[PSUBS-MAILIST] flow meters

[Rick Patton via Personal_Submersibles]

Alan,

So you have the second one you listed so you are bringing the HP 02 right
up to that?

Rick



On Tue, Mar 13, 2018 at 10:08 AM, Alan via Personal_Submersibles <
personal_submersibles at psubs.org> wrote:

> Rick,
> just looked at my 0-4 LPM paedeatric click style oxygen meter & it says
> "maximum pressure not to exceed 2600 psi."
> Alan
>
> Sent from my iPad
>
> On 14/03/2018, at 8:13 AM, Alan via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
> Rick,
> as you say "above ambient" so at 350' depth you will have 130psi
> coming out of the regulator plus another 175psi for the ambient depth.
> EMT have this...https://www.emtmedicalco.com/GENTEC-OXYGEN-FLOWMETER-WITH-
> REGULATOR-0-15-LPM-CGA-870-OR-540-191M.htm
> I bought a pressure regulator for inside the hull to deal with that,
> however the click style paediatric regulators they have take a high inlet
> pressure
> although I can't see any literature on this at EMT.....
> https://www.emtmedicalco.com/PEDIATRIC-REGULATORS-0-4-LPM-CGA-870-8704.htm
> Alan
>
>
> Sent from my iPad
>
> On 14/03/2018, at 6:53 AM, Rick Patton via Personal_Submersibles <
> personal_submersibles at psubs.org> wrote:
>
> Was looking into buying an 02 flow meter yesterday online and was told
> that the incoming pressure to the meter had a max incoming working pressure
> of 50 psi. My bottles will be on the outside and I have two 02 cleaned
> first stage regulators that will take them from HP to LP then into the sub.
>  I guess the average LP setting is  around 150 psi + -above ambient? so I
> should be able to have a dive shop re set them down to 50 psi? What have
> others done that have the same scenario and wonder if there are flow meters
> that can take the 150 psi in?
>
> Rick
>
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