Product Introduction
The NI-9213 is a high-density C Series temperature input module designed for thermocouple measurement, thermal monitoring, environmental testing, and automated data acquisition. It provides 16 thermocouple input channels, allowing engineers to monitor multiple temperature points using a single compact module.
Featuring 24-bit analog-to-digital conversion, integrated cold-junction compensation, support for multiple thermocouple types, and compatibility with CompactRIO and CompactDAQ systems, the NI-9213 provides a flexible solution for industrial temperature monitoring, automotive testing, electronics validation, and laboratory research.
Product Overview
The NI-9213 belongs to the NI C Series temperature measurement family and is designed specifically for high-channel-count thermocouple data acquisition.
Thermocouples generate relatively small voltage signals that require appropriate signal conditioning and cold-junction compensation for accurate temperature conversion. The NI-9213 integrates these functions into a C Series module, simplifying the construction of multi-channel temperature measurement systems.
Its 16-channel architecture makes the NI-9213 particularly suitable for thermal characterization, environmental chambers, battery testing, industrial equipment monitoring, automotive development, and distributed temperature acquisition.
Key Features
16-Channel Thermocouple Input
The NI-9213 provides 16 thermocouple input channels for high-density temperature measurement.
- 16 thermocouple input channels
- Multi-point temperature measurement
- High-density thermal monitoring
- Compact C Series form factor
- Scalable temperature acquisition
Advantage: Allows a large number of temperature measurement points to be monitored with fewer modules.
24-Bit Measurement Resolution
The NI-9213 uses high-resolution analog-to-digital conversion to acquire low-level thermocouple signals.
- 24-bit ADC resolution
- High-resolution temperature measurement
- Low-level thermocouple signal acquisition
- Stable measurement performance
- Detailed thermal data collection
Advantage: Provides precise measurement capability for demanding thermal monitoring applications.
Multiple Thermocouple Type Support
The NI-9213 supports commonly used thermocouple sensor types, making it suitable for a broad range of temperature measurement applications.
- J-type thermocouples
- K-type thermocouples
- T-type thermocouples
- E-type thermocouples
- N-type thermocouples
- R-type thermocouples
- S-type thermocouples
- B-type thermocouples
Advantage: Provides flexibility when selecting thermocouples for different temperature ranges and operating environments.
Integrated Cold-Junction Compensation
The NI-9213 incorporates cold-junction compensation for accurate thermocouple temperature measurements.
- Integrated cold-junction compensation
- Automatic temperature compensation
- Reduced external hardware requirements
- Improved thermocouple accuracy
- Simplified system configuration
Advantage: Reduces the complexity of building multi-channel thermocouple measurement systems.
Open Thermocouple Detection
The NI-9213 provides functionality for detecting disconnected or open thermocouple conditions, helping engineers identify sensor and wiring problems.
- Thermocouple fault detection
- Open sensor identification
- Improved system diagnostics
- Reduced troubleshooting time
- Reliable long-term monitoring
Advantage: Helps distinguish actual temperature changes from sensor connection problems.
High-Density Temperature Acquisition
With 16 temperature channels in one C Series module, the NI-9213 is optimized for applications requiring measurements from many thermal sensors.
- Thermal mapping
- Environmental chamber monitoring
- Battery temperature testing
- Electronic component monitoring
- Industrial process measurement
Advantage: Reduces chassis slot requirements in systems with a large number of thermocouples.
C Series Modular Architecture
The NI-9213 integrates into the NI C Series platform for flexible measurement system development.
- CompactDAQ compatibility
- CompactRIO compatibility
- Modular I/O architecture
- Scalable channel expansion
- Mixed measurement system integration
Advantage: Allows temperature acquisition to be combined with voltage, current, strain, vibration, digital I/O, and other measurements.
NI Software Integration
The NI-9213 works with NI software environments for temperature acquisition, visualization, data logging, and automated testing.
- NI-DAQmx support with compatible hardware
- LabVIEW integration
- NI MAX configuration
- Automated temperature logging
- Custom measurement application development
Advantage: Simplifies development of complete multi-channel temperature measurement applications.
Technical Specifications
| Parameter | Description |
|---|---|
| Product Type | C Series Temperature Input Module |
| Input Channels | 16 Thermocouple Input Channels |
| Measurement Type | Thermocouple Temperature |
| Resolution | 24-bit |
| Supported Thermocouples | J, K, T, E, N, R, S and B |
| Cold-Junction Compensation | Integrated |
| Open Thermocouple Detection | Supported |
| Architecture | NI C Series |
| System Compatibility | CompactRIO and CompactDAQ |
| Primary Applications | Temperature Measurement, Thermal Monitoring and Automated Data Acquisition |
Software Ecosystem
The NI-9213 integrates with NI software platforms for automated temperature measurement, monitoring, analysis, and data logging.
- NI-DAQmx: Provides configuration and data acquisition functionality when the NI-9213 is used with compatible hardware.
- LabVIEW: Enables graphical development of temperature monitoring, visualization, alarm, and data logging applications.
- NI MAX: Supports compatible hardware configuration, testing, and diagnostics.
- CompactDAQ: Provides modular PC-based data acquisition for laboratory and automated temperature measurement.
- CompactRIO: Enables embedded and real-time monitoring applications requiring C Series temperature inputs.
Industries
- Automotive and EV Testing
- Aerospace and Defense
- Industrial Automation
- Electronic Manufacturing
- Battery and Energy Storage
- Power Electronics
- Research Laboratories
- Environmental Testing
Applications
Multi-Point Temperature Monitoring
The NI-9213 is well suited for systems requiring temperature measurements from many locations.
- Industrial equipment monitoring
- Process temperature measurement
- Machine thermal monitoring
- Distributed temperature acquisition
Battery and EV Testing
The high channel density of the NI-9213 makes it useful for thermal testing of batteries, electric vehicle components, and power electronics.
- Battery cell temperature monitoring
- Battery module thermal testing
- EV power electronics validation
- Motor temperature measurement
Environmental Chamber Testing
Multiple thermocouples can be distributed throughout a test chamber or device under test for thermal characterization.
- Thermal cycling
- Environmental qualification
- Temperature uniformity testing
- Product reliability testing
Electronic Thermal Characterization
The NI-9213 can monitor temperature across electronic components, assemblies, and enclosures during design validation.
- PCB temperature measurement
- Semiconductor thermal testing
- Power supply characterization
- Electronics enclosure testing
Industrial Equipment Monitoring
The NI-9213 can be integrated into industrial data acquisition systems for continuous temperature monitoring.
- Motor temperature monitoring
- Bearing temperature measurement
- Process equipment monitoring
- Preventive maintenance systems
Comparison with Similar C Series Temperature Modules
| Model | Main Difference | Best Application |
|---|---|---|
| NI-9213 | 16-channel thermocouple input module designed for high-density temperature acquisition. | Multi-channel thermocouple measurement |
| NI-9214 | High-density thermocouple measurement module for demanding thermal acquisition applications. | Advanced temperature monitoring |
| NI-9211 | Lower-channel-count C Series thermocouple input module. | Smaller temperature measurement systems |
| NI-9217 | C Series RTD input module for resistance-based temperature sensors. | Precision RTD temperature measurement |
Recommended Related Products
| NI-9214 | C Series thermocouple module for high-density temperature measurement and thermal testing. |
| NI-9217 | RTD input module for applications requiring resistance-based precision temperature measurements. |
| NI-9219 | Universal C Series analog input module supporting multiple sensor and signal types. |
| NI cRIO-9039 | CompactRIO controller for embedded industrial measurement, monitoring, and control applications. |
Why Choose NI-9213?
- 16-channel thermocouple measurement
- 24-bit measurement resolution
- Integrated cold-junction compensation
- Support for multiple thermocouple types
- Open thermocouple detection
- High-density C Series architecture
- CompactRIO and CompactDAQ integration
- Ideal for thermal monitoring and automated data acquisition
Frequently Asked Questions
What is the NI-9213 used for?
The NI-9213 is used for high-density thermocouple temperature measurement, thermal monitoring, environmental testing, battery testing, industrial data acquisition, and automated temperature logging.
How many thermocouple channels does the NI-9213 have?
The NI-9213 provides 16 thermocouple input channels, making it suitable for applications requiring temperature measurements from many locations.
Which thermocouple types does the NI-9213 support?
The NI-9213 supports commonly used J, K, T, E, N, R, S, and B thermocouple types, allowing it to be configured for a wide variety of temperature measurement applications.
Does the NI-9213 have cold-junction compensation?
Yes. The NI-9213 includes integrated cold-junction compensation to support accurate thermocouple temperature measurements.
Does the NI-9213 detect an open thermocouple?
Yes. The NI-9213 supports open thermocouple detection, helping users identify disconnected sensors or wiring problems within temperature monitoring systems.
What is the difference between NI-9213 and NI-9217?
The NI-9213 is designed primarily for thermocouples and provides 16 temperature input channels, while the NI-9217 is designed for RTD temperature sensors. The appropriate module depends primarily on the required sensor type, temperature range, measurement accuracy, and application environment.
Is the NI-9213 suitable for battery temperature testing?
Yes. Its 16-channel architecture makes the NI-9213 particularly useful for battery modules and other applications where engineers need to monitor temperatures at many locations simultaneously.
Conclusion
The NI-9213 C Series temperature input module provides a high-density solution for thermocouple measurement, thermal characterization, environmental testing, and industrial monitoring. With 16 thermocouple channels, 24-bit measurement resolution, integrated cold-junction compensation, multiple thermocouple type support, and C Series integration, the NI-9213 is well suited for scalable multi-point temperature acquisition systems.
