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Re: [APML] N2 Purge; regulator requirements



But what if you're using a flowmeter in the chain?  Still too difficult to get low flow rates?

-Glenn

---------- Original Message ----------------------------------
From: steve banbury <banburys@sonic.net>
Reply-To: astro-photo@seds.org
Date: Thu, 05 Sep 2002 11:41:30 -0700

>Maybe adjusting for really low flow rates is harder with a single stage
>regulator?
>
>At 01:38 PM 9/5/02 -0500, you wrote:
>>To those of you using N2 purge:
>>
>>Is there any reason a single-stage regulator wouldn't work?   I noted that
>many use 2-stage regulators, but am not sure why.  
>>
>>Glenn Ray
>>Cypress, TX
>>
>>
>>
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>
>
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