Data Acquisition and Control Systems

NI Data Acquisition and Control Systems: Precision, Speed, and Reliability

NI Data Acquisition and Control Systems

Reliable in Harsh Environments

Built to withstand extreme temperatures, vibration, and challenging conditions.

High-Speed, High-Accuracy

Capture precise voltage, current, temperature, strain, and more.

Real-Time Processing

Immediate response for automation, predictive maintenance, and dynamic tests.

Modular & Scalable

Expand with multiple I/O modules to match evolving requirements.

NI Software Integration

Works effortlessly with LabVIEW and NI tools for analysis and automation.

With modular architectures such as NI CompactDAQ and NI CompactRIO, these systems adapt to simple temperature measurements or complex multi-channel data logging. NI DAQ and control systems provide the precision and scalability required for modern engineering challenges.

1. Reliable Performance in Industrial and Harsh Environments

Designed to operate in extreme temperatures, withstand vibration, and maintain accuracy in demanding sites such as plant floors and field deployments.

2. High-Speed and High-Accuracy Data Collection

Measure voltage, current, temperature, strain, and other signals with precision ADCs and low-noise design.

3. Real-Time Processing and Control

Deterministic response enables closed-loop control, predictive maintenance, and HIL/functional test.

4. Modular and Scalable Architecture

Mix and match I/O for AI, AO, DI/DO, and specialty measurements to keep pace with project growth.

5. Seamless Integration with NI Software

Tight integration with LabVIEW, DAQmx, and SystemLink accelerates development, visualisation, and automation.

Applications of NI Data Acquisition and Control Systems

Industrial Automation & Process Monitoring – Real-time data from sensors, actuators, and production systems for optimisation.
Test & Measurement Systems – Accurate signals for R&D, validation, and compliance testing.
Automotive & Aerospace Engineering – Engine performance, vehicle dynamics, and avionics monitoring.
Energy & Power Systems – Grid performance, renewable efficiency, and power quality analysis.
Medical & Biomedical Research – Physiological signals, diagnostic data, and lab instrumentation.

Frequently Asked Questions About Data Acquisition (DAQ) Systems

1. What is Data Acquisition (DAQ)?

Data Acquisition and Control Systems measure and monitor physical or electrical phenomena such as temperature, voltage, or current. DAQ systems help verify designs, control processes, and analyse performance with dependable devices and software.

2. What comprises a DAQ system?

A DAQ system includes hardware and software to sample parameters like voltage, current, temperature, and strain via sensors. Some solutions also integrate embedded control boards for real-time processing and control in-system.

3. How is a DAQ system utilised?

Common uses include characterising products, monitoring production processes, and controlling automated test procedures.

4. What types of measurements can a DAQ system perform?

Current: DC and AC measurements
Temperature: Thermocouples, RTDs, and thermistors
Resistance: 2-wire and 4-wire measurements
Frequency & Period: Signal frequency and period
Voltage: DC and AC voltage measurements
Digital Signals: Digital I/O state monitoring

Last updated: October 19, 2025

Reliable in Harsh Environments

High-Speed, High-Accuracy

Real-Time Processing

Modular & Scalable

NI Software Integration