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날짜: 01-11-2021 05:35 AM
NI USB-9213에 써모커플을 연결하여 온도를 측정하려고 하는데 이상한 현상이 있습니다.
4개의 열전쌍을 같은 온도조건에 (비커에 물을 넣고 열전쌍 투입) 두고 30분 정도 측정하면 다음과 같은 결과가 나옵니다.
이러한 형태로 약 30분 주기의 패턴이 나타나는데... 원인이 뭔지 잘 파악이 안됩니다. 주변환경에 의한게 아닌 하드웨어나 소프트웨어적인 문제로 이러한 현상이 발생할 수 있는지 문의드립니다.
날짜: 01-17-2021 09:23 PM
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