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Type: Posts; User: Control Freek

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    I am controlling the unit with a mach pro...

    I am controlling the unit with a mach pro zone...Reliable Controls
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    Sicofthis...thank you for your input. What i did...

    Sicofthis...thank you for your input. What i did was go online and get a suction pressure chart for 410a. That told me at x pressure the coil temp would be y. So the problem isn't setting anything...
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    Also...the fan is controlled by a VFD that is...

    Also...the fan is controlled by a VFD that is controlled based on space temp. The SOO says that the fan is to run continuosly in normal operation and in my experience that adds to the humidity...
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    Just FYI for anyone following this thread... The...

    Just FYI for anyone following this thread... The pressure transducer had a range of 0 - 500. Also, I dont have a coil temp input on my board. All I have is SAT which is not a true coil temp...
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    Can you be more specific with your question...How...

    Can you be more specific with your question...How many controllers are involved? Are they able to share information between them? what is your role in this equation? etc...
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    Great...thanks for responding xarralu

    Great...thanks for responding xarralu
  7. I used to work for Trane so i have actually dealt...

    I used to work for Trane so i have actually dealt with the same issue yiu are having. I woulf suggest putting your meter across the flow proving switch to see if the signal is dropping in and out. If...
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    Willf650.... Another question i have that may be...

    Willf650....
    Another question i have that may be a stupid question but I'm having a hard finding the information is what is the suction pressure sensor range? Are there different types of sensors or...
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    Awesome...thanks for the advice I'll give it a try

    Awesome...thanks for the advice I'll give it a try
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    Nevermind sorry for my ignorance I figured it...

    Nevermind sorry for my ignorance I figured it out...
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    Suction Pressure Control

    Hey Guys,
    I have an AAON RTU that I am programming and the specs call for suction pressure control to dehumidify. The unit has a VFD on the fan and a VSD on the compressor for first stage. The...
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    I am new to this site and I know this is probably...

    I am new to this site and I know this is probably inapropriate but I cant figure out how to post a question myself. All I have found is the "reply to thread" button. Can someone please tell me how...
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