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  1. Ebbot

    CO2-spikes in instrument air system

    Hi all, I have a problem with CO2-spikes in an instrument air system. The spikes occurs when the air dryer unit (dessicant) switches tower. The air is also used as breathing air, and the CO2 is monitored. The analyser (ir-type) is located upstream of the dryer. Any clues? Thanks!
  2. Ebbot

    minimum Cv for a masoneilan choke

    Good morning folks, I have a choke from Masoneilan (6" x 8"), and I'm asked how low in flow it can be adjusted. The problem is that it's a pretty old choke, and I don't have any datasheet of it. The only thing I got is a model number: 38-7777-3C, angle choke from Masoneilan. Does anyone...
  3. Ebbot

    Closing valve

    Hello folks! I have a problem that I though you could help me with. :) I need some kind of device that closes on high pressure. What are the options? The media is fluid, but it will contain some amount of gas.

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