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Search took 0.19 seconds. Search: Posts Made By: ufans
Forum: Do It Yourself 01/02/2008, 08:37 AM
Replies: 6
Views: 765
Posted By ufans
Steve, How did you connect your Ph Probe to...

Steve,

How did you connect your Ph Probe to your transmitter. Does your transmitter have a BNC connection?

UFANS
Forum: The Reef Chemistry Forum 12/31/2007, 08:43 AM
Replies: 5
Views: 603
Posted By ufans
Look for anything dieing and remove it...

Look for anything dieing and remove it immediately. Chemi-clean will kill a lot of stuff that could be in your tank and could lead to a crash if you don't keep on top of it.
Forum: Do It Yourself 12/31/2007, 08:31 AM
Replies: 5
Views: 438
Posted By ufans
Did anyone come up with ideas using only one...

Did anyone come up with ideas using only one skimmer?
Forum: Do It Yourself 12/22/2007, 10:06 AM
Replies: 10
Views: 583
Posted By ufans
No change. I tried connecting the GND to...

No change.

I tried connecting the GND to both the house ground as well as the negative terminal as a jumper.

The transmitter show no change whether the probe is in RO/DI water or Kalkwasser.
Forum: Do It Yourself 12/22/2007, 09:43 AM
Replies: 10
Views: 583
Posted By ufans
No, the transmitter has three connections... Can...

No, the transmitter has three connections... Can I really connect the negative that is coming from the power supply through the resistor to both the negative and GND terminals on the transmitter?
Forum: Do It Yourself 12/22/2007, 09:28 AM
Replies: 10
Views: 583
Posted By ufans
No luck! I used a 12VDC power supply, a 220...

No luck!

I used a 12VDC power supply, a 220 ohm resistor (that was what I had on hand), a brand new pinpoint pH probe

I couldn't get any change in pH reading whether I put the probe in RO/DI...
Forum: Do It Yourself 12/21/2007, 09:20 PM
Replies: 10
Views: 583
Posted By ufans
you the man pista01 ! Thanks for the help... I...

you the man pista01 ! Thanks for the help... I think I got it now.

The only thing left is to figure out how to adjust the output to get more sensitivity. The problem is that the only manual I...
Forum: Do It Yourself 12/21/2007, 05:07 PM
Replies: 10
Views: 583
Posted By ufans
Here is a link to the specs for the transmitter ...

Here is a link to the specs for the transmitter

http://www.servonics.com/Jenco693-695pH-ORP2-WireTransmitter.pdf
Forum: Do It Yourself 12/21/2007, 05:06 PM
Replies: 10
Views: 583
Posted By ufans
Question Help wiring pH Transmitter (Jenco 695 pH)

Hi all... Happy Holidays..

I got a Jenco Model 695 pH transmitter and I don't have a clue on how to connect it. I can't find a manual in English either.

The only connections other than the ATC...
Forum: Do It Yourself 12/10/2007, 10:01 PM
Replies: 30
Views: 1,380
Posted By ufans
Read this... ...

Read this...

http://archive.reefcentral.com/forums/showthread.php?s=&threadid=64918&perpage=25&highlight=playfair%20backup&pagenumber=1
Forum: Lighting, Filtration & Other Equipment 12/10/2007, 09:05 PM
Replies: 1
Views: 256
Posted By ufans
anyone?

anyone?
Forum: Lighting, Filtration & Other Equipment 12/09/2007, 03:15 PM
Replies: 1
Views: 256
Posted By ufans
Reviews: UV Sterilizer ?? Need Recommendations

I want to add on a UV Sterilizer. I have been looking at a lot and there seems to be a LOT of different ones out there with a significant cost difference. Ebay has them for ~$20 and the brand names...
Forum: Reef Discussion 12/07/2007, 10:31 PM
Replies: 27
Views: 1,343
Posted By ufans
You are probably continually cycling your tank. ...

You are probably continually cycling your tank.

Are you using PURE (RO/DI) water?

Replacing 20% of your water every week is WAY too much. You are not allowing the aquarium to cycle and...
Forum: Do It Yourself 12/07/2007, 09:27 PM
Replies: 2
Views: 328
Posted By ufans
Kgross has it correct. All 3 prong outlets also...

Kgross has it correct. All 3 prong outlets also ground the mouting screw. Use an outlet tester to verify that the ground is working !
Forum: Do It Yourself 12/07/2007, 09:24 PM
Replies: 23
Views: 826
Posted By ufans
I used acrylic on my 75gal sump and definitely...

I used acrylic on my 75gal sump and definitely regret it. The acrylic bows. I strongly suggest going with glass.

use posterboard to cut out the template and take it to HD. You can save money...
Forum: The R3CA Project 12/01/2007, 01:46 PM
Replies: 14
Views: 9,840
Posted By ufans
WOW that was easy. I wired up an 18S20 Temp...

WOW that was easy. I wired up an 18S20 Temp sensor to some CAT6 and the USB Adapter. I am running Wserver that I got from http://www.henriksens.net/1-wire. Very Very easy.

Now I just need to...
Forum: Do It Yourself 11/28/2007, 06:34 PM
Replies: 10
Views: 422
Posted By ufans
let me know how it works... Are u looking to sell...

let me know how it works... Are u looking to sell the second?
Forum: The R3CA Project 11/26/2007, 10:34 PM
Replies: 14
Views: 9,840
Posted By ufans
What is a good epoxy to use to encase the temp...

What is a good epoxy to use to encase the temp sensor?
Forum: Do It Yourself 11/24/2007, 01:57 PM
Replies: 10
Views: 422
Posted By ufans
Thanks a lot all!

Thanks a lot all!
Forum: Do It Yourself 11/24/2007, 10:41 AM
Replies: 10
Views: 422
Posted By ufans
pH amplifier required? 1-wire application

Do I need to use a pH amplifier like http://www.vernier.com/probes/probes.html?ea-bta&template=standard.html
for a 1-wire application?

I am planning on using the Hobby Board HVAC Board and a...
Forum: The R3CA Project 11/24/2007, 09:49 AM
Replies: 14
Views: 9,840
Posted By ufans
Pista01 I have been reading your posts on...

Pista01

I have been reading your posts on the Linksys Router Hack forum and have a question about the Hobby Board HVAC Monitor modification to read the 0-5VDC input from a pH Probe. Did Hobby...
Forum: The R3CA Project 11/22/2007, 03:58 PM
Replies: 14
Views: 9,840
Posted By ufans
Questions: - Does anyone have wiring diagrams...

Questions:
- Does anyone have wiring diagrams to show how to construct everything?

- How do you connect the temp and (pH->A/D Converter) to RJ-45?

- How far can you run the RJ-45 (signal...
Forum: The Reef Chemistry Forum 11/20/2007, 10:06 PM
Replies: 15
Views: 488
Posted By ufans
24ppm TDS of your starting water is still quite...

24ppm TDS of your starting water is still quite high.

What is your pH?

If you have basically done a 100+% water change over 30 days and still have 204ppm Ca suggests that you are having a lot...
Forum: The R3CA Project 11/20/2007, 09:11 PM
Replies: 14
Views: 9,840
Posted By ufans
pH & Temp Logging on PC

What is cheapest way to log pH and Temp in an ODBC database on a PC?

Anyone using X10? (0-100% dimming = Temp or pH ranges) ?
Forum: Reef Discussion 11/15/2007, 08:27 PM
Replies: 11
Views: 458
Posted By ufans
1) Can you increase the size of the sump? The...

1) Can you increase the size of the sump? The size of my sump is the same size of the display.

2) Put a check valve on the return line after the return pump so that when the power turns off NO...
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