PXI-8431/8 National Instruments RS-485 Interface | Apex Waves | Image PXI-8431/8 National Instruments RS-485 Interface | Apex Waves - Wiring Diagram Image
PXI-8431/8 National Instruments RS-485 Interface | Apex Waves | Image
PXI-8431/8 National Instruments RS-485 Interface | Apex Waves - Wiring Diagram Image
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PXI-8431-8

Modular Systems > National Instruments > Serial Interface Devices

Part Number PXI-8431-8
Manufacturer/Brand National Instruments
Description PXI-8431/8 8-Port RS-485/RS-422 Interface
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National Instruments PXI-8431/8 RS-485/RS-422 Interface

The National Instruments PXI-8431/8 (Part number: 779537-01) is an RS-485/RS-422 Interface. For this model, data bits are an estimation of the present information bits in a transmission. When the PC sends a packet of data, the measure of current information may not be an entire 8 bits. Standard qualities for the information packets are 5, 7, and 8 bits. The setting the user chooses relies upon what data they are exchanging. For instance, standard ASCII has values from 0 to 127 (7 bits). Extended ASCII utilizes 0 to 255 (8 bits). If the information being exchanged is straightforward content (standard ASCII), then sending 7 bits of information for each bundle is adequate for communications. A packet alludes to a single byte exchange, including begin/stop bits, information bits, and equality. Since the quantity of current bits relies upon the convention chose, the term packet is utilized to cover all events.

The NI PXI-8431/8 RS-485/RS-422 Interface comes with RS-485 (EIA-485 Standard), which is an innovation over RS-422. This model builds the quantity of gadgets from 10 to 32 and characterizes the electrical qualities important to guarantee sufficient signal voltages under the most extreme load. With this improved multi-drop ability, the user can make systems of associated gadgets to a solitary RS-485 serial port. The noise insusceptibility and multi-drop capacity makes RS-485 the serial association of decision in modern applications requiring numerous appropriated gadgets arranged to PC or other controller for information gathering, HMI, or different activities. RS-485 is a superset of RS-422. Thus, all RS-422 gadgets might be controlled by RS-485. RS-485 equipment might be utilized for serial communication with up to 4000 feet of link.

PXI-8431/8 Mature Status has been announced by National Instruments, but will still be available for purchase and repairs by Apex Waves.

ModelPXI-8431/8
Part Number779537-01
ManufacturerNational Instruments
TypePXI Serial Interface Module
Ports8
Supported Serial ProtocolsRS-422 and RS-485
Maximum Baud Rate3 Mb/s
Dimensions3.94 x 6.37 in.
Weight137 g.
WarrantyOne Year Warranty
PXI-8431/8 ManualUser Manual and Maintenance Manual Available for Download
PriceContact a sales representative for a quote.

National Instruments PXI-8431/8 Frequently Asked Questions

 

Question: What is the voltage for the NI PXI-8431/8 (RS485/RS422) device?

 

Answer: The NI PXI-8431/8 (RS485/RS422) device has 5 Vrms voltage.

 

Question: What is the maximum number of device connections per port on the NI PXI-8431/8?

 

Answer: On the NI PXI-8431/8, the maximum number of device connections per port is 31.

 

Question: Does the PXI-8431/8 have Direct Memory Access (DMA)?

 

Answer: Yes, the PXI-8431/8 has DMA.

 

Question: What is the part number for the cable to use with the PXI-8431/8?

 

Answer: The shielded cable that is recommended for use with the PXI-8431/8 is part number 183283-01.

PXI-8431-8 Technical Specifications:


Manufacturer:National Instruments
Model:PXI-8431/8
Part Number:779537-01
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-8431/8 8-Port RS-485/RS-422 Interface

Manufacturer:National Instruments
Model:PXI-8431/8
Part Number:779537-01
Type:RS-485 Interface
Repair Evaluation:$150

National Instruments PXI-8431/8 RS-485/RS-422 Interface

The National Instruments PXI-8431/8 (Part number: 779537-01) is an RS-485/RS-422 Interface. For this model, data bits are an estimation of the present information bits in a transmission. When the PC sends a packet of data, the measure of current information may not be an entire 8 bits. Standard qualities for the information packets are 5, 7, and 8 bits. The setting the user chooses relies upon what data they are exchanging. For instance, standard ASCII has values from 0 to 127 (7 bits). Extended ASCII utilizes 0 to 255 (8 bits). If the information being exchanged is straightforward content (standard ASCII), then sending 7 bits of information for each bundle is adequate for communications. A packet alludes to a single byte exchange, including begin/stop bits, information bits, and equality. Since the quantity of current bits relies upon the convention chose, the term packet is utilized to cover all events.

The NI PXI-8431/8 RS-485/RS-422 Interface comes with RS-485 (EIA-485 Standard), which is an innovation over RS-422. This model builds the quantity of gadgets from 10 to 32 and characterizes the electrical qualities important to guarantee sufficient signal voltages under the most extreme load. With this improved multi-drop ability, the user can make systems of associated gadgets to a solitary RS-485 serial port. The noise insusceptibility and multi-drop capacity makes RS-485 the serial association of decision in modern applications requiring numerous appropriated gadgets arranged to PC or other controller for information gathering, HMI, or different activities. RS-485 is a superset of RS-422. Thus, all RS-422 gadgets might be controlled by RS-485. RS-485 equipment might be utilized for serial communication with up to 4000 feet of link.

PXI-8431/8 Mature Status has been announced by National Instruments, but will still be available for purchase and repairs by Apex Waves.

ModelPXI-8431/8
Part Number779537-01
ManufacturerNational Instruments
TypePXI Serial Interface Module
Ports8
Supported Serial ProtocolsRS-422 and RS-485
Maximum Baud Rate3 Mb/s
Dimensions3.94 x 6.37 in.
Weight137 g.
WarrantyOne Year Warranty
PXI-8431/8 ManualUser Manual and Maintenance Manual Available for Download
PriceContact a sales representative for a quote.

National Instruments PXI-8431/8 Frequently Asked Questions

 

Question: What is the voltage for the NI PXI-8431/8 (RS485/RS422) device?

 

Answer: The NI PXI-8431/8 (RS485/RS422) device has 5 Vrms voltage.

 

Question: What is the maximum number of device connections per port on the NI PXI-8431/8?

 

Answer: On the NI PXI-8431/8, the maximum number of device connections per port is 31.

 

Question: Does the PXI-8431/8 have Direct Memory Access (DMA)?

 

Answer: Yes, the PXI-8431/8 has DMA.

 

Question: What is the part number for the cable to use with the PXI-8431/8?

 

Answer: The shielded cable that is recommended for use with the PXI-8431/8 is part number 183283-01.

PXI-8431-8 Technical Specifications:


Manufacturer:National Instruments
Model:PXI-8431/8
Part Number:779537-01
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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