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純酸素分析計の応答遅れ

2016-02-24View Original

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空分における酸素製品用純酸素分析計ABBのEL3020 Magnos206、98.0~100.0%で反応遅れがひどいですが、皆さんもこのような問題はありませんか。標準ガスで校正しても全く問題ない。設置の問題でしょうか? 気量の大きさも問題なく、浮子も正常です。
Reply #22016-02-24
これはどのような方法で分析していますか? 酸素濃度がこれほど高い範囲では、電気化学式や磁気酸素式は推奨されず、クロマトグラフィーを用いて不純物含有量を分析し、差引き法で純度を算出するのが最善です。

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