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Keithley Switching and Data Acquisition (DAQ) Systems

Introduction to Keithley's DAQ system solutions

Keithley offers numerous options for data logging information from multiple devices for various critical applications. These applications encompass:

  1. Environmental Monitoring: Ensuring the precise monitoring of Device Under Test (DUT) temperature and other vital parameters within temperature chambers, essential for maintaining product quality and reliability.
  2. Burn-in Testing: Crucial for evaluating the longevity and performance of electronic components under rigorous conditions.
  3. HALT and HASS Accelerated Life Testing: Harnessing advanced technology to accelerate product life testing, identifying potential weaknesses, and enhancing product robustness.
  4. Failure Analysis: Providing the tools needed to investigate the root causes of product failures and improve overall design and performance.

Keithley's multimeter and data acquisition switch systems offer unmatched capabilities with options supporting up to 576 channels and precision measurements using 6½-digit and 7½-digit digital multimeters (DMMs).

Automotive testing solutions

In addition, for specific applications in automotive testing, Keithley offers multiple channel systems designed for testing airbag inflator devices, wiring harnesses, and seat belt pre-tensioner actuator modules. This system allows up to 40 devices to be tested in a single setup with a single instrument, integrating sourcing, measurement, and signal switching into a compact 2U high, half-rack width instrument.

In the realm of RF and microwave device testing, Keithley delivers a specialized microwave switch system boasting impressive bandwidth up to 40 GHz and a 32-channel capacity.

Compact DMM Solution

For those seeking more compact or basic solutions, explore our DMM6500 6½-digit Bench/System DMM, offering versatility in channel capacity and functionality. Keithley stands at the forefront of test and measurement, providing tailored solutions for an array of applications.



FAQs: Data Acquisition (DAQ) Systems

What is DAQ, and why is it important?

Data Acquisition (DAQ) is a process of gathering and analyzing data from various physical phenomena. It plays a crucial role in engineering, scientific research, and industrial settings, enabling real-time monitoring and control of parameters like temperature, pressure, and voltage. DAQ is essential for quality control, process optimization, and troubleshooting.

What is a DAQ system, and how does it work?

A DAQ system is a comprehensive hardware and software solution for data acquisition. It typically consists of sensors, signal conditioning hardware, analog-to-digital converters (ADCs), and data processing software. Sensors collect data from the physical world, which is then conditioned, digitized, and processed by the system for analysis and control.

  1. Sensors: These devices measure physical phenomena, such as temperature, pressure, or voltage, and are connected to the DAQ system.

  2. Signal Conditioning: Hardware components optimize sensor signals, ensuring accurate and reliable data acquisition.

  3. ADCs: Analog-to-digital converters transform analog sensor signals into digital data suitable for computer analysis.

  4. Data Processing Software: This software allows users to visualize, analyze, and store data collected by the DAQ system.

How to Choose a DAQ System for Your Application?

Selecting the right DAQ system depends on the specific requirements of your application. Consider the following factors when making your choice:

  1. Number of Channels: Determine how many data channels or sensors you need to connect to the DAQ system. Choose a system with enough channels to accommodate your requirements.

  2. Sensor Types: Select a system compatible with the sensors your application demands. DAQ systems can work with a wide range of sensors, such as thermocouples, strain gauges, accelerometers, and more.

  3. Data Acquisition Speed: Assess the speed at which you need to capture data. High-speed applications may require specialized systems with fast analog-to-digital converters.

  4. Software Compatibility: Ensure the DAQ system's software is compatible with your computer and offers the data analysis tools you require.

  5. Resolution and Accuracy: Consider the resolution and accuracy of the system's ADCs. Higher resolution ADCs provide more precise measurements.

  6. Budget: Balance your requirements with your budget. DAQ systems vary in price, so choose one that fits within your financial constraints.

  7. Environmental Conditions: If your application involves extreme conditions or remote locations, opt for a ruggedized DAQ system designed to withstand harsh environments.

By carefully evaluating these factors, you can select a DAQ system that meets your application's needs and ensures accurate and reliable data acquisition.