New project

[Justice]

I am planing a projetct to manage a fish tank. I want to mesure the ph,
temp, nitrate, nitrite and amonia levels. my question is where would I
find such sensors and how would I conect them to a pc running linux.
Any help would be apeciated.
TIA

 

[John Fields]

On Sun, 06 Nov 2005 08:37:50 GMT, Justice
<xxhorsemen@telusplanetxx.net> wrote:

I am planing a projetct to manage a fish tank. I want to mesure the ph,
temp, nitrate, nitrite and amonia levels. my question is where would I
find such sensors and how would I conect them to a pc running linux.
Any help would be apeciated.

---
http://electrodesdirect.com/section_id/2/category_id/16/type/4

--
John Fields
Professional Circuit Designer

 

[JeffM]

I want to mesure the ph, temp, nitrate, nitrite and amonia levels.
where would I find such sensors
Justice

Great link from Fields.

..
..

and how would I conect them to a pc running linux.

What you need is called a Data Acquisition Card.

It plugs into your PC's Expansion Bus.
http://www.google.com/search?q=Data-Acquisition+National-Instruments+Datel+DataQ+IOtech+-google-com-search