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  1. Well you must think its my first rodeo. If you...

    Well you must think its my first rodeo.

    If you want my help for TAB to get occupancy, I will be paid.

    Need asbuilts and training to close out a project, I will be paid.

    You want warranty, I...
  2. You wouldn't be the first. My license don't say...

    You wouldn't be the first. My license don't say anything about keeping you happy.
  3. Exactly. Taking a bit of true talent and pooling...

    Exactly. Taking a bit of true talent and pooling it in with the average.
  4. Factor it in your package. Simple as that. ...

    Factor it in your package. Simple as that. Salary working more than 40, factor it in next time and make sure your covered. Grow a pair and ask for what your worth. Don't get it, move on. There...
  5. Funny. My state license doesn't make mention of...

    Funny. My state license doesn't make mention of having to abide by squat but the states rules.

    its rare i need to grab tools these days but should the need arise nobody is telling me I cant get...
  6. Designed to keep you under their thumb maybe. ...

    Designed to keep you under their thumb maybe.

    Hall watching all the permits filed and cracking down on members pulling permits for side work?

    Have your own company setup for subcontract side...
  7. Why the hell would I pay someone to look out for...

    Why the hell would I pay someone to look out for me and tell me what I can and cannot do? It's my pay check, and I find no one is more motivated to make sure it is what it should be than myself. ...
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    "AQC Air Quality Control Center The key...

    "AQC Air Quality Control Center

    The key component is a control panel which draws air into the home or workplace at
    pre-determined intervals with a 24 volt timer or manual override for continuous...
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    http://www.durodyne.com/warranty/DuroZone%20Warran...

    http://www.durodyne.com/warranty/DuroZone%20Warranty.pdf

    "DuroZone warrants its products to be free of any defects in material or workmanship for 5 years
    from date of installation."

    5 years,...
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    Looks like one of the cheapest zoning systems on...

    Looks like one of the cheapest zoning systems on the market. Optimized for low cost and product lifetime that should just exceed the warranty period.
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    hub or switch with mirror mode is a must for...

    hub or switch with mirror mode is a must for ethernet as sam explains. You need to be a monkey in the middle.

    The $0.02 tour.

    Capture options - setup a capture filter and select your nic. Its...
  12. I think if you look at how the drivers are...

    I think if you look at how the drivers are licensed in the super, it will be a pretty clear choice on which to use. Lon into the soft jace can be done with a USB lon nic if your running the 32bit...
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    Not a bad idea. When the sub cooling is almost...

    Not a bad idea. When the sub cooling is almost certainly due to the antique way of resetting DAT setpoint, not sure the roi is going to be as attractive. Fix the reset and the waste heat might not...
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    Scratch that. ...

    Scratch that.

    http://hvac-talk.com/vbb/showthread.php?154221-Boiler-wiring-error-Thermal-mealtdown&highlight=boiler

    Favorite part of the job....not being in the airstream when the $hit hit this...
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    Huh, seems that post must have gotten removed... ...

    Huh, seems that post must have gotten removed... SOB that may have been my only copy of the pics.

    The guilty party (or their lawyers) must be a member here and cried to have it removed.
  16. Replies
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    Had me thinking about the time we where too...

    Had me thinking about the time we where too expensive to add a controller to some boilers... Stupid control guys don't know how to do it right anyway. Long ago I WOSed some pictures with the...
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    How do you have the MP2 setup for slave? It's a...

    How do you have the MP2 setup for slave? It's a master out of the box unless your making it otherwise.

    Even at that, if the electrical is good and you think one master on the bus is the...
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    I have no problem with that. Never looking for...

    I have no problem with that. Never looking for more work.
  19. Replies
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    Seemed like you did.

    Seemed like you did.
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    Correct Likely building code in your area....

    Correct



    Likely building code in your area. Good luck keeping your job should someone complain or any issues arise. Screwing with building pressure can freeze sprinkler pipes, rot out steel...
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    Your 0.1F error in aggregated over all the zones...

    Your 0.1F error in aggregated over all the zones is all I need to get a clear picture where the load really is, or isn’t in real time. OMG would this be "big data"??

    The problem is integral...
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    If you want to keep all the spaces perfectly...

    If you want to keep all the spaces perfectly within setpoint, then there is little other choice. However if you want to shut them down, save on operating costs, and able cope with spaces that are...
  23. Replies
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    That's exactly what I'm getting at. Terminal...

    That's exactly what I'm getting at. Terminal load might be somewhat better than RA reset, but its still a crapshoot at best.
  24. Replies
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    Your box will not ever get to 95% capacity...

    Your box will not ever get to 95% capacity without deviating from setpoint... PID with a PV that never exceeds setpoint, is a PID a 0%, unless maybe you use derivative. Integral and error gets an...
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    I'm using the same control variable an setpoint...

    I'm using the same control variable an setpoint you are, worse case. How is your PID seeing the future in a way I can't? 0F deadband, WTF do you care about optimizing anything??



    Kicking on...
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    Space would be key. I think radiant floors (heat...

    Space would be key. I think radiant floors (heat and cool) is another untapped resource. A radiant floor system I was part of opened my eyes to the advantages of storing energy right in the...
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    1. Looking at the midpoint between the active...

    1. Looking at the midpoint between the active hgt/clg setpoint and space allows for warning before its exceeds active setpoints.
    2. You also have to think of you deviance setpoint and how tight the...
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    Would be interesting to hear where the trade off...

    Would be interesting to hear where the trade off is between ice and water is.
  29. Replies
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    If you have a 0F deadband maybe... Otherwise,...

    If you have a 0F deadband maybe... Otherwise, you can easily see the trend. What exactly is your "cooling demand"?? Output of a PID that's looking at error from setpoint maybe?? You could be 1F...
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    Its the borg. Resistance is futile...

    Its the borg. Resistance is futile...
  31. Replies
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    Well this would be a great idea (well not even...

    Well this would be a great idea (well not even then...) if they planned on using a ice making chiller...
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    So you feel valve positions is a better indicator...

    So you feel valve positions is a better indicator than just looking at all the spaces vs setpoints and calc deviance? Valve position is a PITA to get any meaningful info from IMHO. What is the...
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    I calc the deviance in the controller and BQL to...

    I calc the deviance in the controller and BQL to the reset logic, same thing no robots.
  34. Replies
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    Ditch the return air reset, you don't give a crap...

    Ditch the return air reset, you don't give a crap what the return is...unless you have occupants in the return duct... Reset based on the space deviance from setpoint. No call for cooling in the...
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    I think some of these buildings are likely the...

    I think some of these buildings are likely the bus maintenance shop, district storage buildings, and other small sites. Most of the larger sites where likely picked off already. ~10 years ago they...
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    Pretty sure that is the case. I actually did a...

    Pretty sure that is the case. I actually did a ton of work for that district in another life ~10yrs ago. They where worried that was going to take a dump back then. It was a typical ddc space temp...
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    Seems to have gotten glowing reviews from the...

    Seems to have gotten glowing reviews from the guys that used it here...

    http://hvac-talk.com/vbb/showthread.php?1427901-Anyone-use-DG-Lux&highlight=dglux
  38. Replies
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    So they have been without a drive for some time...

    So they have been without a drive for some time now, bought a POS from ebay, saved 10K on a nonfunctional drive. Now paid to install it, and now likely to remove it…and you’re thinking of just...
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    yep, launch 3.7 WB and run it through the...

    yep, launch 3.7 WB and run it through the commissioning wizard. If your station is using anything that is 3.8 only, you might have to untangle that.
  40. Log into the controller web pages, at the top...

    Log into the controller web pages, at the top pick modules, then on the left pick options.
    Add new feature at the bottom, and enter the unlock. Then just enable it in SET and download.
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    You cannot upload the controller without a valid...

    You cannot upload the controller without a valid PIN.

    Its been forever since I dinked with pin'o'day, but from memory you use the PIN to download or upload the controller and either blast away...
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    Thermistor != RTD. These are completely different...

    Thermistor != RTD. These are completely different beasts. Save the headache and just get a pot that covers the same resistance range.
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    So your putting them all on a single mstp trunk? ...

    So your putting them all on a single mstp trunk? Once its bacnet/IP master slave is a non-issue.

    Your planet must be more advanced then mine if you got 500 masters and 3000 slaves on a single...
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    Digikey or mouser, assuming you can find the...

    Digikey or mouser, assuming you can find the right part on their sites, will have the bare sensors for cheap. I got a bag of 10k2 thermistors for ~$.05/ea some time ago. These will be raw sensors...
  45. If they said "PC Load Letter" it would have been...

    If they said "PC Load Letter" it would have been icing on the cake.

    https://www.youtube.com/watch?v=5QQdNbvSGok
  46. Too complicated and not global warming friendly....

    Too complicated and not global warming friendly.

    100% OA, super high IAQ, all natural, open protocol/programming, and inexpensive...

    Operable windows.
  47. LOL. It even works with Nest! This google...

    LOL. It even works with Nest!

    This google engineer likes Nest smoke alarms so much he ends up ripping down ~$1k worth of them in rage...

    https://www.youtube.com/watch?t=69&v=BpsMkLaEiOY

    Too...
  48. Never heard of it, will have to look into it. ...

    Never heard of it, will have to look into it.

    My gut says they have a long ways to go before they get any traction. It may be more like facebook vs google+ than over turning bacnet and the few...
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    Round here the bypass is used in free cooling...

    Round here the bypass is used in free cooling mode. No sense in recovering heat in the EA stream when you need cooling and the OA conditions are good.
  50. Don't the points in AX go into fault when the...

    Don't the points in AX go into fault when the module goes down? Or is it still communicating but brain dead?
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