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31 Ιουλ 2024 · Scale accuracy is determined by more than just readability. We've created a guide to help you get a better idea about how to determine the accuracy of a scale.
Use of these standards at all appropriate levels of manufacture, distribution, and Weights and Measures inspection will help promote accuracy and uniformity in commerce. The terms “weight”, “mass standard”, and “mass” as used in this publication refer to all sizes in general.
The accuracy of a scale is a measure of the degree of closeness of the average value of an object’s displayed weight to the object’s actual weight. If, on average, a scale indicates that a 200 lb reference weight weighs 200.20 lb, then the scale is accurate to within 0.20 lb in 200 lb, or 0.1%.
What is factory calibration? How often should you calibrate your scales? What is legal-for-trade calibration? This guide was designed to give you some insight to scale calibration so you can create a plan of action and ensure that you don’t have any problems associated with having an inaccurate scale.
As the use of these higher accuracy class (Class I and Class II) scales became more common in commercial applications, this prompted the need for field standard weights with a wider variety of classifications.
When considering scales, three main qualities determine their scale accuracy and whether they are suitable for the application: resolution, precision, and accuracy. Resolution is the value that tells the user the weight readability of the scale.
SCALE & BALANCE. Accuracy Classes & Divisions. usually referred to simply as classes. ...What do these classifications mean? To determine a scale’s division, divide its capacity by its readability. A scale with a capacity of 1000lb. and a 0.1lb readability (1000 divided by 0.1) has 10,000 divisions. Class I / Special Class III / Medium.
