I can second the Cole-Parmer stuff, I used a few of their sensors to
monitor my pond at my last house. The Ph sensor was about $200, IIRC
and was a little finicky for long-term submersion.
On Fri, 2002-10-25 at 11:33, Ricky Konvicka wrote:
>
> I use Cole Parmer. They are a bit pricey but good quality stuff. I use
several oakton probes and controllers and they are holding up very well testing
wastewater. The controllers have a 4-20 ma output that I pick up a voltage off
of and run to my A/D converter.
i was looking for a water ph sensor. also can anyone recommend a web
site to purchase sensors?
I use Cole Parmer. They are a bit pricey but good quality stuff. I use several
oakton probes and controllers and they are holding up very well testing
wastewater. The controllers have a 4-20 ma output that I pick up a voltage off
of and run to my A/D converter.
Original Message
From: gjbachm
To: basicstamps@yahoogroups.com
Sent: Thursday, October 24, 2002 5:26 PM
Subject: [noparse][[/noparse]basicstamps] water ph sensor
i was looking for a water ph sensor. also can anyone recommend a web
site to purchase sensors?
To UNSUBSCRIBE, just send mail to: basicstamps-unsubscribe@yahoogroups.com
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Comments
monitor my pond at my last house. The Ph sensor was about $200, IIRC
and was a little finicky for long-term submersion.
On Fri, 2002-10-25 at 11:33, Ricky Konvicka wrote:
>
> I use Cole Parmer. They are a bit pricey but good quality stuff. I use
several oakton probes and controllers and they are holding up very well testing
wastewater. The controllers have a 4-20 ma output that I pick up a voltage off
of and run to my A/D converter.
site to purchase sensors?
I use Cole Parmer. They are a bit pricey but good quality stuff. I use several
oakton probes and controllers and they are holding up very well testing
wastewater. The controllers have a 4-20 ma output that I pick up a voltage off
of and run to my A/D converter.
Original Message
From: gjbachm
To: basicstamps@yahoogroups.com
Sent: Thursday, October 24, 2002 5:26 PM
Subject: [noparse][[/noparse]basicstamps] water ph sensor
i was looking for a water ph sensor. also can anyone recommend a web
site to purchase sensors?
To UNSUBSCRIBE, just send mail to:
basicstamps-unsubscribe@yahoogroups.com
from the same email address that you subscribed. Text in the Subject and Body
of the message will be ignored.
Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
[noparse][[/noparse]Non-text portions of this message have been removed]