Загрузить

Загрузить руководства, технические описания, программное обеспечение и т. д.:

ТИП ЗАГРУЗКИ
МОДЕЛЬ ИЛИ КЛЮЧЕВОЕ СЛОВО

Обратная связь

NIST Traceability: Ensuring Precision in Measurements

What is NIST Role in Calibration?

As the legally established National Standards Laboratory, The National Institute of Standards and Technology (NIST)'s responsibility extends to developing, maintaining, and safeguarding national standards of measurement. This ensures that measurements made in the United States are consistent with these standards, as well as with those of other nations through a meticulous documentation of the measurement process that connects various calibrations back to a specified reference standard.

 

Key Points About NIST and Calibration

Here's a breakdown of key points about NIST traceability:
  • NIST's Role: NIST maintains national standards for the seven base units of the International System of Units (SI), governed by standards such as ISO/IEC 17025.
  • Traceability in Calibrations: A NIST traceable calibration involves maintaining a comprehensive record of the measurement process, connecting a series of calibrations back to the specified reference standard in accordance with NIST Special Publication 250.
  • Tektronix Calibrations: Calibrations performed by Tektronix within the United States are NIST traceable, in compliance with ISO 9001 and ISO/IEC 17025. These calibrations are conducted in accordance with NIST standards to ensure precision in measurements.
  • International Calibrations: Calibrations completed outside the United States are traceable to the relevant national metrology institute, adhering to international standards such as ISO/IEC 17025.

Read more about the NIST Policy on Traceability

Equipments Required for NIST Traceable Calibration

Achieving NIST traceability demands a suite of specialized equipment and tightly controlled conditions:

  1. Primary and Secondary Standards: These include voltage and resistance standards that have themselves been calibrated by NIST or other national metrology institutes.
  2. Metrology-Grade Instruments: Precision digital multimeters, frequency counters, oscilloscopes, and voltage sources with exceptionally low uncertainty.
  3. Environmental Control Systems: Stable temperature and humidity controls to minimize measurement drift and maintain repeatability.
  4. Measurement Software and Automation: Systems that capture, log, and verify calibration data for traceability and audit readiness.

Tektronix calibration labs are equipped with all necessary tools to perform high-accuracy calibrations across a wide range of test and measurement equipment.

Why is the NIST Traceable Calibration Needed?

A NIST traceable calibration provides the documented evidence that an instrument has been calibrated according to NIST-traceable standards. This documentation includes the measurement data, associated uncertainties, environmental conditions, and traceability paths—all essential components for quality assurance and audit defense.

Possessing a calibration traceable to NIST standards helps:

  • Demonstrate Regulatory Compliance: Align with standards such as ISO/IEC 17025 and FDA guidelines.
  • Support Internal Quality Systems: Maintain the integrity of production and test processes through validated instrumentation.
  • Prepare for Audits: Satisfy external auditors with defensible, traceable documentation of instrument performance.

With Tektronix calibration services, each NIST traceable calibration includes this vital documentation, ensuring customers receive a full scope of traceable, reliable, and verifiable service.

Get Started Today

Get a free quote for calibration or call 1-877-477-8204
to speak directly with a customer service representative

Get a Quote

Metrological Traceability

Metrological traceability refers to the measurement result which can be related through an unbroken chain of calibrations, including measurement uncertainty determination, to specified references. It is a basic assurance that a relationship exists between the measurement results of a measurement instrument and the value of a measurement standard. Tektronix standards are traceable directly to the SI Units | NIST, which is the most widely used international system of measurement responsible for defining the meter, kilogram, second, ampere, kelvin, mole, and candela.

NIST Calibration

How Traceability Impacts Global Markets

Traceability of measurement results to the SI makes it possible to achieve the accuracy, precision and interchangeability required for global trade markets. To deliver truly standardized components, industry depends upon reliable and consistent measurements that are traceable to a recognized measurement system such as the International System of Units.

ISO Compliance

Traceability is particularly important to companies that must comply with or follow the requirements of International Organization for Standardization (ISO) standard(s). ISO requirements often require that test, measurement and control equipment be traceable to recognized national or international standards. Other organizations may voluntarily follow the requirements of ISO so that they can claim ISO compliance for their product. This compliance is normally an indication of an organization’s commitment to service and/or quality.

 

Calibration Capabilities

We provide calibration for a wide variety of instruments from countless brands and are experts in calibration for a diverse breadth of industries.

 

Calibration Service Levels

Our standard and accredited calibration service options are designed to meet your specific quality requirements.

 

Service Delivery Options

We offer local pickup and delivery, periodic onsite, and permanent onsite calibration.

Choose Tektronix for all your calibration needs

  • Calibration services for equipment from 9,000-plus manufacturers—far more than just Tektronix!
  • Extensive global service network—more than 100 points of service.
  • Superior quality—181 ISO/IEC 17025:2017 accreditation parameters.
  • 1,100-plus associates—highly skilled technicians and sales representatives.