Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
NI-9931
NI-9931, 780571-01, 4-Pin Female, Screw-Terminal Accessory
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
✔ Free Domestic Ground Shipping
✔ NIST Calibration Available
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 NI-9931 Screw-Terminal Accessory
The National Instruments NI-9931 (Part Number: 780571-01) screw-terminal accessory is a specialized part made to improve the performance of the NI 9505 C Series Motor Drive Module for NI CompactRIO systems. This adapter offers a straightforward way to connect to the screw terminals of the sbRIO-9505 C Series Motor Drive Module.
It is a 4-pin female screw terminal. Enabling the delivery of higher maximum current capabilities for the NI 9505 module is the main goal of the NI-9931. The NI 9505 module can achieve a maximum current of 7.3 A at 40 °C with the NI-9931 screw-terminal attachment, greatly increasing its power output capabilities above the normal design. Furthermore, at 70 °C, it can maintain a maximum current of 1 A.
Because of its larger current capacity, the NI-9931 is perfect for applications that need higher power levels, like operating relays, lamps, solenoids, brushed DC servo motors with fractional horsepower, and valves. Due to its RoHS compliance, the NI-9931 screw-terminal accessory was designed and manufactured with environmental responsibility in mind.
Its compatibility with the graphical system design platform NI LabVIEW makes it easier to integrate into control systems that are intelligent and energy-efficient. Furthermore, it is appropriate for a range of industrial automation applications because of its small form size and low power consumption. Professionals in a variety of fields, such as industrial control, automotive, and consumer appliances, can gain from the improved functionality and adaptability provided by the NI-9931 screw-terminal accessory.
More efficient power delivery and rapid prototyping applications are made possible by its ability to design and implement small to medium-sized machines.
| Model | NI-9931 |
|---|---|
| Part Number(s) | 780571-01 |
| Manufacturer | National Instruments |
| Product Type | Screw-terminal accessory |
| Maximum Current at 40°C | 7.3 A |
| Maximum Current at 70°C | 1:00 am |
| Terminal Type | 4-pin female screw terminal |
| Compatibility | NI 9505 C Series Motor Drive Module |
| RoHS Compliance | Yes |
| Environmental Conditions | Operating temperature: 40°C or 70°C |
| Integration | Compatible with NI LabVIEW graphical system |
Associated part numbers for NI-9931:
National Instruments NI-9931 Frequently Asked Questions
Question: What type of terminal does the NI-9931 have?
Answer: The NI-9931 has a 4-pin female screw terminal.
Question: Can the NI-9931 be used by different modules?
Answer: No, the device is built specifically to improve the performance of the NI 9505 C Series Motor Drive Module for NI CompactRIO systems.
Question: What type of signals can the NI-9931 process?
Answer: The module cam to handle a range of digital signals, such as PWM signals, encoder inputs, digital I/O, and other types of digital data.
Delivery:
Eligible returns may be accepted within 30 days at Apex Waves’ discretion. A 25% restocking fee applies; non-refundable and built-to-order products are excluded.
Payment:
Receive Price & Availability Today!
Ask About Our Tiered Calibration Levels
Option & Modules:
Confirm Your Requirements or Versions
Cost & Lead Time Available Upon Request for Service
Repair Evaluation: $150
Common Typos:
Why Buy From Apex Waves:
