Re: [PSUBS-MAILIST] Preasure Gauge

["Sean T. Stevenson" <cast55@telus.net>]

What is the application?  For a psub, a simple Bourdon tube pressure 
gauge would seem to be easiest.  Even subs with complicated electrical 
and computer control systems should have one.

-Sean


George Slaterpryce wrote:

> I'm looking to make myself some sort of preasure gauge so I can 
> calculate depth, but the best Idea I can come up with is to embed a 
> Preasure sensor in a ball of silicon and mount it to the outside of my 
> preasure hull, I'm thinking that the silicon will transfer preasure to 
> the sensor evenly as well as protect it from water damage. The biggest 
> problem with that would be the wires coming out of the silicon ball 
> causing rippage if any stress was put on them, thus allowing water in 
> however minute amount to get to the sensor, so I'd have to make some 
> sort of cradle for it so it can't move... maybe epoxy it onto a 
> machine brass craddle that can be mounted to the preasure hull which I 
> can then run the wires through so I can connect the Preasure sensor to 
> the MC this way I can avoid loose wires. Another problem is would the 
> silicon transfer the preasure so I could get an accurate reading.
>  
> Am I over thinking this, is there some simple solution I'm over looking?
>  
> Illustration of what I'm talking about at 
> http://www.captovis.com/marine/designsketches/preasuresensorandcradle.png Kind 
> of small and all, but I stick my doodles in that directory so I can 
> reffer to them later. Kind of like a "design written on a napkin" 
> repository.
>  
> Thanks
> George H. Slaterpryce III
>  






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