Product Introduction
Земля NI-9220 is a high-density C Series analog input module designed for voltage measurement, industrial monitoring, automated testing, and data acquisition applications. Featuring 16 simultaneously accessible analog input channels with 16-bit resolution, the NI-9220 provides reliable voltage acquisition for CompactDAQ and CompactRIO platforms.
Designed for industrial environments, the NI-9220 incorporates channel-to-earth isolation to improve measurement reliability while protecting connected equipment from electrical noise and ground potential differences. Its compact C Series form factor allows seamless integration into modular measurement and control systems.
Product Overview
Земля NI-9220 measures bipolar voltage signals within a ±10 V input range and delivers an aggregate sampling rate of up to 100 kS/s across all channels. It is well suited for industrial voltage monitoring, control system verification, electronic testing, and laboratory measurements.
Compatible with CompactDAQ and CompactRIO chassis, the module integrates with NI-DAQmx, LabVIEW, FlexLogger, and NI Linux Real-Time environments, enabling rapid deployment of scalable measurement systems.
Key Features
16 High-Density Analog Input Channels
The NI-9220 provides 16 voltage measurement channels within a single C Series module.
- 16 analog input channels
- Single-ended voltage acquisition
- Компактный дизайн высокой плотности
- Industrial signal monitoring
- Flexible channel configuration
Advantage: Reduces module count while increasing measurement capacity for multi-channel acquisition systems.
16-Bit Measurement Resolution
The module delivers accurate voltage measurements for industrial and laboratory applications.
- 16-bit ADC resolution
- High measurement accuracy
- Low-noise acquisition
- Stable performance
- Excellent repeatability
Advantage: Provides reliable data acquisition suitable for process monitoring and automated testing.
100 kS/s Aggregate Sampling
The NI-9220 supports high-speed voltage acquisition across multiple channels.
- 100 kS/s aggregate sampling rate
- Continuous acquisition
- Hardware-timed sampling
- Synchronized operation
- Real-time measurement support
Advantage: Captures dynamic voltage signals while maintaining accurate timing across all channels.
±10 V Voltage Measurement
The input range is optimized for common industrial and laboratory voltage signals.
- ±10 V input range
- Bipolar signal measurement
- Industrial sensor compatibility
- Control signal acquisition
- Test equipment integration
Advantage: Supports direct measurement of PLC signals, analog outputs, and electronic devices.
Channel-to-Earth Isolation
Electrical isolation improves system reliability in noisy environments.
- Изоляция канала от земли
- Reduced ground loop effects
- Improved measurement integrity
- Industrial noise immunity
- Enhanced equipment protection
Advantage: Delivers stable measurements even in electrically demanding industrial applications.
Compact C Series Architecture
The NI-9220 installs directly into CompactDAQ and CompactRIO chassis.
- C Series modular design
- Hot-swappable installation (CompactDAQ)
- Compact footprint
- Flexible system expansion
- Long-term platform compatibility
Advantage: Easily scales measurement systems as application requirements grow.
Technical Specifications
| Параметр | Описание |
|---|---|
| Product Type | C Series Analog Input Module |
| Number of Channels | 16 Analog Inputs |
| Input Configuration | Single-Ended |
| Разрешение | 16 Bits |
| Input Range | ±10 V |
| Maximum Sampling Rate | 100 kS/s Aggregate |
| ADC Type | Successive Approximation (SAR) |
| Изоляция | Channel-to-Earth Isolation |
| Тип разъема | Весенний терминал |
| Supported Platforms | CompactDAQ, CompactRIO |
| Driver | НИ-DAQmx |
| Programming Support | LabVIEW, FlexLogger, Python, C/C++, C#, .NET |
Software Ecosystem
The NI-9220 integrates with National Instruments software for configuration, acquisition, automation, and analysis.
- НИ-DAQmx – Device configuration, timing, acquisition, and synchronization.
- ЛабВью – Graphical programming for industrial automation and measurement.
- FlexLogger – Configuration-based data acquisition and monitoring.
- NI MAX – Hardware detection, diagnostics, and calibration.
- DIAdem – Measurement analysis and reporting.
- Python, C/C++, C#, .NET – Complete NI-DAQmx API support.
Industries
- Промышленная автоматизация
- Electronics Manufacturing
- Энергетические системы
- Automotive Testing
- Исследовательские лаборатории
- Тестирование полупроводников
- Machine Monitoring
- Process Control
Applications
Industrial Voltage Monitoring
Acquire analog voltage signals from industrial equipment and control systems.
- PLC monitoring
- Control signal acquisition
- Machine diagnostics
- Process monitoring
Автоматизированные испытательные системы
Measure analog outputs from electronic devices during automated validation.
- Functional testing
- Electronic verification
- Production testing
- Quality assurance
Laboratory Measurement
Collect voltage data from sensors and experimental equipment.
- Research experiments
- Регистрация данных
- Instrument monitoring
- Signal recording
Machine Health Monitoring
Monitor analog signals for predictive maintenance and equipment diagnostics.
- Equipment monitoring
- Voltage trending
- Alarm systems
- Предиктивное обслуживание
Comparison with Similar Products
| Модель | Основное различие | Best Application |
|---|---|---|
| NI-9220 | 16-channel ±10 V voltage measurement with 100 kS/s aggregate sampling. | General-purpose voltage acquisition |
| НИ-9205 | Higher channel count with multiple programmable voltage ranges. | Flexible multifunction analog input |
| NI-9215 | Higher-speed simultaneous analog sampling. | Dynamic signal measurement |
| NI-9219 | Universal measurement module supporting thermocouple, RTD, current, voltage, and bridge sensors. | Mixed sensor applications |
Recommended Related Products
| NI cDAQ-9172 | 8-slot USB CompactDAQ chassis for modular data acquisition. |
| NI cDAQ-9185 | Ethernet CompactDAQ chassis supporting distributed measurement systems. |
| NI cRIO-9056 | CompactRIO real-time controller supporting modular C Series I/O. |
| НИ-9205 | High-density multifunction analog input module. |
| NI-9219 | Universal analog input module supporting multiple sensor types. |
Why Choose NI-9220?
- 16 high-density analog input channels
- 16-bit measurement accuracy
- 100 kS/s aggregate sampling
- ±10 V bipolar voltage measurement
- Изоляция канала от земли
- Compact C Series modular design
- Compatible with CompactDAQ and CompactRIO
- Excellent LabVIEW and NI-DAQmx integration
- Reliable industrial performance
- Ideal for voltage monitoring and automated testing
Frequently Asked Questions
What input signals can the NI-9220 measure?
The NI-9220 measures bipolar analog voltage signals within a ±10 V range, making it suitable for industrial control signals, sensor outputs, and laboratory instrumentation.
Is the NI-9220 compatible with CompactDAQ and CompactRIO?
Yes. The NI-9220 is fully compatible with supported CompactDAQ and CompactRIO chassis and integrates through the NI-DAQmx software environment.
Can multiple NI-9220 modules be synchronized?
Yes. When installed in compatible CompactDAQ or CompactRIO systems, multiple NI-9220 modules can participate in synchronized hardware-timed acquisition using the chassis timing engine.
Заключение
Земля NI-9220 delivers reliable 16-channel voltage measurement, 16-bit resolution, hardware-timed acquisition, and rugged C Series modularity for industrial automation, laboratory research, automated testing, and machine monitoring. Its combination of high channel density, electrical isolation, and seamless integration with CompactDAQ and CompactRIO platforms makes it an excellent choice for scalable data acquisition systems.
