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  1. haha I wasnt saying ON the space shuttle but...

    haha I wasnt saying ON the space shuttle but referring to test chamber ets , you def have more experience than me on that area , my experience and its been awhile was more the refrigeration side...
  2. actually reading the data sheet I posted see...

    actually reading the data sheet I posted see response time way way slower than what Im trying to describe , but that's the basic dimension, Id recommend talking to siemens technical sales :) ...
  3. believe me this response time will leave your...

    believe me this response time will leave your head spinning its something like .5 second -1 second full stroke and it responds just as fast truly serious tight control design
  4. Its a full collection of Trane Air conditioning...

    Its a full collection of Trane Air conditioning and systems clinics , PM me if interested
  5. yeah these are serious aerospace type of stuff, ...

    yeah these are serious aerospace type of stuff, as I said had a few retail buildings with them wondering why haha
  6. https://www.mkwheatingcontrols.co.uk/download/Siem...

    https://www.mkwheatingcontrols.co.uk/download/Siemens%20SKD32%20SKD82%20SKD62%20SKD60.pdf something like this , These aren't the phase cut ones straight 0-10vdc most precision and fast acting...
  7. yes :) theyre super tight control

    yes :) theyre super tight control
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    $£$£

    $£$£
  9. this reminds me of the high end siemens actuators...

    this reminds me of the high end siemens actuators super tight control, serious msecond response to fraction of mm stroke. never understood why I would see these on retail ahus.
  10. on return side idea is to keep your coils full of...

    on return side idea is to keep your coils full of water is what I understand?
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    CAREL exv and drivers very competitive priced...

    CAREL exv and drivers very competitive priced and super user friendly to test and tune
  12. That's what I get for posting stuff at 2am haha ,...

    That's what I get for posting stuff at 2am haha , anyways disregard the quote :)
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    excellent work

    excellent work
  14. HVAC Chiller Controls fundamentals library

    Thought Id share these , I do apologize I retitled the library after this so needs done , great for reference or training newer techs :)

    BAD LINK
  15. Treasure of HVAC and Controls fundamentals

    Thought Id share these , I do apologize I retitled the library after this so needs done , great for reference or training newer techs :)

    BAD LINK
  16. Cool that is quite reasonable testing $! testing...

    Cool that is quite reasonable testing $! testing through cisco etc would cost major money I would think.
  17. Hi you paid for and went to certified testing...

    Hi you paid for and went to certified testing afterwards?
  18. any links?

    any links?
  19. LITERRALLY TONS of info on YouTube...

    LITERRALLY TONS of info on YouTube https://www.itpro.tv/
    https://optigo.net/
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    Another thing I was wondering recently seems...

    Another thing I was wondering recently seems Danfoss VLT have had their hay day?Not seeing them a lot on new jobs. I really liked them at one time due to their user friendliness. I`m def leaning...
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    ABB here are offering full survey energy savings...

    ABB here are offering full survey energy savings and roi free , for larger sights this is invaluable time saver, im pretty they have stuff online I was actually looking into this w a rep I met at an...
  22. Best of Luck , you will do it if you dedicate the...

    Best of Luck , you will do it if you dedicate the time
  23. Yeah I leave centrif to manufacturers and not...

    Yeah I leave centrif to manufacturers and not interested in in Aframe everyday , though I have been around them never specialized .I also don't get involved in teardown rebuilds, I sub this out. I...
  24. sounds like a normal zoning system for residence...

    sounds like a normal zoning system for residence just need the right people to look into it , try to track down the original installers.
  25. Im one the crazy ones that does both chillers and...

    Im one the crazy ones that does both chillers and controls nice mix
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    https://innotech.com/Products/Analogue/IMCSeries.a...

    https://innotech.com/Products/Analogue/IMCSeries.aspx
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    all the best Jay

    all the best Jay
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    AHU Strategy

    https://www.trane.com/Commercial/Uploads/Pdf/1071/clch-prb009-en%200800%20energy%20recovery%20unit%20controls.pdf

    Thought Id share this for people that like Seq of Op and strategy
    I found it...
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    It has a a presence here UK and growing but still...

    It has a a presence here UK and growing but still few contractors and in so they charge a fortune for service , reminiscent of pre Bacnet pre Tridium eras. But the few techs I have met really like...
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    but I agree with al above dirty condenser tubes...

    but I agree with al above dirty condenser tubes and high pull down
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    could also be seriously undersized towers?

    could also be seriously undersized towers?
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    Hi thanks for the comment Happy Thanksgiving...

    Hi thanks for the comment Happy Thanksgiving
    "was" you mean Maxcon? have you seen Focus the latest Innotech programming tool? regards stan
  33. soft starting of compressor

    soft starting of compressor
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    here in the UK theres Airedale and 2 or 3 of the ...

    here in the UK theres Airedale and 2 or 3 of the Italian chiller manufacturers selling these such as Aermec all with pretty good results,
    I worked with floating head pressure projects for quite...
  35. what?? LOL

    what?? LOL
  36. OUR MSTP is pretty solid, had no issues at all

    OUR MSTP is pretty solid, had no issues at all
  37. :cheers:

    :cheers:
  38. :)

    :)
  39. Thread: NEWS

    by stanbyyourword
    Replies
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    Totally agree , but obviously its good to be open...

    Totally agree , but obviously its good to be open minded to other systems, every stem has strong points and weak
  40. Thread: NEWS

    by stanbyyourword
    Replies
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    1,545

    master 1 system first then move onto next

    master 1 system first then move onto next
  41. Thread: NEWS

    by stanbyyourword
    Replies
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    1,545

    NEWS

    https://controltrends.org/controltrends-news/news-and-information/11/breaking-news-johnson-controls-acquires-easy-io/
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    Text Book!

    Text Book!
  43. Replies
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    Don't get paid for travel time in LA????? yikes

    Don't get paid for travel time in LA????? yikes
  44. https://www.youtube.com/watch?v=p1bK88CoOnw

    https://www.youtube.com/watch?v=p1bK88CoOnw
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    Good job then 😎

    Good job then 😎
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    use oily rag on pipe to prevent solder drips?

    use oily rag on pipe to prevent solder drips?
  47. wow a Trend post

    wow a Trend post
  48. my experience w york recips and oil issues has...

    my experience w york recips and oil issues has been liquid floodback
  49. superheat

    superheat
  50. :whistle: nice

    :whistle: nice
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