New ISO 9060 Naming for Thermopile Pyranometers in 2018

Here is the new naming system for thermopile pyronometers, as of 2018.

Old classification ISO9060 New classification ISO9060:2018
Secondary Standard Class A
First Class Class B
Second Class Class C

In addition, there are newly developed thermopile pyranometers that have a fast response speed (under 0.5 seconds). They are classified as “Fast Response” and can be of class A, B, C.

Who are ISO?

The International Organization for Standardization (ISO) is an international standard-setting body composed of representatives from various national standards organizations. Founded on 23 February 1947, the organization promotes worldwide proprietary, industrial, and commercial standards.

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