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Type: Posts; User: yroy

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  1. Replies
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    When the compressor board is requested to start...

    When the compressor board is requested to start the compressor, it does it, then waits for a certain number of seconds. It then looks up the compressor proof input. If the proof signal is not...
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    Tech support has always been free. Except for one...

    Tech support has always been free. Except for one supermarket chain where most refrigeration techs are given very few permissions as requested by the chain headquarters. In this case, as instructed...
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    LOL, :grin2:.

    LOL, :grin2:.
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    Hello mspanky, Sorry to hear you had such bad...

    Hello mspanky,

    Sorry to hear you had such bad experiences with MT products. I have been working for MT for 15 years. I'm in Research and Development, not Sales or Marketing. Let me know if you...
  5. Thread: RPC server error

    by yroy
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    1,735

    If the Andover application that fails happens to...

    If the Andover application that fails happens to be written as a windows service, then I suggest you go to:
    control panel
    administrative tools
    services
    - locate the andover continuum service in...
  6. Thread: RPC server error

    by yroy
    Replies
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    1,735

    This will probably not help.... This message...

    This will probably not help....

    This message is basically saying that application A tried to invoke a procedure in application B, and application B failed to respond in a timely fashion.
    ...
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    This is the first version. Yes you would need one...

    This is the first version. Yes you would need one per section. Of course, what you are suggesting makes more sense, so we will get there eventually. But we have to start somewhere.
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    this is a dedicated board with a dedicated...

    this is a dedicated board with a dedicated application. The installer specifies the refrigerant type, the valve and sensor models, the direction of defrost, what to do with the fan and the valve...
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    Dual Temp CO2 coffin controlled by EEV only

    Hello,

    Just want to share something we are proud of. This is an actual discharge temperature graph of a dual temperature CO2 coffin using direct expansion. None of the traditional dual temp...
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    CO2 is not on the list of refrigerants under...

    CO2 is not on the list of refrigerants under regulation by the EPA. And that is a reason why supermarkets are looking at CO2. Our customers tell us they are fed up with the paperwork tracking proofs,...
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    Hello pdrake65, A faily good single source of...

    Hello pdrake65,

    A faily good single source of info is r744.com. Create your account (easy), then you can browse and download any documentation and articles you want.

    I did not mean to...
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    Well I can only speak from personal experience....

    Well I can only speak from personal experience. We are an electronic OEM selling controls to supermarkets, rack and case OEMs, and refrigeration companies.

    So far, our controls have made it in...
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    Monumental CO2 Misinformation

    Someone obviously feals threatened by the success of CO2 as a refrigerant. A monumental masterpiece of misinformation, but I loved it. Really fun to hear.
    ...
  14. Thread: Snvt ?

    by yroy
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    Indeed. A SNVT_time_stamp wether #LO or not,...

    Indeed.

    A SNVT_time_stamp wether #LO or not, is on the network, always a SNVT_time_stamp. It is only the supervisory software based on LNS that can format it to be readable by a human in...
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    Well, I am just back from the Euroshop in...

    Well, I am just back from the Euroshop in Germany.

    My company wanted me to go. Why refuse a trip to Germany? Sounds fun! I did go wondering why are there still trade shows in this day and age.
    ...
  16. Thread: Snvt ?

    by yroy
    Replies
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    Formatting: SNVT_time_stamp: text("%d/%d/%d...

    Formatting:

    SNVT_time_stamp: text("%d/%d/%d %d:%d:%d", year, month, day, hour, minute, second);

    SNVT_time_stamp#LO: text(date(year, month, day), (" "), time(hour, minute, second));
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    Hello MickeySq, So very very much better,...

    Hello MickeySq,

    So very very much better, across the board. Working conditions, health plans, retirement plans, everything is better. The Sporlan people and Parker Hannifin Corporate people are...
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    Being a control OEM, we have been involved in 8...

    Being a control OEM, we have been involved in 8 CO2 supermarkets so far. First one was low temp rack only (loop system with pumps). The 5 subsequent ones were direct expansion with compressors for...
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    Parker acquires Micro Thermo Technologies

    Just a few words to let you guys know that the "microthermites" are very pleased that we have been acquired by Parker Hannifin. We say goodbye and good luck to our Carrier friends.
    :pileon:
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    My guess is that there will eventually be a war...

    My guess is that there will eventually be a war between silicon based lifeforms that have ethnical differences. These ethnical differences will spur from their generic microprocessor heritage (intel...
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    control panel administrative tools services...

    control panel
    administrative tools
    services
    select ms sql in the list
    select properties
    select recovery tab
    make sure to select restart service on first failure, second failure and subsequent...
  22. Yes the only way the LNS license can expire is if...

    Yes the only way the LNS license can expire is if you have been running in deficit credits for more than 15? days.

    You can add credits by running c:\lonworks\bin\lnslic.exe
    Fill a form, contact...
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    Back to CO2 training.... Just got the Parker...

    Back to CO2 training....

    Just got the Parker (Sporlan) Catalog 744, january 2010 entitled 'subcritical CO2 innovations for supermarkets'. Can't find a link on their website yet.
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    Thank the lord for emergency relief valves.:grin2:

    Thank the lord for emergency relief valves.:grin2:
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    Exactly. And... A little bit of salt is good for...

    Exactly. And... A little bit of salt is good for you. Too much salt is not. Cars do release CO2. Millions and millions of cars release a lot of CO2. Every thing is now measured and compared to CO2...
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    This is a fun thread. Some pretty darned good...

    This is a fun thread. Some pretty darned good jokes about CO2.

    For people that think these were not jokes .....
    - CO2 does not deplete the ozone layer whatsoever so it does not need to be...
  27. Thread: hill phoenix

    by yroy
    Replies
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    3,641

    In Canada, CO2 is here already for low temp...

    In Canada, CO2 is here already for low temp systems in supermarkets (not as a secondary loop). CO2 trans critical for med temp is already in Europe. We are in the process of modifying our controllers...
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    Done it by trial and error since I could not find...

    Done it by trial and error since I could not find documentation.
    Basically, what you would type manually by interacting with NodeUtil, you type in a text file. Interpreting feedback from node util...
  29. Nice post Lonboy. Very well explained.

    Nice post Lonboy. Very well explained.
  30. Lightweight client app (remote PC): - run on a...

    Lightweight client app (remote PC):
    - run on a different PC than the LNS server and the LNS database
    - connected to LNS only via TCP/IP (does not have a lonworks network directly connected to it)...
  31. Thread: Tyler gone

    by yroy
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    Micro Thermo ... we are still going strong. MTT...

    Micro Thermo ... we are still going strong. MTT is under the direction and guidance of Carrier Electronics. Legally speaking we are owned by UTC canada. Because we are an electronic control OEM, we...
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    I know this question is not directed to me, but...

    I know this question is not directed to me, but since we have a large installed base, I will share my experiences.

    We typically perform power monitoring of the main electrical entry panel. In...
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    If you mean power meters, the Veris Industries...

    If you mean power meters, the Veris Industries Enercept modbus models have caused us no headaches (used on 350+ sites). The biggest CTs are not cheap through. When the biggest CTs are required, we...
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    If you are in an area with frequent brownouts and...

    If you are in an area with frequent brownouts and outages, consider the Uninterruptible Power Supply (UPS) alternative. It will protect any switch (cheap or not) against brownouts which are the big...
  35. Thread: Lon Files

    by yroy
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    Mechinc, you have mail.

    Mechinc, you have mail.
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    Is this the same one that they were working on...

    Is this the same one that they were working on back in april 2002? If so, after 6 years, I am sure that they had ample time to take all the bugs out. It should be reliable and fast. :rolleyes:
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    Except of course for Micro Thermo Technologies...

    Except of course for Micro Thermo Technologies which is owned by Carrier Electronics. We design Lonworks controllers (not gateways) since 1995.:)
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    My experience is with Lonworks. There are many...

    My experience is with Lonworks. There are many different SNVTs to convey temperature (unfortunately). For example, there is SNVT-temp-float and SNVT-temp-p. If device A uses a different type then...
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    Oops, posted twice for some reason... Removed...

    Oops, posted twice for some reason...
    Removed identical message
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    Hello Dowadduda, I want a pizza (I am a...

    Hello Dowadduda,

    I want a pizza (I am a controller, or simply a device initiating something)
    I pick up the phone (the phone is Lonworks, modbus, bacnet - no more!)
    I call a pizzeria. (another...
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    Indeed I am. Last time I went down to Austin was...

    Indeed I am. Last time I went down to Austin was about 4 years ago. So unless you came up for a training course in Laval, the chance is slim. I am the software engineering director at Micro Thermo...
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    This may not work, but is worth a shot. Locate...

    This may not work, but is worth a shot. Locate the ultrasite executable on your computer. Right-mouse click, properties, select compatibility tab, and choose Run this program in compatibility mode...
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    They will typically last longer than the control...

    They will typically last longer than the control system that reads their values. The problems they have are usually about the enclosure (how they are sealed). Cheap models let humidity through the...
  44. Thread: Lonmaker

    by yroy
    Replies
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    That is it. There is no doc on NS errors....

    That is it. There is no doc on NS errors. "Internal Database Error" is all the doc there is. The LNS database is built on a POET object-oriented database. An "Internal Database Error" means that one...
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    Hello Freddy. If you do find them, I'm...

    Hello Freddy.

    If you do find them, I'm interested as well. I could use a good laugh.
  46. Thread: CPC TD3 question

    by yroy
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    Yep.

    Yep.
  47. Thread: CPC TD3 question

    by yroy
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    Your laptop would need a USB Lontalk Interface....

    Your laptop would need a USB Lontalk Interface. Think of your laptop as just another CPC LON board. You would connect it to the Lonworks network directly.
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    I would have expected Lonmaker to be able to do...

    I would have expected Lonmaker to be able to do that. Theoritically through functional blocks. The one for the controller should be easy. I am out of my league when time comes to create one that...
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    What lonworks tools do you use? What controller...

    What lonworks tools do you use? What controller are we talking about. Can't help much without the details.

    When the possibility exist for hundreds of controllers, this would typically be done by...
  50. Thread: Esr Woes

    by yroy
    Replies
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    2,312

    Interesting. I am guessing that it is a hot gas...

    Interesting. I am guessing that it is a hot gas defrost, right? If not, ignore my comments below....

    Is it possible in the E2 to specify the number of steps that correspond to the closed...
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