As a Calibration technician, or quality personnel, have you felt confused about whether to perform calibration or verification on a specific instrument? How can you tell if you only need verification? Or Just calibration? What needs to be performed first, … Read More
Almost all industries use monitoring and measuring equipment to manufacture products or support services, it is required that this equipment must be calibrated to ensure that the intended product specification is achieved. In short, quality is maintained when calibration is … Read More
Have you encountered the following scenario? You are interpreting a calibration certificate but you noticed that the correction factor you need is not exactly displayed or provided in the report, what can you do? The measurement data of your instrument … Read More
You may have a properly maintained calibration lab, well-trained personnel, high-end measuring equipment but the traceability of the reference standard you use is in question, then the calibration performed could be rejected. As a beginner once in calibration, my only … Read More
Are you qualified to perform the calibration? This is the question I sometimes encounter during assessment or audits related to the competency of personnel. Personnel competency is one of the main requirements in a calibration process where auditors are so … Read More
Let me ask you a question, have you ever used the Measurement Uncertainty (MU) reported in your calibration certificate? Most users of certificates that I meet who are In-charge in calibration do not use the measurement uncertainty results in their … Read More
You received a pressure gauge calibration certificate with the following results: You are asked to interpret these results to determine if the results of the calibration have passed or failed by accounting the measurement uncertainty in the measurement results before … Read More
With the pandemic that we have experienced, affecting every industry in the world, one strategy to avoid an overdue instrument and ensure an updated calibration program is to extend the calibration due date or calibration interval of our instruments. But doing this … Read More
Are you familiar with the differences and relationships between Accuracy, Error, Tolerance, and Uncertainty in calibration Results? There are so many terms that we always use or read during our measurement process. Knowledge in these terms is the key to … Read More
Since the transition from the 2005 version to the 2017 version has started, I have received several comments regarding the ISO 17025:2017 Impartiality procedure. There is also a question like, “Is it Mandatory to have a procedure for impartiality?” Just … Read More
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