One of the most challenging parts during establishing a calibration or testing lab is to start the documentation requirements, even if there is an established guide (ISO 17025) that we can read and follow. My first time reading it (ISO … Read More
Measuring or verifying the airflow coming out from the output end of the duct is very simple, an easy way is to use a vane anemometer. A simple placement of the vane (fan) in front of the opening of the … Read More
This is a guest post from Kevin Hill, head of the marketing efforts at Quality Scales Unlimited in Byron, CA. _____________ An analytical balance is a highly sensitive lab instrument that is designed to accurately measure mass. They have a readability range between … Read More
During my time as a calibration engineer managing an in-house calibration lab, I have collected different types of calibration certificates coming from different users inside the company. I observed that each certificate has different formats and contents. And one day, … Read More
Temperature and humidity are the most monitored environmental factors based on the facilities I have visited. You can see it almost everywhere. Have you ever experienced being exposed to a high temperature and humidity environment? I believe all have experienced … Read More
One of the simplest but most important instruments that I encounter which are used not for displaying or monitoring the process, but for safety, is the pressure safety valves. When I was just starting out as a cal tech, looking … Read More
Are you aware of the requirements to generate a calibration certificates? One of the very first things to have during the start of any calibration activity is to prepare the necessary documents like calibration methods, forms, and work instructions in … Read More
This is a guest post from Edward Simpson, calibration and technical engineer, RS Calibration. The economic success of most manufacturing industries critically depends on the quality of their products, and measurement plays an important role in this. Every measuring device … Read More
Are you familiar with this type of pressure sensor? I cannot remember when is the last time where I calibrated this type of pressure instrument that is why I am excited to present it with you. I was amazed the … Read More
I have received the below comments in relation to the last post about the differences between calibration, verification, and validation. These are the comments: Can you give an example instrument with a specification that we can determine or differentiate calibration, … Read More
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