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Type: Posts; User: jhawk

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  1. Replies
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    Ok. What's your point? Somebody who was once a...

    Ok. What's your point? Somebody who was once a plumber, roofer, athlete, artist, chef, etc. couldn't learn to do that? You just came into this world knowing how? You think you'll be doing the same...
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    2,639

    Once a plumber, always a plumber? That's asinine....

    Once a plumber, always a plumber? That's asinine. I started as a refrigeration mechanic years ago and have gone very, very far in the controls profession. Much of the knowledge I gathered was by...
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    1,407

    That's a good question. Luckily for me, when I've...

    That's a good question. Luckily for me, when I've done work where they use SI, they're still OK with BTU/LB. This explains it though. "You can not convert from metric to imperial enthalpy or vice...
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    If Alerton programming isn't user friendly, then...

    If Alerton programming isn't user friendly, then maybe the user should try another line of work.
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    768

    Thanks ACDDC! That goes back a while. It...

    Thanks ACDDC! That goes back a while.

    It sounds like Frost and Sullivan possibly used Alerton's numbers instead of doing the research. I wonder what those 2008 numbers ended up being?
    ...
  6. Thread: B vs L

    by jhawk
    Replies
    27
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    1,526

    Good luck. I've been waiting 5 years...

    Good luck. I've been waiting 5 years.
  7. Thread: B vs L

    by jhawk
    Replies
    27
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    1,526

    Lose your ball bearings Captain Queeg?

    Lose your ball bearings Captain Queeg?
  8. Thread: STULTZ

    by jhawk
    Replies
    17
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    5,392

    We've integrated with Stulz through their MIB and...

    We've integrated with Stulz through their MIB and that was pretty painful. We ended up using a Fieldserver gateway on that job. I'm doing some now via modbus directly with each unit and that seems to...
  9. Replies
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    2,419

    I'm not sure I'd consider Google providing a...

    I'm not sure I'd consider Google providing a gadget to monitor your home electrical usage as them entering the automation market....
    It does look like an interesting tool though.
  10. Replies
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    1,008

    I appreciate all your comments. I've been having...

    I appreciate all your comments. I've been having "discussions" with the commissioning agent on a project we're doing now. They think we should be shutting down the chillers on a refrigerant leak...
  11. Replies
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    1,008

    Refrigerant Monitors

    What do you guys usually see required on refrigerant monitors alarms. Turn on horn/strobe, exhaust fan? Alarm only? Shutdown boilers only? Also shutdown chillers? Or does it just depend on local...
  12. Replies
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    584

    If file transfer is enabled on the server, then...

    If file transfer is enabled on the server, then transfer the display files to the server. Then go to the Webtalk and synchronize.
  13. Replies
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    1,393

    There are plenty of things it could be. Make sure...

    There are plenty of things it could be. Make sure the VLCs are properly grounded. Of course check polarity, EOL resistors...
  14. Thread: Alerton In0

    by jhawk
    Replies
    1
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    419

    It's fine for an analog input. It's not...

    It's fine for an analog input. It's not recommended to use a binary input.
  15. Replies
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    1,808

    Typically, I'll bring on the lead pump to a...

    Typically, I'll bring on the lead pump to a minimum speed which meets the chiller's min flow requirements. If the DP is to high, modulate the bypass open. As the DP drops, close the bypass. If the...
  16. Thread: DDC Bar

    by jhawk
    Replies
    3
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    1,873

    I think this is what you're looking for. This guy...

    I think this is what you're looking for. This guy has done some great stuff. I use it all the time.

    http://home.earthlink.net/~jackcornwell/
  17. Thread: Graphics...

    by jhawk
    Replies
    19
    Views
    1,388

    I'd like to see your work. And would be curious...

    I'd like to see your work. And would be curious to know what software you use. I've been using Cinema 4D lately and would like to know what others are using.
    Thanks
  18. Replies
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    1,874

    Freddy, Where did you get that quote? -...

    Freddy,
    Where did you get that quote? - "supports MOST bacnet/mstp protocals"
  19. Replies
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    8,860

    Sysint, What exactly were Alerton's lies? Can...

    Sysint,

    What exactly were Alerton's lies? Can you quote some and give links to their web page or something? I don't doubt that they are there, but surely you have something to back up your claim....
  20. Replies
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    8,860

    "Alerton has no problem lying about the industry...

    "Alerton has no problem lying about the industry and falsifying documentation to promote their proprietary bacnet lineup."

    Sysint,

    Can you give specific examples?
  21. Replies
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    6,196

    Who ya talking to there, Sysint? Ain't nobody...

    Who ya talking to there, Sysint? Ain't nobody else said nuthin' in quite a while. And you sure seem to do a lot of reading about a product you hate.
  22. Replies
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    6,168

    If you wanted to get the total airflows or the...

    If you wanted to get the total airflows or the MAX damper position of a bunch of VAVs...hundreds, it can be difficult and ugly with SOME GPLs. And easy to write and understand with a FOR...NEXT...
  23. Osiyo, Thank you and thank your God-daughter....

    Osiyo,
    Thank you and thank your God-daughter. She is a true heroine.
  24. Mechanic for about 5 yrs. Mechanic/controls for...

    Mechanic for about 5 yrs. Mechanic/controls for 10. Controls only for the last 5 or so.
  25. Replies
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    2,331

    I think Sysint probably knows his stuff. The...

    I think Sysint probably knows his stuff. The problem is that he has such an obvious agenda, I can't trust what he says any more than any mudslinging politition. Lon MUST succeed or he's toast.
    ...
  26. Replies
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    They're both BACnet so it shouldn't be too bad....

    They're both BACnet so it shouldn't be too bad. In theory anyway.
  27. Replies
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    1,101

    I was laid off from JCI last Thanksgiving....

    I was laid off from JCI last Thanksgiving. Corporate restructuring. I never saw it comming. Apparently they have a reputation for doing that.
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    "When inside temp is higher than outside, turn ON...

    "When inside temp is higher than outside, turn ON the fan.
    When outside temp is lower than inside, turn OFF the fan."

    Think about that.
  29. Replies
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    1,029

    I've used a serial server...don't remember now...

    I've used a serial server...don't remember now which brand, to connect from ethernet to rs232. Then you can telnet in to the N30 or companion.
  30. Replies
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    2,634

    Uh oh...here we go.

    Uh oh...here we go.
  31. Replies
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    3,233

    Depending on what OS you have...control panel,...

    Depending on what OS you have...control panel, performance & maintenance, administrative tasks, services. Change all the services that have to do with Comfortview to manual. Then when you want to use...
  32. Replies
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    6,254

    I was an SAE III an was let go at the end of...

    I was an SAE III an was let go at the end of November. There were a few others at the local branch. PMs, an application engineer, other SAEs. I never saw it comming. I never saw anything official,...
  33. Replies
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    212 F

    212 F
  34. Replies
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    Most drives have programmable relays & inputs....

    Most drives have programmable relays & inputs. You can use the drive to send a signal to open the smoke dampers if the safety circuit is OK and the dive is recieving a start command. Then wait for a...
  35. Thread: dx9100

    by jhawk
    Replies
    1
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    541

    Sounds like some other program has a hold of your...

    Sounds like some other program has a hold of your com port. Make sure no other programs are running. Like Palm HotSync manager or anything that wants that port.
  36. Replies
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    > Let me give you a hint as you factory/branch...

    > Let me give you a hint as you factory/branch guys are all
    > the same....

    C'mon Sysint. That's a bit of a generalization. Many of us have been on both sides at one point or another.

    The...
  37. Replies
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    1,190

    Those ACOs could be written to from somewhere...

    Those ACOs could be written to from somewhere else...through GPL or some other supervisory program. A lot of times OA Temp or humidity could be sent to an ACO on a DX. See if that ACO changes over...
  38. Replies
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    979

    Depends on the supervisory controller. NC, N30,...

    Depends on the supervisory controller. NC, N30, Companion, NAE? Whichever way, it's not automatic. Same goes for global info.
  39. Replies
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    Depends a lot on the application & location. From...

    Depends a lot on the application & location. From what I've seen, usually a setpoint of around 180 at 0 outside air temp. Then reset the setpoint to 130 as the OAT rises to 70.
    It's linear in...
  40. Replies
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    1,354

    You can use a RS232 to RS485 converter and...

    You can use a RS232 to RS485 converter and connect thru the N2 bus instead of the zone bus. B&B Electronics makes a very small, port powered converter that plugs into your serial port. Also the N2...
  41. Replies
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    1,551

    I think for R-22 A/C a discharge superheat...

    I think for R-22 A/C a discharge superheat between 50 and 90 DEGF is normal. If it's lower than that, you're probably flooding back. If higher then low on charge, or restriction, etc.
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