Product Introduction
The NI PCI-6232 is a low-cost M Series multifunction data acquisition (DAQ) device designed for industrial measurement, automated testing, laboratory applications, and control systems. It combines analog input, analog output, digital I/O, and counter/timer functionality on a single PCI interface board.
Featuring 16 analog input channels, 16-bit ADC resolution, up to 250 kS/s sampling rate, 2 analog output channels, 24 digital I/O lines, and hardware counter/timer resources, the PCI-6232 provides a practical solution for general-purpose measurement and automation applications.
Product Overview
The NI PCI-6232 belongs to the NI M Series multifunction DAQ family and is optimized for applications requiring reliable analog measurement with low power consumption and cost-effective system integration.
Unlike high-speed X Series DAQ devices, the PCI-6232 focuses on general-purpose industrial and laboratory measurement where moderate sampling speed, flexible I/O, and reliable operation are more important than maximum acquisition bandwidth.
The PCI-6232 integrates multiple measurement functions into a single PCI board, allowing engineers to perform analog acquisition, analog generation, digital control, and timing operations without additional hardware modules.
Key Features
16 Analog Input Channels
The PCI-6232 provides flexible analog input capability for general-purpose measurement applications.
- 16 single-ended analog input channels
- 8 differential analog input channels
- Voltage measurement
- Sensor monitoring
- Industrial data acquisition
Advantage: Provides enough analog input channels for many laboratory and industrial monitoring applications while maintaining a compact PCI form factor.
16-Bit Analog Input Resolution
The PCI-6232 uses a 16-bit analog-to-digital converter to provide accurate signal measurement.
- 16-bit ADC resolution
- High-quality analog conversion
- Precision voltage measurement
- Sensor signal acquisition
- General measurement applications
Advantage: Delivers reliable measurement accuracy for industrial and laboratory environments.
250 kS/s Analog Input Sampling Rate
The PCI-6232 supports hardware-timed analog acquisition for monitoring and measurement tasks.
- Up to 250 kS/s sampling rate
- Hardware-timed acquisition
- Continuous data logging
- Waveform measurement
- Automated test applications
Advantage: Provides sufficient acquisition speed for many industrial signals, sensors, and control applications.
Low-Power M Series Architecture
The PCI-6232 is designed using NI’s low-cost M Series architecture, providing efficient operation for long-term measurement systems.
- Low-power operation
- Reliable PCI integration
- Industrial measurement support
- Cost-effective DAQ solution
Advantage: Suitable for systems where stable operation and affordability are key design requirements.
2 Analog Output Channels
The PCI-6232 provides two analog output channels for programmable voltage generation.
- 2 analog output channels
- 16-bit DAC resolution
- Analog stimulus generation
- Control signal output
- System calibration applications
Advantage: Enables measurement and output generation within the same DAQ platform.
24 Digital I/O Lines
The PCI-6232 provides digital input and output resources for external device control and monitoring.
- 24 digital I/O lines
- Digital input monitoring
- Digital output control
- Relay switching
- External hardware interfacing
Advantage: Allows integration with switches, indicators, relays, and industrial control equipment.
Counter/Timer Functions
The PCI-6232 includes hardware counter/timer resources for timing and event-based measurements.
- Event counting
- Frequency measurement
- Pulse generation
- Timing operations
- Digital measurement applications
Advantage: Provides accurate timing functions without relying only on software timing.
Analog and Digital Triggering
The PCI-6232 supports hardware triggering for synchronized measurement operations.
- Analog triggering
- Digital triggering
- External event synchronization
- Hardware-timed tasks
Advantage: Enables repeatable measurement sequences in automated applications.
PCI Interface
The PCI-6232 is designed for installation in compatible desktop and industrial computers.
- PCI bus interface
- Industrial PC integration
- Desktop automation systems
- Laboratory computers
Advantage: Provides a simple integration method for existing PCI-based measurement systems.
NI-DAQmx Software Support
The PCI-6232 is supported by NI-DAQmx software for configuration, programming, measurement, and automation development.
- NI-DAQmx driver support
- LabVIEW integration
- NI MAX configuration
- TestStand support
- C/C++ and .NET programming
Advantage: Provides a complete software environment for building customized DAQ applications.
Technical Specifications
| Parameter | Description |
|---|---|
| Product Type | PCI M Series Multifunction DAQ Device |
| Analog Input Channels | 16 Single-Ended / 8 Differential |
| Analog Input Resolution | 16-bit |
| Maximum Analog Input Rate | 250 kS/s |
| Analog Output Channels | 2 |
| Analog Output Resolution | 16-bit |
| Digital I/O | 24 Lines |
| Counter/Timers | 2 × 32-bit Counters |
| Triggering | Analog and Digital Triggering |
| Host Interface | PCI |
| DAQ Family | NI M Series |
| Driver | NI-DAQmx |
| Primary Applications | Industrial Measurement, Automation, Sensor Acquisition and Laboratory Testing |
Software Ecosystem
The NI PCI-6232 integrates with NI software platforms for data acquisition, control, analysis, and automated testing.
- NI-DAQmx: Provides drivers and APIs for analog input, analog output, digital I/O, counters, triggering, and timing.
- LabVIEW: Enables graphical development of measurement, control, visualization, and automation applications.
- NI MAX: Provides hardware configuration, diagnostics, and verification tools.
- TestStand: Allows PCI-6232 measurements to be integrated into automated test workflows.
Industries
- Industrial Automation
- Electronic Manufacturing
- Automated Test Equipment
- Laboratory Research
- Process Monitoring
- Embedded System Development
- Education and Training
Applications
Industrial Data Acquisition
The PCI-6232 is suitable for monitoring industrial signals and equipment parameters.
- Process monitoring
- Machine measurement
- Equipment diagnostics
- Signal recording
Sensor Measurement
The analog input channels support acquisition from various industrial and laboratory sensors.
- Temperature measurement
- Pressure measurement
- Voltage monitoring
- General sensor acquisition
Automated Test Systems
The multifunction architecture allows engineers to build cost-effective automated test systems.
- Functional testing
- Electronic validation
- Production inspection
- Device testing
Laboratory Automation
The PCI-6232 provides flexible analog and digital resources for experimental systems.
- Research experiments
- Prototype evaluation
- Data logging
- Measurement automation
Control Applications
The analog output and digital I/O resources allow integration with simple control systems.
- Voltage control
- Relay control
- Digital device switching
- Equipment automation
Comparison with Similar Multifunction DAQ Devices
| Model | Main Difference | Best Application |
|---|---|---|
| NI PCI-6232 | Low-cost M Series DAQ with 16 AI, 2 AO, 24 DIO and 250 kS/s acquisition. | General industrial measurement |
| NI PCI-6251 | Higher-performance M Series DAQ with faster acquisition and broader application capability. | General automated testing |
| NI PCI-6221 | General-purpose M Series DAQ designed for balanced measurement and control tasks. | Industrial and laboratory applications |
| NI PCIe-6361 | PCI Express X Series DAQ offering higher speed and advanced timing features. | High-performance DAQ systems |
Recommended Related Products
| NI PCI-6221 | General-purpose M Series multifunction DAQ for industrial and laboratory measurement applications. |
| NI PCI-6251 | Higher-performance M Series DAQ for automated test and measurement systems. |
| NI USB-6212 | USB-based multifunction DAQ for portable and laboratory measurement systems. |
| NI PXI-6232 | PXI version of the PCI-6232 for modular automated test platforms. |
Why Choose PCI-6232?
- 16 analog input channels
- 16-bit ADC resolution
- 250 kS/s analog input sampling
- 2 analog output channels
- 24 digital I/O lines
- Counter/timer functionality
- Analog and digital triggering
- PCI-based integration
- Low-cost M Series architecture
- NI-DAQmx software support
- Suitable for industrial measurement systems
Frequently Asked Questions
What is the NI PCI-6232?
The NI PCI-6232 is a low-cost M Series multifunction PCI DAQ device designed for analog measurement, analog output, digital control, and industrial automation applications.
How many analog inputs does PCI-6232 have?
The PCI-6232 provides 16 single-ended analog inputs or 8 differential analog inputs.
What is the resolution of PCI-6232?
The PCI-6232 provides 16-bit analog input resolution.
What is the maximum sampling rate of PCI-6232?
The PCI-6232 supports analog input sampling rates up to 250 kS/s.
Does PCI-6232 have analog outputs?
Yes. The PCI-6232 provides two analog output channels for programmable voltage generation.
How many digital I/O lines does PCI-6232 provide?
The PCI-6232 provides 24 digital I/O lines for control and monitoring applications.
What software supports PCI-6232?
The PCI-6232 is supported by NI-DAQmx and can be programmed using LabVIEW, TestStand, C/C++, and .NET environments.
What is the difference between PCI-6232 and PCI-6221?
Both are NI M Series multifunction DAQ devices. The PCI-6232 focuses on low-cost industrial measurement with lower sampling requirements, while the PCI-6221 provides broader general-purpose DAQ capability.
Is PCI-6232 suitable for industrial applications?
Yes. The PCI-6232 is designed for cost-effective industrial measurement, monitoring, control, and automation systems.
Conclusion
The NI PCI-6232 M Series multifunction DAQ device provides a cost-effective PCI-based solution for industrial measurement, sensor acquisition, laboratory automation, and automated testing. With 16 analog inputs, 16-bit resolution, 250 kS/s sampling, two analog outputs, 24 digital I/O lines, counter/timer capability, and NI-DAQmx software support, the PCI-6232 is well suited for reliable general-purpose DAQ applications.
