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Thread: Quick question on ATK optical sensors

  1. #1
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    Quick question on ATK optical sensors

    I'm just a little confused on how the ATK functions. Under the default programming (connected to Apex), once the PMUP begins dosing, what tells it to turn off? Should it be turning off once the bottom sensor is once again submerged, or only when the top sensor is submerged? It seems to be working for the latter for myself, which I don't believe is correct?

  2. #2
    Frequent Contributor zombie's Avatar
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    Bottom. Make sure they are pressed into the FMM all the way t. You could be seeing that behavior because the low port is slightly loose.

    You might be an engineer if...You have no life and can prove it mathematically.

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    Quote Originally Posted by zombie View Post
    Bottom. Make sure they are pressed into the FMM all the way and set to optical instead of auto-detect. You could be seeing that behavior because the low port is slightly loose, which turns it into a leak sensor when auto detect is on.

    You might be an engineer if...You have no life and can prove it mathematically.
    Thanks Zombie, however sensors are all pressed into module all the way and it is set to optical. Reason I'm asking is because my ATK and/or Alarms are not functioning properly and sending me about 20 alerts at once. Below is the code I have in place for my ATK and Email alert.

    Swx4_1 is low ATK sensor
    Swx4_2 is high ATK sensor
    Swx4_3 is my low ATO reservoir sensor
    Swx4_4 is my leak detector

    ATK (ATO4_1) Code:
    Fallback OFF
    Set OFF
    If Swx4_1 OPEN Then ON
    If Swx4_2 CLOSED Then OFF
    If Swx4_3 OPEN Then OFF
    If Swx4_4 CLOSED Then OFF
    When On > 001:00 Then OFF
    Defer 003:00 Then ON
    Defer 000:10 Then OFF
    Min Time 060:00 Then OFF
    If FeedA 005 Then OFF
    If FeedB 005 Then OFF
    If Power Apex Off 005 Then OFF


    Email Alarm Code:
    Set OFF
    If Swx4_4 CLOSED Then ON
    If Error ATO4_1 Then ON
    If Swx4_2 CLOSED Then ON
    If Swx4_3 OPEN Then ON
    If Tmp > 80.0 Then ON
    If Tmp < 78.0 Then ON

  4. #4
    Frequent Contributor zombie's Avatar
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    Add a defer to you email alarm of at least 10 seconds. I use this myself

    Defer 000:30 Then ON
    Defer 000:05 Then OFF


    Check the module page and make sure that the FMM is up to date on its firmware. Some odd behavior can occur when the FMM firmware doesn't match the base unit firmware.

    You might be an engineer if...You have no life and can prove it mathematically.

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    Quote Originally Posted by zombie View Post
    Add a defer to you email alarm of at least 10 seconds. I use this myself

    Defer 000:30 Then ON
    Defer 000:05 Then OFF


    Check the module page and make sure that the FMM is up to date on its firmware. Some odd behavior can occur when the FMM firmware doesn't match the base unit firmware.

    You might be an engineer if...You have no life and can prove it mathematically.
    Thanks for tip, however when I got home it appears the ATK is actually not functioning correctly as my water level was above my high water sensor! If my code looks ok, what else could it be?

  6. #6
    Frequent Contributor zombie's Avatar
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    Quote Originally Posted by jdeb101 View Post
    Thanks for tip, however when I got home it appears the ATK is actually not functioning correctly as my water level was above my high water sensor! If my code looks ok, what else could it be?
    It could be siphoning. Did you install the siphon break?

    You might be an engineer if...You have no life and can prove it mathematically.

  7. #7
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    Quote Originally Posted by zombie View Post
    It could be siphoning. Did you install the siphon break?

    You might be an engineer if...You have no life and can prove it mathematically.
    I did not. Hmm I hope it can be that simple!

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