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Maintenance, Health & Safety

How Calibration Certificates Protect Process Performance

Written by Heikki Laurila, Beamex

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In the world of process industries, having precise measurements is crucial for making informed operational decisions. Whether it’s keeping an eye on pressure in a chemical plant, tracking temperature in a pharmaceutical setting, monitoring flow in a water treatment facility, or checking levels in an oil and gas operation, operators rely heavily on instrumentation to deliver accurate and reliable data.

But how can organizations be sure that their instruments are functioning properly?

The key is effective calibration, and just as importantly, the calibration certificate.

A calibration certificate is much more than just a piece of paperwork. It serves as documented proof that an instrument has been tested against a known reference standard and that its performance has been validated. This certificate is also vital for quality management systems, ensuring regulatory compliance, preparing for audits, and striving for operational excellence.

What Is a Calibration Certificate?

A calibration certificate is an official document created after an instrument has been calibrated. It details the results of the calibration process and includes information about the instrument, the conditions under which it was calibrated, the measured values, and the accuracy of those results.

Think of it as a health report for an instrument. Just like a medical report gives insights into a patient’s health at a specific moment, a calibration certificate captures an instrument’s measurement performance at the time of calibration.

For organizations in regulated industries, this certificate is crucial as it provides solid evidence that measurements can be trusted and linked back to recognized standards.

Why Are Calibration Certificates Important?

Inaccurate measurements can lead to a host of issues, including product quality problems, production inefficiencies, safety hazards, environmental incidents, and regulatory non-compliance.

Calibration certificates play a crucial role for organizations by helping them to:

  • Verify the accuracy of their measurements
  • Show compliance with quality standards and audit requirements
  • Maintain traceability to recognized standards
  • Support product quality and ensure process reliability
  • Build confidence in measurement results
  • Keep a historical record of instrument performance

In various industries such as pharmaceuticals, food and beverage, chemicals, power generation, and water treatment, having accurate calibration records is often a requirement. When an audit takes place, a calibration certificate is typically one of the first documents an inspector will ask for.

What Should a Calibration Certificate Include?

A thorough calibration certificate should clearly identify the instrument being tested, including its type, model number, serial number, and asset identification number.

It should also capture essential details about the calibration process itself, such as the calibration date, location, environmental conditions, and the procedure used. Since environmental factors like temperature and humidity can affect measurement results, it’s important to document these conditions accurately.

The most critical part of the certificate is the calibration data. This section should include reference values, instrument readings, measurement deviations or errors, and, if applicable, as-found and as-left data.

These results indicate whether the instrument met the required tolerances and if any adjustments were needed during calibration.

Understanding Measurement Uncertainty and Traceability

It’s important to remember that no measurement is flawless. Every measurement carries a degree of uncertainty, which reflects the range within which the true value is expected to fall.

A well-crafted calibration certificate should specify the measurement uncertainty associated with its results. Grasping this uncertainty helps organizations assess whether an instrument is fit for its intended purpose.

Traceability is crucial. A traceable calibration certificate shows that measurements can be connected through a seamless chain of comparisons to recognized national or international standards.

An accredited calibration certificate takes it a step further. It’s issued by a calibration lab that has been independently evaluated and accredited to carry out specific calibration tasks according to established standards.

Organizations should evaluate their regulatory, quality, and customer needs to figure out if they need traceable or accredited calibration for a specific application.

Effectively Managing Calibration Records

As industrial facilities expand and the number of instruments grows, keeping track of calibration certificates can get pretty complicated.

Relying on paper records, spreadsheets, and manual filing systems can make it tough to find certificates during audits, increase the chances of losing records, and limit visibility into an instrument’s calibration history.

Digital calibration management systems can tackle these issues by offering centralized storage, automated record-keeping, and quick access to historical calibration data. Modern systems can even generate calibration certificates automatically, which helps lighten the administrative load and reduces the risk of human error.

Calibration Certificates: More Than Just Paperwork

During an audit, inspectors usually want to verify if an instrument was calibrated within the required timeframe, if the correct procedures were followed, if results and measurement uncertainty were documented properly, if traceability can be shown, and if the instrument met the necessary tolerances.

Having complete and easily accessible calibration certificates offers advantages that go beyond just meeting regulatory requirements.

They instill confidence in organizations regarding measurement accuracy, bolster operational reliability, enhance audit preparedness, and safeguard product quality. By keeping thorough calibration records, process operators can gain deeper insights into how their instruments perform over time, which in turn boosts their trust in the measurements that inform crucial operational decisions.

If you want to dive deeper into Beamex calibration services or check out a sample calibration certificate, head over to www.beamex.com.

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About us

A better way to calibrate – Since the establishment of Beamex in 1975, the company has focused strongly and consistently on calibration. Beamex is a technology and service company that develops, manufactures and markets high-quality calibration equipment, software, systems and services for the calibration and maintenance of process instruments. The company is a leading worldwide provider of integrated calibration solutions for improving quality and efficiency.

Beamex offers a comprehensive range of products and services—from portable calibrators to workstations, calibration accessories, calibration software, industry-specific solutions and professional services. Through Beamex’s global and competent partner network, Beamex’s products and services are available in more than 80 countries. Beamex is certified in accordance with the ISO 9001:2015 quality standard.

Over forty years of experience in manufacturing and developing calibration equipment and systems, close co-operation with customers that have high requirements and uncompromising quality standards, shared by the people working at Beamex, are things that have made Beamex’s calibration solutions world-class. As a proof of Beamex’s success, there are more than 10,000 companies worldwide utilising its calibration solutions.

Beamex’s ISO 17025 accredited calibration laboratory is accredited and approved by FINAS (Finnish Accreditation Service). FINAS is a member of all Multilateral Recognition Agreements / Mutual Recognition Arrangements (MLA/MRA) signed by European and other international organisations, i.e. European co-operation for Accreditation (EA), International Laboratory Accreditation Cooperation (ILAC) and International Accreditation Forum Inc. (IAF).

What we do in a nutshell

We provide products and services for companies to streamline and digitalise their calibration processes.

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