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Frequently Asked Questions

The most common reason is that the unit is contaminated. I would suggest looking at the ionization to see if there is discoloration. If there is, then you have coated the ionization chamber and it needs to be cleaned. You can usually take apart the gauge and physically scrub the unit.

Category: Instrumentation Gauging

Sub-Category: Cold Cathode Ion Gauges

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Contact Us - Frequently Asked Questions - My cold cathode is measuring lower than expected.. Why is this?