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  1. I did the work. Make sure you have the correct...

    I did the work. Make sure you have the correct Modbus Mapping table for you revision of the controller. Needed Header sensor hardwired to boiler. It would not allow network input of the header...
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    Clean dry compressed air is 100% required. Tank...

    Clean dry compressed air is 100% required. Tank pressure should be in the 50# to 90# range. Compressor needs to run no more the 50% of the time for reliable operation. I would look for a tank at...
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    The NAE may or may not allow the BACnet to work....

    The NAE may or may not allow the BACnet to work. Best to allow an integrator who knows something about both NAE and FX visit and check out what you can do.

    You may be able to leave the NAE in...
  4. Thread: HVAC Pro

    by billcontrols
    Replies
    36
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    1,751

    I use the S2 device and like it. Very reliable. I...

    I use the S2 device and like it. Very reliable. I use the old B&B RS232 to RS485 on my old laptop with the built in serial port. I am sure the B&B USB to RS485 works well, but I have never used it. I...
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    The problem is the JCI branches sell their "open"...

    The problem is the JCI branches sell their "open" BACnet system but then install a system that breaks the BACnet by duplicating the device IDs. It is quite simple in the software to do it properly,...
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    11,563

    Real world check here. Doesn't really matter if...

    Real world check here. Doesn't really matter if you calibrate to 5,6,7,8,or 9# air pressure at the stat. Just always do it the same. I always use 9# because the midrange of the JCI stat in the...
  7. I think there is a terminal interface on the mig...

    I think there is a terminal interface on the mig with a null modem cable to your computer. I think you can see and modify some configuration information. I don't think you can see live data. Though...
  8. The TC-9100 program was selected by the part...

    The TC-9100 program was selected by the part number and some parameters set with HVACPRO. It looks like the SC-9100 has the same programs, but you can select the program from the display on initial...
  9. Out of curiosity I googled a few things. Check...

    Out of curiosity I googled a few things.

    Check out google "Application notes for SC-9100 JCI"

    One of the sheets I got talked about address jumpers under the cover.
    ...
  10. You are using the Enum point type in the Jace? I...

    You are using the Enum point type in the Jace? I think you need to drag it from the Modbus pallet and set the register address in the properties. It has been a while since I did this, and never with...
  11. Now I have to eat my post. I had not loaded...

    Now I have to eat my post.

    I had not loaded the JCI release 6.0 (AX 3.8) on the laptop yet. I had a failed FX60 (Release 4.1) to replace with a FX70 (release 6.0). With no access to internet I...
  12. Why is the serial method better or easier than...

    Why is the serial method better or easier than just using the ethernet? I know how to do both, but I haven't used the serial cable to a Jace in a long time. I usually set the primary JACE LAN port to...
  13. Not quite sure what you are asking. You can set...

    Not quite sure what you are asking. You can set the Nic for DHCP in the platform TCP/IP configuration property sheet. You can set the http port to 81 in the services/webservices property sheet....
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    You still have a DC-9100 that works? The DC-9100...

    You still have a DC-9100 that works? The DC-9100 (also known as a LCP) and the early DX-9100 Ver 1 controllers had a problem of the AIs failing after about 10 years, in my experience. All of these I...
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    1,623

    If you are going 500' with #18 you may want to...

    If you are going 500' with #18 you may want to homerun the power to the transformer for every controller. This is not a bad practice for any distance. Those extra connections at each controller tend...
  16. The whole operation is pretty high class for a...

    The whole operation is pretty high class for a Barn. I think the science in the Lab may be way over my head. They do not share a lot of info about the details of their product. You don't get much...
  17. Funny thing. This morning I went to a job with a...

    Funny thing. This morning I went to a job with a no cooling call. This is a Barn full of Bulls that serves the Dairy industry. (Get the picture!) The pressure switch that proves the AHU fan was not...
  18. I would suggest a Pressure switch with a Pitot...

    I would suggest a Pressure switch with a Pitot tube pickup and a CT wired so both must prove fan operation before the direct fired unit can start. I would also suggest someone put a CO monitor in the...
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    I like the system I worked on yesterday. Works...

    I like the system I worked on yesterday. Works like a fan powered box but without the fans. 1969, I think, the office building was built with a large High Static air handler in the basement. Terminal...
  20. Good Tip!

    Good Tip!
  21. The out.value needs to go into the text line....

    The out.value needs to go into the text line. Click the 3 dots to modify the text.
  22. Replies
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    644

    Likely still works better than a Nest.

    Likely still works better than a Nest.
  23. What seminar did the consulting engineer take...

    What seminar did the consulting engineer take most recently? Or did the salesman for a particular type of equipment visit recently? :yes::yes::yes:

    Seriously, the type of equipment must match the...
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    1,284

    My Dell Vostro with i5 32 bit processor, 4GB ram...

    My Dell Vostro with i5 32 bit processor, 4GB ram just got new life in it when I upgraded the hard drive from 500GB HDD to a 1 TB SSD. I have multiple VM for various different configurations to handle...
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    I think the confusion here is because the...

    I think the confusion here is because the original post is a little vague. If the connection to the DDC controller is a shield connection, the wiring shown should work. The green conductor that is...
  26. Short term try a UPS on the Gateway power supply?...

    Short term try a UPS on the Gateway power supply? Or a sensitive power monitor that drops power for a little longer when the transfer switch Flips. I like the UPS idea. I am guessing the very brief...
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    I guess I am not hard enough on my meter. I had a...

    I guess I am not hard enough on my meter. I had a Fluke 73 many years ago that I wanted to upgrade to a Fluke 179. I did not blatantly try to break it, but I was very "uncareful" for a long time and...
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    There is also a Sliding window demand Calc in the...

    There is also a Sliding window demand Calc in the Energy folder and a totalizer in the ext folder of the kitControl palette. I am not sure what BTU signal you are starting with.
  29. Replies
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    I decided to expand on the misconception that a...

    I decided to expand on the misconception that a proportional actuator is better than a floating actuator. Some users think that a % on the computer screen means that is how much the device is...
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    Now we are mixing in another device. A valve...

    Now we are mixing in another device. A valve actuator (or any actuator) and a controller are different things in my head. This thread has covered the differences in a floating and a proportional...
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    I don't think the diagram you are thinking of is...

    I don't think the diagram you are thinking of is really a T-tap. Yes a repeater can be used to create a T, but that is because the repeater actually splits a network into two separate segments that...
  32. Replies
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    565

    That is exactly how not to do it. Pull two cables...

    That is exactly how not to do it. Pull two cables the 67 feet and maintain the daisy chain. Up from the NAE to the UNT. Then Up from the UNT to the Upper floors. Do not put Tees in RS485 networks.
    ...
  33. Replies
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    285

    http://cgproducts.johnsoncontrols.co...

    http://cgproducts.johnsoncontrols.com

    Just searched "N30". User manual right there in the middle of the list.
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    613

    In my Experience, the S/W systems I have worked...

    In my Experience, the S/W systems I have worked on usually had a separate Night Thermostat on the wall. Or the unit would sometimes just shutdown at night and separate pneumatic stats would control...
  35. Replies
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    I have always thought the neighbor's bug Zapper...

    I have always thought the neighbor's bug Zapper did a fine job of luring the critters away from my yard.

    Plus I seem to attract fewer of the biting insects than my wife. I won't have noticed any...
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    I would go with a Tridium solution. The JCI FX...

    I would go with a Tridium solution. The JCI FX comes with the N2 from JCI. You can get a N2 for the Honeywell Webs. With the Fieldserver you will still need a workstation to give the Web interface....
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    It is likely the Nae does more than just put data...

    It is likely the Nae does more than just put data on the ethernet. The NAE may be doing scheduling, trending and contain control logic to make the system work. The NAE may also be providing the...
  38. Replies
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    417

    Opinion here... I prefer cascade control. Zone...

    Opinion here... I prefer cascade control. Zone loop resets the DA setpoint. The DA loop controls the valves.
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    420

    So trane connected to the AHU with LON? Then made...

    So trane connected to the AHU with LON? Then made a px view available to the Web?

    They did not create N2 points to output the points to a N2 bus?

    Using the web browser interface you should be...
  40. Replies
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    401

    Google returned http://www.walkersys.com/

    Google returned
    http://www.walkersys.com/
  41. Replies
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    298

    kele lists a Wika A2G-10-CP10 that may be what...

    kele lists a Wika A2G-10-CP10 that may be what you need. Disclaimer, Of course this info is worth exactly what you paid for it.
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    You could limit the duration of their override. ...

    You could limit the duration of their override.

    Use the facets of the point. Under Key Type in "maxOverrideDuration" , under type select "RelTime", under value select the time value you wish.
    ...
  43. Replies
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    586

    The JCI driver does control the output directly....

    The JCI driver does control the output directly. maybe the driver you have does not. I think there is something special about the output overrides, like the point is put on hold first then the...
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    586

    What is the supervisory system? Another method...

    What is the supervisory system?

    Another method to try would be to link a Digital Constant to the Digital output using the GX tool. Then map and command the constant from the supervisory. The...
  45. Replies
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    586

    So you used GX9100 to view the "data" for the...

    So you used GX9100 to view the "data" for the output? That is where you would see if the source is really blank. Do not just rely on the picture in the GX tool.

    I was going to ask what type of...
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    Ditto

    Ditto
  47. Thread: JCI LON

    by billcontrols
    Replies
    2
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    514

    I am not sure if they will work, but you can try...

    I am not sure if they will work, but you can try the LX plugins that are on the FX workbench disk or download.
  48. Replies
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    2,362

    Do not discount the JCI FX bidder. If they have...

    Do not discount the JCI FX bidder. If they have the experience and technical ability, the JCI FX Tridium solution may be the best route. The FX is supplied with the N2 driver for all the older...
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    Yes I fix it, but I can't remember what worked. I...

    Yes I fix it, but I can't remember what worked. I think I upgraded to the new (at the time) release of workbench and then installed the wizards. Not sure. There have been a couple of releases newer...
  50. Ditto on the Java problem. If you can keep the...

    Ditto on the Java problem. If you can keep the Java old and out of date that is the simplest solution (maybe not the best solution). If you can not keep the old Java, the FX20 will need an update....
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