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Type: Posts; User: george7523

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    level sensor malfunction

    I have two optical level sensors both recently stopped working within days of each other. Both are version 1 I believe ( solid black optical eye ). One is just a simple ATO. The other one is the...
  2. Thanks. But that with individual mode you only...

    Thanks. But that with individual mode you only get 24 doses where as automatic mode you get 144 times, which is needed for dosing every 10 minutes. It's precisely why I need to use automatic mode. ...
  3. Change dosing amount in "automatic" mode

    I have a Profilux 4 and doser 2.1. I have it set up to dose in automatically mode to 144 times per day ( every 10 minutes)
    at 14ml each time of kalkwasser. This works fine during the day but at...
  4. Thank you very much ! It was as you suspected. I...

    Thank you very much ! It was as you suspected. I forgot to assign dns, so it defaulted to 0.0.0.0. After changing it to 192.168.1.1 I was able to add it to MyGHL.
  5. MyGHL id not valid after firmware update

    Profilux 4 's myGHL id and security key after firmware upgraded to 7.28 is

    myGHL id : ******5244
    Security key : ---

    Before adding profilux 4 unit to my existing doser 2.1 setup, I was able to...
  6. daisy chain two tanks for auto water change

    Is it possible to daisy chain auto water change function. That is, I would like to have the waste water from tank 1 to go into tank 2. On tank 1, I already have auto water change programmed and...
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    program level sensor to turn on doser

    Hi, I have a profilux 4,optical sensor, doser 2.1, and a power bar. I'm using the optical sensor as high level sensor for my RODI container. I would like to dose an additive every time the RODI...
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    level sensor vtn-5 extension cable

    I need to extend my level sensor to around 25ft, because ghl's vtn-5 extension cable is only 16feet. Can I use a regular 25 feet ps/2 extension cable in place of ghl's vtn-5 ? If not, do I have to...
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    ph probe calibration

    why does the profilux 4e kit only include only ph 7, and ph 4 calibration fluid ? the manual states ph7,4 are for freshwater and ph 7 and ph 9 calibration must be used for saltwater. i am pretty...
  10. increase / decrease dosing base on ph value read in

    can I program the profilux 4 doser's dosing amount to change base on ph value read ? for example, if the current dose is at 5ml, if upon reading ph is low, have it increase dosing by 1ml, to 6ml ?...
  11. profilux 4 programming manual not available in english

    as the title says, the programming manual for profilux is only downloadable in german. please provide link for english version
    ...
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    adjust dosing amount base on ph value

    can I program the profilux 4 doser's dosing amount to change base on ph value read ? for example, if the current dose is at 5ml, if upon reading ph is low, have it increase dosing by 1ml, to 6ml ?...
  13. doser 2.1 SA dosing limit upgrade to 24x

    using a doser 2.1 standalone. when dosing in individual mode we are limited to only 8 times. Someone posted on reef2reef that there would be a firmware upgrade to up the limit to 24 individual...
  14. level sensors for auto water change and auto top off

    How many level sensors do I need if I want to have profilux 4 do auto top off and auto water change ? I understand for awc there's two level sensors involved, one high and one low. Can the high...
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    Thank you so much Gandalf, you are wise as the...

    Thank you so much Gandalf, you are wise as the name suggests. I definitely need to read up on the programming manual. Thanks for pointing me in the right direction and the link !!
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    Thanks fo the tip @Gandalf. Could you explain a...

    Thanks fo the tip @Gandalf. Could you explain a little bit more ? If I understand correctly, I would need two ph probes ? and how can you assign a pump head two different sets of schedules ? I...
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    Thanks for the reply, Vinny. So it's possible to...

    Thanks for the reply, Vinny. So it's possible to make it stop dosing if ph rise above set level. Is it possible to set a low ph limit and do double dosage if level falls below it ? Thanks
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    adjust dosing pump based on ph value

    Hi,

    Is there a way to make adjustments to the doser based on ph reading ? No i'm not using a calcium reactor and I do not want the ph reading to turn on/off a socket on the powerbar. Instead, I...
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    how do you open a support ticket ?

    how do you open a support ticket ?
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    ventilation of reagent liquid tubes

    In the manual page 41, under the headline "7 Measurement accuracy"

    one of the points that is suggested to maximize accuracy is



    what is meant by this ? drilling a ventilation hole in the...
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    ph probe calibration result

    Hi I've just calibrated my PH probe. are these acceptable results ?

    ADC1 (ph4)
    50119

    ADC2 (PH7)
    29540


    Can you give a range of acceptable ADC1 and ADC2 values, so we can gauge for...
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    instruction on removing housing cover

    Hi

    A bit background on my experience with KH director so far.

    got the kh director 3 months ago. Consistently had problems with inconsistent results since. (ie. sometimes closer to hanna...
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    kh director housing cover removal

    Hi,

    can someone give instructions on how to remove the kh director unit's housing cover ?
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    thanks for replying. When you say it's close, is...

    thanks for replying. When you say it's close, is it lower or higher then the actual PH in the tank ?

    thanks.
  25. Hi Thilo, before posting the question, I have...

    Hi Thilo,

    before posting the question, I have already read the manual. they weren't explained in the manual or the FAQ or the youtube video. that is why i'm posting the questions here. did you...
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