Search:

Type: Posts; User: stuckagain

Page 1 of 2 1 2

Search: Search took 0.01 seconds.

  1. Replies
    5
    Views
    482

    Minimum C.F.M. for Forced air heat

    I go by the general rule of thumb of
    400 C.F.M. per ton of cooling
    with forced air residential gas heat The motor operates at a lower speed.
    I receive issues over using medium or the low speed....
  2. Permanent Magnetic motro and a ABB Drive

    They have had a tech here already to try to commission the ABB V.F.D. model #ACH 550
    Problem is that it is driving a Baldor Permanent magnet motor
    This drive is very common and reliable, but
    I do...
  3. Replies
    3
    Views
    613

    Analog to digital control

    I have a Kele 231 differential pressure transmitter
    that outputs analog signals 0-10V.D.C and 4-20mA
    I use these controllers often.
    I am looking for a small device that inputs 0-10V.D.C and 4-20mA...
  4. Replies
    6
    Views
    2,824

    I use to call them pivot or mousetrap relays. If...

    I use to call them pivot or mousetrap relays.
    If I recall that is a relay where the contact arm can be (neutral),where it will not touch neither the right normally open nor the left normally open...
  5. Replies
    2
    Views
    404

    Liebert liquid level switches

    I would think this more an H.V.A.C. item, but I got the task because they said it is a controls item.
    There using them in a the condensate pans on HVAC units,as high level switches to shut off the...
  6. Replies
    8
    Views
    4,097

    I take that to mean the supply line starts at the...

    I take that to mean the supply line starts at the pumps and the return line ends at the pumps.
    The P.E. is filling me in they are doing this for energy conservation.
    it looks as if they want to run...
  7. Replies
    8
    Views
    4,097

    Location of differential pressure sensor

    Have a Kele ,differential pressure transmitter,two acurate gauges are right next to the sensor, outputing an accurate signal
    to three Condenser water pump V.F.D. 's
    The sensor and pumps are...
  8. Veris. Great ,forgot all about them, I wired and...

    Veris. Great ,forgot all about them, I wired and configured a few of their electric meters for a sub metering project.They do have good products.
    This Energy rating is keeping us busy.
    Another...
  9. want To log kWh (pulses) from utility meters

    Our utility meters provide additional kWh consumption by way of a pulse output (dry
    contact relay closure).
    We have both screw terminals and Ethernet ports on the Meter output card .
    I want To...
  10. Replies
    1
    Views
    666

    Florida Heat Pump Info

    FHP not to helpfull even though we have over 20 of these units
    Looking for any technical manuals (PDF. great )
    for Florida Heat Pump model # EM210-4VTC-FBT

    These units were purchased in 2004...
  11. Replies
    5
    Views
    1,190

    Carrier ComfortView algorithm

    I am looking for the Carrier Comfortview PDF. manual that specifically deals with the
    C6400 controller algorithms , their names,description and their programmable parameters.
    I went to the...
  12. Replies
    4
    Views
    647

    Thanks Control Man That was the one.The stat was...

    Thanks Control Man
    That was the one.The stat was set for Milli amps and the valve is 0 -10 Volts D.C.
  13. Replies
    4
    Views
    647

    invensys T-Stat

    Hell:
    I have an Invensys non programable digital wall T-Stat, heating only
    The model # TA 168 -005
    I am looking for literature I need to know how the dip switches are configured.
    I think it is...
  14. Replies
    41
    Views
    13,169

    Pneumatic controls are still around and are not...

    Pneumatic controls are still around and are not fully going out just yet.
    I work in sites where they incorporate Pneumatic controls with digital controls.
    As far as what is better? I think they are...
  15. Replies
    0
    Views
    311

    SIM LXIN 16 Lighting Control

    I have two Simplicity SIMLXIN16 Lighting control panels by Hubbell.
    Unfortunately, the hand held keypad interface is missing. (Och)
    We are manually turning them on and off.
    I gather this is...
  16. Replies
    19
    Views
    4,368

    They are life savers. You have a homeowner who...

    They are life savers.
    You have a homeowner who has an existing T-87 stat (Yo Yo).
    They want an energy saving programmable digital stat.
    The only problem is that they do not have that fifth wire...
  17. Replies
    2
    Views
    434

    Bingo! That's the one.Took a second look at the...

    Bingo! That's the one.Took a second look at the tag
    to see if i had it wrong, but they left out the word "aire"
    I guess they were in a hurry when they were stamping the tags.
    Thank you, will...
  18. Replies
    2
    Views
    434

    Powered Inc. fan coil Units

    No results on the web.
    Looking for a cut sheet for some steam fan coil units made by
    Powered Inc.,Mod #Ced2 -72,that is all we can get off the units. Owner has no paper work . Do not know if that...
  19. Replies
    1
    Views
    630

    FX 60 Questions

    I heard two people tell me this.I wanted to clarify that the new FX-60 and 20 JACE's have eliminated the serial tunneling service for BACNET and N-2 devices???
    Second I am not near the software,...
  20. Replies
    6
    Views
    948

    It may be time to upgrade to an FX . If you are...

    It may be time to upgrade to an FX .
    If you are connected to some type of server you can re-route N-30 alrms to the server. This way you will have some sort of archive.
    Battery status, CPU...
  21. Replies
    0
    Views
    453

    Tridium AX questions

    What distinguishes a Bound label binding from other types of bindings
    What distinguishes a a Bound label widget from other widgets
    If I am connected to a JACE through a station connection Web...
  22. Replies
    6
    Views
    651

    That is interesting.It could be a psychological...

    That is interesting.It could be a psychological thing.Not saving much money, but
    prevented the big bad contractor from trying to sell me something I do not need.
    Can you give me a name of the...
  23. Replies
    6
    Views
    651

    Rebuilt N-31 or Facilitators

    Was at a job today with Johnson 5 or 6 N-31's and a Facilitator.
    They are all working.I told the customer rep. that they will have to be eventually upgraded to an FX .The customer was insistent...
  24. Replies
    2
    Views
    817

    That is the one, Thank you I can safely guess...

    That is the one, Thank you
    I can safely guess that I can now order this part through my
    Kele Rep?
  25. Replies
    2
    Views
    817

    Modus Staic Press. Sensor

    I want to calibrate a Modus Instruments Static pressure sensor
    #03031256 11- 32 V.D.C. In 4-20 ma Out
    Before I make any adjustments I would like to look at literature pertaining to this.
    The...
  26. Replies
    8
    Views
    1,020

    Do most control people get a Pension

    Today I was talking with a couple of control techs.After talking with them I can not complain.
    I am lucky that my company ,although the work is not always pleasant, provides us with a pension and...
  27. Replies
    4
    Views
    791

    Oracle VS. MS SQL

    If the Oracle database tool has over 50 Percent of the market.
    Why does Carrier, Johnson and Honeywell all favor the
    Microsoft SQL server software for storing data?
  28. Replies
    6
    Views
    797

    Thats great info.Is there a general URL? I have...

    Thats great info.Is there a general URL?
    I have a few other controllers that I am looking for simular documentation
    Great Job guys
  29. Replies
    6
    Views
    797

    Thanks I did not want to touch it unless I had...

    Thanks
    I did not want to touch it unless I had the proper material,I cannot find any info for Powers Landis on the web.I have a few of their controllers.
  30. Replies
    6
    Views
    797

    Powers Controller

    If I recall Siemans Purchased Powers/Landis a while back
    I am looking for calibration info for a Powers pneumatic controller Date 2005
    Part #357-0001.Appreciate any guidance in the right direction...
  31. Replies
    4
    Views
    1,068

    Some older Johnson NCM controllers

    I have to go to a school site that has the Johnson controls Network Control Modules NCM I worked with them some ten years ago, and I must say I forgot a bit.If I recall I was using line code
    There...
  32. Replies
    1
    Views
    489

    Jonson DX Control DDL files

    I need alittle brush up.I saved a GX program with the DDL file options showing all items
    How do I view the ddl files?They are not showing up on the open file dialog box when I select "all files...
  33. Replies
    2
    Views
    900

    Air Handler Dual filters

    I think this is the correct forum to ask this.I have three 15,000 C.F.M. Air handlers unit about 30 ton capacity.There is outdoor return /air mixing dampers
    then there is a Filter Rack (high...
  34. Replies
    2
    Views
    627

    FX 40 and Honeywell Controllers

    At a warehouse site I found an FX-40 with Johnson controllers (N2 bus).They also have some ,Honeywell Excell controllers,up and working good.They like the FX 40 and the associated graphics.Today I...
  35. Replies
    1
    Views
    426

    Johnson N30 and FX O7

    I have two Johnson Controls N30's
    Little by little I am phasing them out with NAE's
    In the mean time I wanted to replace some Johnson UNT's
    with some FX-07 controllers on the N30 network
    Can I...
  36. Replies
    7
    Views
    623

    I get hit with this on Friday afternoon.I can not...

    I get hit with this on Friday afternoon.I can not point fingers at people for ovious reasons.With certain projects,you have to demonstrate to people that the equipment is up to specs, before you...
  37. Replies
    7
    Views
    623

    Bandwith problem with Fx-40

    At a small commercial site
    I have a Johnson F-40 connected to an ethernet network.The N-2 network is performing fine through out the site..The FX can communicate with all the D-X and FX field...
  38. Replies
    22
    Views
    2,957

    I may not understand the question,but I will give...

    I may not understand the question,but I will give you what I think you are asking.
    The 24 V.A.C. common(-) wire and The 2-10 V.DC. Common (-) wire are both connected to the 24 V.A.C. (-) common...
  39. Replies
    6
    Views
    1,221

    McQuay Microtech 2 interface

    I have an Johnson Controls NAE-35 and three Johnson DX-9100 controllers.
    I want to integrate Two McQuay AC units with MicroTech 2 Processors into the existing Johnson N2 network..Is there a...
  40. Replies
    15
    Views
    2,101

    Ice Storage systems Info

    I am hearing a lot about these systems lately.
    I gather they use an R-123 chiller with glycol to,freeze water
    In the off peak, and then run chill water through the ice during the day.
    Does any...
  41. Replies
    13
    Views
    1,029

    OK Some great replies. What I would like to...

    OK Some great replies.
    What I would like to do,for instance,is in one of our schools I have a DX with
    A.I. 1 - outside Air temp.
    A.I. 2 -Boiler water temp.
    D.O. 1- Enable boiler
    A.O. 1 -analog...
  42. Replies
    13
    Views
    1,029

    State Generators Johnson FEC

    Wow, I can see why they are hesitant about sending everyone in my company
    For Johnson FEC training.
    Am I right or wrong?From the documentation that I was briefly looking at, it seems that
    The...
  43. Replies
    6
    Views
    811

    JohnsonFEC Controller Connect

    Goiní over the documentation.
    My company is considering taking on the FEC controller product line with existing site's NAE. Phasing out existing DX ,VMA1400ís and UNTControllers.Certain clients...
  44. Replies
    7
    Views
    997

    Okay, I was reading about the user Graphic tool....

    Okay, I was reading about the user Graphic tool. It seems it has the tools for creating and binding graphics.
    Is the UGT embedded in the NAE or do I need to use the SCT ?
    Will the NAE support the...
  45. Replies
    7
    Views
    997

    This is great news. Now I have one more...

    This is great news.
    Now I have one more question.I have a couple of Alerton systems, I used the microsft Visio software to "bind" a commandable point to a graphic element.
    For instance I have a...
  46. Replies
    7
    Views
    997

    The johnson NAE and agraphics page

    I have an NAE 35 at work
    I wanted to add a graphics page to it,like our siemans system has.
    I have photoshop and Visio.
    I have a picture of a VAV
    Can I do this with just using the Internet...
  47. Replies
    5
    Views
    1,806

    Siemens Insight Admin

    We lost power to the sever running Siemens Insight Ver3.8
    This was a bad mistake ,we hit the wrong breaker
    The engineer went to reboot the PC ,I do not think,they ever lost power to this server in...
  48. Replies
    0
    Views
    382

    Thomas S. Brown Associates

    I heard that a controls company in Long Island New York
    called Thomas S. Brown Associates was looking for a control tech.
    A worker ,who travels down there ,asked me if they were a union shop ?
    I...
  49. Replies
    2
    Views
    848

    Johnson VMA low voltage wiring

    On one floor I have about 20 of the following setups
    I have one 75 VA Transformer operating three Johnson Controls
    VMA 1420
    Each VMA has A Johnson actuator 0 to 10 volts on AO 1 (Boxheat)...
  50. Replies
    7
    Views
    2,049

    I found out by connecting it to a laptop computer...

    I found out by connecting it to a laptop computer
    that he did not program it for integrated damper.
    I changed it, and it works fine.No you do not need any air flow to test it.One
    guy was correct...
Results 1 to 50 of 64
Page 1 of 2 1 2
Comfortech Show Promo Image

Related Forums

Plumbing Talks | Contractor Magazine
Forums | Electrical Construction & Maintenance (EC&M) Magazine
Comfortech365 Virtual Event