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Type: Posts; User: jim bergmann

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  1. Replies
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    A small vane will work better in turbulent air...

    A small vane will work better in turbulent air than a hot wire simply due to the size of the measurement surface. That said, consider also your application. A vane and a hot wire are best used in...
  2. Some of them were just released int eh last...

    Some of them were just released int eh last application update. Specifically back calculation of airflow and trending. We are working on some cloud service in the background that will allow further...
  3. That is not something that we were considering. ...

    That is not something that we were considering.

    1) The sensor has to use the correct T/P information for the high or low side. Particularly important for blends.

    2) The sensors are selected for...
  4. There is no chance of damage until the pressure...

    There is no chance of damage until the pressure is over 595 psig. I will have our programmers raise that popup to about 450 psi. (125 degrees F). We should be able to get a fix out today. Sorry...
  5. Under the configuration tab, when you go to...

    Under the configuration tab, when you go to update the firmware, if and only if the application notifies you that you need to request an SD card for update do you need to request it.

    Almost all...
  6. That is correct, the target split is calculated...

    That is correct, the target split is calculated from the return air wet bulb and dry bulb. The actual split is the difference between the RADB and SADB.
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    I think you mean a static pressure tip versus a...

    I think you mean a static pressure tip versus a pitot tube. A static pressure tip measures static pressure a Pitot measures static pressure and total pressure to derive velocity pressure.

    You can...
  8. There is a lot of technology in the wireless...

    There is a lot of technology in the wireless probes. Most read 3-4 parameters like temperature and RH, or pressure and temperature. They use very high end RH sensors and fully temperature compensated...
  9. We have made a lot of changes and improvements....

    We have made a lot of changes and improvements. The primary being the firmware upgrade for the wireless probes. We are slated to start shipping those next week. The wireless takes the tool to a whole...
  10. Should not hurt a thing to do that. Jim

    Should not hurt a thing to do that.

    Jim
  11. Yes it will, after the app update. It will...

    Yes it will, after the app update. It will require all of the standard inputs to do so and an equipment profile.
  12. The application will troubleshoot those types of...

    The application will troubleshoot those types of problems with some stand alone tests that are under development. There are multiple things going on though. The application does measure airflow and...
  13. That fact has not been not overlooked, and the...

    That fact has not been not overlooked, and the calculation takes all those factors into account. We are pulling a lot of data remember, and also able to correct for air density, including altitude,...
  14. Yes there is. More detail to follow.

    Yes there is. More detail to follow.
  15. We are finishing up some cool new features for...

    We are finishing up some cool new features for the iManifold application. Thought I would give you all a primer of what's coming in the application upgrade this week. We are finishing up final...
  16. Give me a call on Monday and we will see if we...

    Give me a call on Monday and we will see if we can troubleshoot it over the phone. We will get it taken care of ASAP.
  17. Replies
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    Eddie, Two 1/2" hoses are perfect for you...

    Eddie,

    Two 1/2" hoses are perfect for you application. Realize though that a 6 CFM pump would work as well as a 12 CFM pump for typical evacuation. After the first few seconds, the flows are so...
  18. I just downloaded the application from the app...

    I just downloaded the application from the app store (I am on an apple device) using the default demo information starting with 75 degrees and 50% rh then switching to WB and changing to 62.5 (close...
  19. j, Glad to hear the feedback, lets see if I...

    j,

    Glad to hear the feedback, lets see if I can determine what the issue is. The first and easiest thing to do is to go to user inputs and to put in the demo data for an R22 10 SEER system. Demo...
  20. Here are some more detailed specifications on the...

    Here are some more detailed specifications on the probe in the PDF below. The sensor is good down to -40F I am testing right now in the home freezer and I am down to -13.7 and 72.6% Rh. My freezer...
  21. The same is true for ALL measurements....

    The same is true for ALL measurements. Temperature rise, temperature split, airflow, suction line temperature, liquid temperature and even pressures when it comes to discharge versus liquid. Any...
  22. Also the wireless base probe is simply a...

    Also the wireless base probe is simply a temperature only probe or a repeater. It is not required to get the probes to communicate with the manifold. Any probe can communicate directly.
  23. Set up the way that I would want to use it to get...

    Set up the way that I would want to use it to get the most out of the application for residential/commercial HVAC it would be about $1340.00

    That would include:
    1) iManifold and two pipe strap...
  24. Just to clear everything up. (for TruTech Tools...

    Just to clear everything up. (for TruTech Tools and everyone else)

    "Available for Order" means it can be ordered, but it is not in stock. It will be a backorder, filled when stock is available. ...
  25. You are correct, the wired probes plug into a...

    You are correct, the wired probes plug into a wireless handle. You can velcro the cable to the handle to manage to cord if you desire, and you will not have to have the cords plugged into the...
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