPoint I/O.

The invulnerability to noise and multidrop ability make this model the serial association of choice in mechanical applications that require numerous conveyed gadgets associated with a PC or other controller for information accumulation, HMI, and different activities.

PXI-8421/4 Obsolete Status has been announced by National Instruments, but will still be available for purchase and repairs by Apex Waves.

ModelPXI-8421/4
Part Number777735-04
ManufacturerNational Instruments
TypePXI Serial Interface Module
Ports4
Supported Serial ProtocolsRS-485/RS-422
Maximum Transfer Rate460.8 kb/s
Dimensions3.94 x 6.37 in.
I/O Connector10-position modular jack
WarrantyOne Year Warranty
PXI-8421/4 ManualUser Manual and Maintenance Manual Available for Download
PriceContact a sales representative for a quote.

National Instruments PXI-8421/4 Frequently Asked Questions

 

Question: What are the power requirements for the PXI-8421/4?

 

Answer: The power requirements for the PXI-8421/4 are 350 mA typical or 750 mA maximum at +5 VDC.

 

Question: Is the NI PXI-8421/4 an isolated model?

 

Answer: The NI PXI-8421/4 is not isolated.

 

Question: Can the PXI-8421/4 be used with LabVIEW Real-Time?

 

Answer: Yes, the PXI-8421/4 can be used with LabVIEW Real-Time.

 

Question: What is the data line ESD protection (HBM) for the NI PXI-8421/4?

 

Answer: The NI PXI-8421/4 has a data line ESD protection (HBM) of 2 kV.

PXI-8421-4 Technical Specifications:


Manufacturer:National Instruments
Model:PXI-8421/4
Part Number:777735-04
Type:RS-485 Interface
Repair Evaluation:$150

Why Buy From Apex Waves

Delivery: UPS, FedEX and DHL – Free UPS Ground on all orders
Overnight, Next Day Air or Expedited shipping options available
International delivery available
Same day shipping for in-stock on location
Warranty: All parts new, new surplus, used or reconditioned are covered by Apex Waves 1 Year Warranty
Returns: No hassle return policy.
Dedicated customer service team.
Payment: Authorize.Net paypal visa card master card american express card BB&T Bank better business bureau
Quick Quotes: Receive Price & Availability Today!
Calibration: Ask About Our Tiered Calibration Levels
Option & Modules: Confirm Your Requirements or Versions
Repair: Cost & Lead Time Available Upon Request for Service
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