Conrad Kacsik Blog

Thermocouple Correction Factor Selection – Defined.

Sep 15, 2020 11:05:40 AM / by Conrad Kacsik posted in AMS2750

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In the new revision of AMS2750F, selection of correction factors is now defined. When performing a SAT or TUS at a temperature which does not correspond to a tested value on the thermocouple calibration report, AMS2750F permits the selection of a correction nearest the temperature in use or linear interpolation. 

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AMS2750F: Thermocouple Certification – Standard Error Limits Removed.

Sep 1, 2020 9:50:03 PM / by Jason Schulze posted in Nadcap, AMS2750, Pyrometry

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In the new revision of AMS2750F, standard error limit requirements have been removed from Table 1. The error of ±4°F or ±0.75% is no longer permitted.

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AMS2750F: Thermocouple Certification – New Requirement.

Aug 18, 2020 10:46:56 AM / by Jason Schulze posted in Nadcap, AMS2750, Pyrometry

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AMS2750F has added specific items that must be present on thermocouple certifications. These include, but are not limited to:

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AMS2750F: New Requirements for Thermocouple Measuring Junction

Aug 7, 2020 11:29:48 AM / by Jason Schulze posted in Nadcap, AMS2750, Pyrometry

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AMS2750F now addresses the assembly of the hot junction portion of thermocouples. It states that hot junctions may be made by twisting and/or welding or a combination of those, although no addition of filler metal may be used.

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AMS2750F Presents Thermocouple Definition Change

Jul 29, 2020 1:36:46 PM / by Jason Schulze posted in Nadcap, AMS2750, Pyrometry

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AMS2750F now presents a different definition of expendable versus nonexpendable thermocouples. As a thermocouple supplier, we feel it is important to keep our clients informed as to the details of these changes.

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AMS2750F Thermocouple Requirements

Jul 22, 2020 2:49:45 PM / by Jason Schulze posted in Nadcap, AMS2750, Pyrometry

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Our goal is to keep our clients up to date on the new changes to AMS2750. In today’s blog post, I’m discussing how AMS2750F now permits Type M and Type C thermocouples. It is important to understand the use and limitations of thermocouples prior to use.

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AMS2750F Allows Multiple Rounding Methods

Jul 15, 2020 11:49:17 AM / by Jason Schulze posted in Nadcap, AMS2750, Pyrometry

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When AMS2750 went from revision D to revision E, one of the changes was that ASTM E29 was required for rounding significant digits. Rounding using ASTM E29 is not your old spreadsheet version of rounding—more discretion is required.

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3rd-Party Pyrometry Service Providers Need ISO/IEC 17025 Accreditation

Jul 9, 2020 7:00:00 AM / by Jason Schulze posted in AMS2750, Pyrometry

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AMS2750F now states that third party pyrometry service providers must have a quality system that is ISO/IEC 17025 accredited from an ILAC (International Laboratory Accreditation Corporation) recognized regional cooperation body by June 2022. This accreditation will apply to the laboratory standards and/or field service as applicable.

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AMS2750F Has Arrived!

Jun 30, 2020 3:19:30 PM / by Jason Schulze posted in Nadcap, AMS2750, Pyrometry

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AMS2750F has arrived. With the industry having a limited amount of time to implement
the changes in full, Conrad Kacsik is working hard to keep our customers informed. Our
customers have depended on Conrad Kacsik to be their technical guide throughout the many changes AMS2750 has gone through and we are proud to be doing it again.

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