For just a water level check out the Nurse from Aqualan.
I love mine. No pumps. No noise. Just gravity. Nice.
-----Original Message-----
From: Neptune [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, April 18, 2001 5:21 PM
To: [EMAIL PROTECTED]
Subject: Re: Determining evaporation
FWIW, the best way to do it is using a float switch. Guessing is only going
to cause you problems. I have a liquid level controller made by Spectrapure
which works wonderfully!
Craig
> The amount will change from summer to winter. I think you will have to
make
> a try and them find it out.
> Good luck
> Walter
>
>
> > Hi all,
> >
> > I'm just finishing the equipment setup on a new reef tank, and I'm
> > trying to find the answer for something I don't know how to calculate or
> > estimate. I've got a medical dosimeter attached to a 3 gallon carboy
that
> > I'm going to be using to replace all water lost to evaporation with
> > Kalkwasser. What I don't know is how much water will be lost. The tank
> is
> > 65 gallons with a surface area of 648 sq. in. (36" x 18"). The water
will
> > probably stay at right about 80 F (I don't have a chiller). There is
some
> > surface agitation, but it's not extreme. The top is open to the air (no
> > hood), and there's plenty of circulation (~18 tank volumes/hour) in the
> > tank, so I don't expect much heat addition from the lighting (esp. since
> the
> > assembly is well ventilated). My dosimeter can be set in mL/hr. Any
> ideas
> > where I should start the flow rate? I know I can adjust the rate to be
> near
> > perfect as time goes on, but I don't know what ballpark range I should
try
> > to begin with. Any ideas would be appreciated.
> >
> > Thanks,
> >
> > James Payne
> > [EMAIL PROTECTED]
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