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July 2025
NI-9211
NI-9211, 4-Channel, Screw Terminal Front Connection, Temperature Input Module
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
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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-9211 Temperature Input Module
The National Instruments NI-9211 (Part Number: 779001-01) is a high-precision, multipurpose data acquisition module intended for industrial automation applications. It has a number of important characteristics that are designed to guarantee precise and trustworthy measurements in a variety of settings. Anti-aliasing filters are built into the NI-9211 to guarantee the accuracy of sampled data. In situations where accurate analog signal capture is crucial, this function is indispensable.
Additionally, it has open-thermocouple detection features that improve system reliability by enabling early thermocouple defect detection. Furthermore, by correcting for temperature changes at the cold junction, cold-junction compensation guarantees precise temperature readings. The NI-9211 meets a variety of temperature measuring requirements by providing high-resolution measurements across its four thermocouple channels with a 24-bit Delta-Sigma ADC. Because it works with J, K, T, E, N, B, R, and S thermocouple types as defined by NIST, it can be used in a variety of industrial environments.
The NI-9211 places a high priority on safety features, as evidenced by its double isolation barrier between the earth and ground, channel-to-earth, and overvoltage protection up to ±30 V. By shielding workers and equipment from any risks, these precautions assist with creating a secure working environment for users. The voltage measuring range of ±80 mV, common-mode voltage ranges, and remarkable common-mode rejection ratios are among the module's input features. These requirements allow precise measurements even when common-mode voltages and noise are present.
In addition, the NI-9211 ensures minimal interference and precise data capture with its superior noise rejection, differential input impedance, and low input current. Because of its high MTBF (Mean Time Between Failures) of more than 633,000 hours, it is very reliable for applications that are important to missions. With an operating temperature range of -40°C to 70°C and tolerance to shock, vibration, and humidity, the NI-9211 performs dependably under challenging circumstances. The module's low power consumption in both sleep and active modes makes it incredibly energy efficient, making it especially useful for applications that require continual monitoring.
| Model | NI-9211 |
|---|---|
| Manufacturer | National Instruments |
| Part Number | 779001-01 |
| Series | C Series |
| Type | Temperature Input Module |
| Channels | 4 Thermocouple |
| Sample Rate | 14 S/s |
| ADC Resolution | 24 Bits |
| ADC Type | Delta-Sigma |
| Maximum Power Consumption | 170 mW (Active Mode) or 4 mW (Sleep Mode) |
| Sampling Mode | Scanned |
| Operating Temp Range | -40 °C to 70 °C |
| Storage Temp Range | -40 °C to 85 °C |
| Weight | 5.3 oz. |
| NI-9211 Manual | User Manual and Maintenance Manual Available for Download |
| Price | Request a Quote for Pricing Today! |
Associated part numbers for NI-9211:
National Instruments NI-9211 Frequently Asked Questions
Question: What is the sample rate of the NI-9211?
Answer: The sample rate for the input module is 14 S/s.
Question: How long is the calibration interval for the NI-9211l?
Answer: The recommended calibration interval for the input module is one year.
Question: What is the role of the NI-9211's cold junction compensation feature?
Answer: The cold junction compensation feature is utilized for extremely precise thermocouple measurements. The cold-junction compensation sensor accuracy is ±0.6 °C typical, ±1.3 °C maximum between 0 °C to 70 °C and ±1.7 °C maximum between -40 °C to 70 °C.
Question: Which type of thermocouple can be linked to the Temperature Input Module?
Answer: A shielded thermocouple can be linked to the NI-9211.
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