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The Fluke 2620A, 2625 & 2635A/C have been replaced by the 2638A Hydra Series III Data Acquisition System / Digital Multimeter. Learn more.

NetDAQ Data Acquisition Units are ideal for small-to-medium scale process monitoring and test systems. Efficiently measure, record & analyze. Learn more.

Fluke Calibration’s Black Stack thermometer readout is one of the most versatile, cost-effective & accurate readouts in the world. Learn more.

Streamline your calibration processes and manage assets efficiently with Fluke Calibration MET/TEAM calibration management software.

What Is Calibration?Calibration is configuring and verifying a measuring instrument's accuracy to ensure its readings match a known standard. Calibration is a foundational practice across healthcare, electronics, manufacturing, and environmental monitoring.Instruments naturally experience wear, drift, and environmental impact over time, which can compromise their performance. Calibration restores their accuracy and ensures consistent, reliable operation that aligns with regulatory and safety standards.Table...

Why Customers Love COMPASS® for Pressure Calibration Softwarewhy-customers-love-compass-for-pressure-calibration-softwareCustomers are talking about COMPASS®® for Pressure calibration software. Here’s what they are saying about how they use it, why they chose it, and how they like it.Question: Describe the Applications for Which you are Using COMPASS® for Pressure Software“I work in a nuclear power station. The Nuclear Regulatory Commission (NRC) requires that the test equipment we use at...

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With ratio accuracy as good as 0.06 ppm (0.000015 °C) the Fluke Calibration Super-Thermometer is sure to become a highly valued instrument in your calibration laboratory. It is an ideal choice for applications that previously required the use of complex and expensive bridges, such as calibrating SPRTs, PRTs, and thermistors.10 reasons to choose the Super Thermometer for your high accuracy temperature measurements.1. Accurate enough for the primary lab, economical enough for the secondary labThe...

Fluke Calibration produces the broadest range of electrical, RF, temperature, pressure & flow calibration instruments & software that help measurement professionals around the globe.

LogWare III v3.1 Working Demo (.zip)Documents:LogWare III User's Guide (.pdf) Before proceeding to install the DEMO version the database Postgree SQL must be installed first. Please click in the link below to learn how to install the database and LogWare III. LogWare III Version 3.1 InstallationLogWare III (Model 9936A) DemoDescription: The LogWare III Working Demo does everything the actual software does. The demo version is limited to 2 concurrent logins for up to 2 months or 50 total logins,...

There are three common methods of temperature sensor calibration:Calibrating just the electronics with a simulatorCalibrating both the electronics and the sensor in a dry-wellCalibrating both the electronics and the sensor in a dry-well with a reference thermometerHere is a quick look at these temperature sensor calibration methods and the pros and cons of each.Calibrating Just the Electronics With a SimulatorTo calibrate the electronics of a temperature measurement/control system, a temperature...

Table of ContentsCalibration DefinitionWhy Is Calibration Important?What Happens When You Calibrate?Calibration in Our Daily LivesInstrument Calibration SchemesThe Importance of Calibration in the FutureDifferent Perspectives on the Significance of CalibrationThe Benefits and Purpose of CalibrationWhat Are the Costs and Risks of Skipping Calibration?Summary / TL;DRCalibration DefinitionCalibration is the act of testing a measurement instrument's accuracy to compare it to a known standard. The goal...

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How to find hot spots in electrical systems using a thermal camera. Learn what to look for and understand what causes emissivity anomalies during inspections.

Jedes Jahr findet am 4. März der Weltingenieurtag statt. Dieses jährliche, internationale Ereignis legt ein Augenmerk auf die Leistungen der Ingenieurinnen und Ingenieure. Von der Erfindung des Rades bis hin zu den Mars Exploration Rovern spielt Technik eine wichtige Rolle in unserer Kultur. Aus diesem Grund geht es am Weltingenieurtag nicht nur darum, technologische Verbesserungen und Erkenntnisse zu würdigen, die uns die Technik in unserem modernen Leben bereitstellt. Dieser Tag ist auch dafür...

This page contains links to resources to help you learn more about industrial deadweight testers.

Learn the pros and cons of calibrating your pressure workflow with a deadweight tester vs pressure comparator with a reference gauge. Get the details here.

Discover the ins and outs of getting your oscilloscope calibration started. Learn how to enhance your device's performance and ensure accurate results.

Owning an end-of-life calibrator presents risks to your business or workflow & can prevent you from leveraging the latest technology. Learn more here.

Ensure accuracy with SPRT probe and temperature probe calibration. Learn how to validate these precise temperature measurement devices for various industries.

Learn how to effectively calibrate your oscilloscope's trigger operation with our detailed guide. Enhance measurement accuracy and reliability for better outcomes.

Learn how thermocouples work & how to choose calibration equipment, calculate uncertainties, and calibrate thermocouples. Read here and watch the video.

This page contains links to resources to help you learn more about automating calibration & asset management with MET/CAL Plus software. Learn more.

Read how one person got into a calibration & metrology career the non-traditional way, what he does, how he helps customers, and why he loves his job.

Get the quickest answers and fixes when calibration software errors pop up.

This page contains links to resources to help you learn more about infrared temperature calibration.If you would like to get a quote on a new infrared calibrator, you can do that here:Request a quote Infrared Temperature Calibration 101Infrared Temperature Calibration 101 - Synopsis (Web Seminar)Watch this short web seminar for a quick overview of how infrared thermometers really work, and then watch the full version for more information!Infrared Temperature Calibration 101 (Web Seminar)Watch this...

What happens when an electrical standards laboratory’s environmental control system gets old, cranky and hard to maintain? When the lab in question is the Fluke Everett Primary Electrical Laboratory (EPEL), the answer was to replace the air conditioning system, as part of a bigger endeavor to renovate the lab.

Learn how to improve your experience when arranging repair or calibration services for Fluke lab calibration equipment and other instruments.

Knowledge of size of source is important for your infrared thermometer calibration. You should use this knowledge in determining a proper size for the thermal radiation source used for the calibration. The three methods to study the amount of source are listed below. Field-of-view Test Field-of-view Specification Sweep

Fluke's latest 8588A and 8558A high performance DMMs include several new and innovative improvements to help you do your job right. See for yourself here.

In metrology, what do you do when your curve-fitting software program doesn’t work because you’re dealing with a non-linear equation? Learn here.

See the benefits of upgrading from the Druck DPI 515 to the Fluke 6270A & learn steps for configuring & installing the 6270A. Get the details here.

This page contains links to resources to help you learn more about using MET/CAL Plus Calibration Management Software Version 8.0, especially if you have downloaded the trial version of the software.

Temperature fixed point cells are ITS-90 primary standards that demand low uncertainty measurements for calibration purposes. Traditionally, fixed-point cell measurements have been handled by resistance ratio bridges

In this article, electrical calibration expert Marty Kidd explains why someone needs this type of product. He also explains why owners of an old Fluke 5790A should consider moving up to a new 5790B.

You can bet there is a lot of test and measurement equipment onboard Curiosity. As a test and measurement professional, I’d like to tell you about some of the things I find especially interesting.

Read this short blog post to learn how Fluke Calibration technical support works and get some tips on how to prepare for your tech support call.

Learn about World Metrology Day. See videos, case studies, posters, themes by year, and go inside Fluke's electrical metrology lab.

Choosing a bath should not be that difficult but there are a lot of choices. For some, it’s unfamiliar territory and in that case, I thought you might like to have a map.

Learn the 3 methods of deadweight tester and piston gauge gravity correction in this brief app note.

Worried your boss won't approve a needed calibrator purchase? Learn and get the resources here to show why the purchase can be a smart business decision.

Get the definition of a DC ground fault and learn about where they come from, what they do, and more.

Choose the perfect calibration bath to suit your needs. Discover the importance of controllers, automation, heating technology, fluid mixing, and maintenance.

Druck ist eine Kraft, die sich über eine definierte Fläche verteilt, und spielt in vielen Bereichen unseres Lebens eine wichtige Rolle. Unser Körper ist so beschaffen, dass er sich an wechselnde Druckverhältnisse anpassen kann. Deshalb sind die täglichen Luftdruckschwankungen für uns im Allgemeinen nicht wichtig. In industriellen Anwendungen, in denen eine präzise Messung von entscheidender Bedeutung ist, müssen die Experten jedoch den atmosphärischen Druck berücksichtigen. Hier kommt der...

Die Strommesszange ist ein wichtiges Werkzeug für alle, die mit elektrischen Schaltungen arbeiten. Dieses elektrische Messwerkzeug misst in erster Linie den Strom eines Systems, ohne dass dazu ein direkter Kontakt mit den Leitern des Systems erforderlich ist. Stattdessen klemmt man die Strommesszange, wie der Name schon sagt, einfach an Kabel, Leitungen oder andere Leitungspunkte, um die Messung vorzunehmen. Während die meisten Strommesszangen in erster Linie Strom messen, können sie je nach Typ...

Viele Menschen betrachten Druck einfach als eine gleichmäßig über einen bestimmten Bereich verteilte Kraft. Es gibt jedoch verschiedene Arten von Druck und auch verschiedene Modi oder Methoden der Druckmessung, die allesamt von differenzialer Natur sind, d. h. sie werden durch die Differenz zwischen einem Anfangs- und einem Endpunkt definiert.Zwei der gebräuchlichsten Arten der Druckmessung, der Manometerdruck und der Absolutdruck, liefern unterschiedliche Werte und werden für verschiedene...

Jedes Messgerät weist eine gewisse Ungenauigkeit auf. Ein Lineal kann messen, ob zwei Bleistifte gleich lang sind, aber diese Schlussfolgerung ist nur im Rahmen der kleinsten mit dem Lineal möglichen Messung gültig. Die Bleistifte können bis auf den Zentimeter oder Millimeter übereinstimmen, aber es gibt keine Garantie, dass sie nicht doch unterschiedlich lang sind, wenn man Mikrometer oder Nanometer betrachten würde.Unabhängig vom verwendeten Gerät gibt es immer eine Genauigkeitsgrenze für...

In der Welt der Messtechnik sind branchenweite Normen für den Betrieb sowohl im öffentlichen als auch im privaten Sektor von entscheidender Bedeutung für eine einfache, zuverlässige Zusammenarbeit von Organisationen. Die Norm ISO/IEC 17025 spielt bei dieser Zusammenarbeit eine wichtige Rolle.In diesem Artikel erläutern wir genau, was mit der Norm ISO/IEC 17025 reguliert werden soll, wie sie sich von einigen anderen bekannten Normen unterscheidet, warum ISO/IEC 17025 wichtig ist, welche Anforderungen...

Get step-by-step instructions on how to accurately calibrate a hygrometer or other humidity sensor including why it’s important, techniques, and tips.

Learn how to test continuity using a digital multimeter.

FlukeView® Forms Demo/Reader Software Downloads (.exe)You can download the free Demo/Reader version of FlukeView® Forms from this page. It allows you to open any FlukeView® Forms file and view or edit data that has been saved by a FlukeView® Forms user. It also allows you to see how data can be displayed, formatted, printed and saved in FlukeView® Forms.This demonstration software does not include the FlukeView® Forms Designer, which allows you to customize your forms.System Requirements for...

Complete maintenance of a HART transmitter involves three distinct operations: configuration, calibration, and adjustment. Learn more here.

When calibrating a dial gauge, it can be challenging to interpret readings when the pointer is between marks. Learn how to overcome the challenge here.

Learn how a HART transmitter differs from a traditional analog transmitter from a calibration perspective.

A collection of helpful resources for temperature calibration in manufacturing and industry.If you would like to get a quote on a new temperature calibrator, you can do that here:Request a quoteTemperature Calibration ToolsIndustrial Temperature Calibration Selection GuideSelection guide featuring tools for industrial instrumentation and calibration technicians.Thermocouple Table Voltage CalculatorSelect one of the 8 letter-designated thermocouple types from the console, type any temperature within...

What knocks a digital instrument out of calibration? Learn about the 3 main causes of calibration problems: component shift, drops & overloads.

See this illustrated blog post to learn how to do a comparison calibration of a probe-style RTD at one temperature point using a dry-block calibrator.

In manually testing a pressure switch, calibrators can save you time by reducing steps, automating, & reducing the amount of equipment you need. Learn more.

Learn about viscosity, compressibility, head pressure, safety, fluid compatibility, pressure stability, fitting & tube selection, & reference standards.

Annual global event highlights why measurement matters in everyday lifeEverett, Wash., May 20, 2013 – On May 20th, scientists and organizations dedicated to metrology celebrate World Metrology Day, which commemorates the signing of the international treaty to coordinate weights and measures activities and support the development of the metric system. Fluke Corporation recognizes World Metrology Day as a time to appreciate the scientists in national laboratories throughout the world who dedicate...

With proper setup and planning, infrared thermometer calibrations can be accurate. The steps outlined below should be followed to perform accurate infrared thermometer calibrations. Much of the information presented here is contained in ASTM E2847, “Standard Practice for Calibration and Accuracy Verification of Wideband Infrared Thermometers.”Sources of uncertaintyThere are several sources of uncertainty which contribute greatly to an infrared thermometer calibration. These sources are summarized...

What Is a Resistance Thermometer (Resistance Temperature Detector)?Also known as a resistance temperature detector (RTD), a resistance thermometer is a temperature measurement sensor commonly made from platinum. Resistance thermometers are simple: as temperature rises, the electrical resistance of the platinum (or an alternative material) increases linearly.Resistance thermometers are utilized in various industrial applications, especially where precision is paramount. RTDs are renowned for their...

See a full list of Metal Freeze-Point Cells produced by Fluke and learn more about them here.

Table of ContentsWhat is a calibrator?How is a calibrator used?Why is calibration important?When did people start using calibrators?What are the different types of calibrators?Who uses calibrators?How often should a calibrator be used?How do you automate calibrators?When should you upgrade an old calibrator?What is the price range of calibrators?A Variety of CalibratorsWhat is a calibrator?A formal and technical definition of “calibrator” is “a measurement standard used in calibration.” This...

Fluke Calibration produces the broadest range of electrical, RF, temperature, pressure & flow calibration instruments & software that help measurement professionals around the globe.

Knowing how to calibrate a thermometer is crucial to achieving and maintaining food safety, laboratory precision, and regulatory compliance. This guide outlines reliable thermometer calibration methods and approaches that ensure your digital thermometer takes precise temperature readings.Why Thermometer Calibration MattersOver time, digital thermometer accuracy can decrease due to drops, shock, or extreme temperatures. That’s why it’s important to calibrate the thermometer. Regular thermometer...

If you’re in the market for an isothermal bath (temperature calibration bath), you may have already noticed that many suppliers provide technical specifications that are confusing or incomplete. Read this short article to learn 4 key specifications to review to help make the best decision and avoid a mistake.

To establish pressures using a DWT or piston gauge, you need to account for the acceleration of gravity where the instrument is operated. Learn more.

You’ll want to test thermocouples at regular calibration intervals & if you suspect them of failing to meet performance specifications. Learn how here.

Learn how to select a dry well (dry block) temperature calibrator in this application note from Fluke Calibration. Choose the right calibrator for your specific workload. All Fluke options are accurate, stable, flexible, and portable. Request product pricing today.

If you’ve been in the calibration business for a while, you know that experience is priceless. Time has a way of teaching you what works and what doesn’t. When things work right, the cal lab may not be a very exciting place, but you can rest assured that you’ve done your job.On the other hand, if it’s your first year in the lab, you might need some help learning the ropes. What tools should you use, and when? What’s the best calibration approach to take for certain instruments?Here, we’ve...

See "Are pressure generation and control required?" and specific product specifications to determine what is needed. Most needed hardware can be found in the Pressure calibration accessories section.

calibration education, metrology education, web seminars, software user groups, application notes, learn about calibration, learn about metrology

A modular pressure controller / calibrator is likely best if you calibrate a wide work load, your work load changes, or you can’t afford downtime. Learn more.

Watch this recorded, on-demand webinar by Jeff Gust, Fluke Chief Corporate Metrologist and industry authority, to learn the basics of the GUM. Register here.

If you are currently outsourcing or turning away pressure calibration business, you may be doing so unnecessarily. The barriers to enter the pressure calibration business can be overcome fairly easily.

See how Fluke’s long-scale DMMs enable digitizing with emulation, characterization of non-repetitive waveforms & lighted connection terminals. Learn more.

RF & microwave calibration can be complex, with many opportunities for human & measurement errors. Learn about the top 5 sources of RF calibration error.

Erfahren Sie mehr über die Anforderungen an Trennschalter ohne Lasttrennung, die nicht zur Unterbrechung des Stroms vorgesehen sind.

Die Sicherheit des Kunden steht bei Fluke an oberster Stelle. In Bezug auf elektrische Sicherheit ist die Qualität Ihrer Messgeräte besonders wichtig, da diese Werkzeuge Sie im Notfall vor einem Stromschlag schützen können. Die Sicherheit am Arbeitsplatz hängt jedoch nicht nur von dem Werkzeug in Ihrer Hand ab. Bereits zum zweiten Mal hat Fluke eine Umfrage durchgeführt, in der Elektriker und technisches Personal gebeten wurden, über die Sicherheitskultur am Arbeitsplatz von heute Auskunft...

Learn the types of ground faults, different test methods, and how to choose the right one at the right time.

Learn how to improve power factor, including specific solutions for different root causes of poor power factor.

Learn about Robert Haines, Technology Development Manager at Fluke Calibration, voyage of discovery throughout his calibration career.

Learn how aircraft pressure transducer calibration can increase accuracy and cut labor time with automation. See how Fluke helped an FAA-approved repair center.

Learn the most common reasons why someone might upgrade to a modular pressure control system for their existing calibration standards.

Learn how a deadweight tester calibrates an analog pressure gauge and see the pros and cons of traditional vs electronic deadweight testers (E-DWT).

Writer’s block isn’t limited to metrologists, of course – it’s a universal problem that people in many professions face (even writers). Here are a few simple tips that can help you on your way to greater visibility and respect in your career.

As an option to in-person training at your site, we selectively offer virtual training and installation services. This remote option includes 40 hours of virtual assistance over a span of up to 10 business days. While we would prefer working with you on-site

Should you bring humidity measurement and calibration in house? Learn to answer this question from the perspective of ROI, requirements, and workload.

Learn how MET/CONNECT Calibration Integration Software allows you to use MET/CAL Software without an asset management application or with the one of your choice.

See the benefits of upgrading the GE Druck PACE 6000 to the Fluke 6270A & learn steps for configuring and installing the 6270A. Get the details here.

The 5560A High Performance Multi-Product Calibrator defines a new class of multi-product calibrator, providing the broadest electrical workload coverage and highest accuracy for calibrating the most demanding modern workloads.

In celebrating MET/CAL, we’re also celebrating the hundreds of MET/CAL users who have interacted with the application, and Fluke Calibration, over the past 30 years. Some of you have been with us since MET/CAL ran on DOS! Your willingness to ask questions, experiment, and offer your opinions (often strongly stated) have helped to shape MET/CAL as it is today, as well as the projects we are working on for the future