Search:

Type: Posts; User: jeffk91467

Page 1 of 5 1 2 3 4

Search: Search took 0.01 seconds.

  1. Replies
    4
    Views
    724

    The power cycling to a VAV controller would not...

    The power cycling to a VAV controller would not erase the parameters in the controller.
    If I were you, I would write down all the data that you are entering in the T&B program. There should also be...
  2. Replies
    6
    Views
    749

    I just ripped a dozen PCM's, a bunch of TCM's and...

    I just ripped a dozen PCM's, a bunch of TCM's and a couple UPCM's out for a project. Send me an e-mail if you are intersted.
  3. Replies
    57
    Views
    15,194

    As far as bacnet tools, Polarsoft's Bacnet Quick...

    As far as bacnet tools, Polarsoft's Bacnet Quick Test is probably the best tool I have used for integration. Price is reasonable. It supports Bacnet/IP , Bacnet/Ethernet and MSTP. It allows...
  4. Replies
    9
    Views
    1,022

    I have seen some issues of integrating to Johnson...

    I have seen some issues of integrating to Johnson thru their NAE's. Mainly the problemwas what you are describing, you may write to a point thru the NAE, but what the Johnson controls are doing may...
  5. Replies
    43
    Views
    3,577

    My main suggestion's for an owner/engineer...

    My main suggestion's for an owner/engineer looking to try to keep a bacnet site simple to integrate from one vendor to another.
    1) Anyone who has a system being installed would need to expose all...
  6. Thread: Find a wire

    by jeffk91467
    Replies
    2
    Views
    563

    I would try looking at the factory footage...

    I would try looking at the factory footage marking on the wires. It may not find the exact wire but it could help you narrow it down.
    If you know the start and end footage markings, you might be...
  7. Replies
    10
    Views
    2,069

    When you refer to Hydro, I am assuming you mean...

    When you refer to Hydro, I am assuming you mean the ION Enterprise server.
    The ION Enterprise server is probably getting its data from a Modbus/IP gateway that is in turn hooked up to meters thru a...
  8. Replies
    10
    Views
    2,069

    The ION meters I have dealt with in the field...

    The ION meters I have dealt with in the field supported Modbus over RS485. I am not sure if the meters you are trying to integrate have this option, but it would probably be simpler than using OPC. ...
  9. Replies
    7
    Views
    3,906

    I am currently having issues with a few of the...

    I am currently having issues with a few of the Modbus points.
    The Chiller Fault Codes point read from register 40017 does not update if the chiller is in alarm. Also the Chiller Operating Mode point...
  10. Replies
    22
    Views
    1,772

    Johnson's automotive parts division is losing...

    Johnson's automotive parts division is losing more than $200 million so far this year. They are also Chryslers third largest creditor and one of GM's largest suppliers, both who just declared...
  11. Replies
    10
    Views
    3,483

    Hey Jorgas, When I was using a software command...

    Hey Jorgas,
    When I was using a software command to start/stop the drive, I was writing an integer value (SINT) to register 40001. Our Modbus Interface software also allows us to write to a specific...
  12. Replies
    4
    Views
    668

    Go to http://www.chipkin.com/cas-bacnet-explorer/...

    Go to http://www.chipkin.com/cas-bacnet-explorer/
    and download demo. (Not a big fan of the Chipkin program, I would recomend buying Polarsoft's Bacnet Quick Test program if you are going to be doing...
  13. Replies
    5
    Views
    718

    I would be interested in purchasing the whole...

    I would be interested in purchasing the whole lot. If you can send me an e-mail with your contact information, I could give you an offer.
    Thanks
  14. Replies
    19
    Views
    4,465

    Yes, the network is daisychained. One thing to...

    Yes, the network is daisychained.
    One thing to verify is the MAC address of the Jace MODBUS master. I am not familiar with JACE, but verify you do not have a duplicate address on the network. Also,...
  15. Replies
    19
    Views
    4,465

    For 2-conductor, we terminate term(29) B...

    For 2-conductor, we terminate term(29) B (Positive +), (30) A (Negative -) and terminate the shield to the screen terminal at the drive.
    The term (31) AGND is left open.
    For the ground wire, the...
  16. Replies
    19
    Views
    4,465

    I attached a list of all the modbus points you...

    I attached a list of all the modbus points you should need. The only points that are a little tricky are the modbus status word and the modbus control word. If you are going to use a modbus command...
  17. Never used this tool, but it sounds like it would...

    Never used this tool, but it sounds like it would do what you are looking for.

    http://www.idealindustries.com/products/test_measurement/circuit_analyzers/suretest_circuit_tracers.jsp
  18. Replies
    9
    Views
    630

    You are probably right about the brownouts being...

    You are probably right about the brownouts being the cause. The issue of the switches crashing seems to have become noticable in the last year or so. I was assuming that maybe the newer switches were...
  19. Replies
    9
    Views
    630

    The price on these seem reasonable. If they save...

    The price on these seem reasonable. If they save one trip to the customer site to reset a switch, it should pay off the extra cost.
    I never purchased the industrial switches before because I did not...
  20. Replies
    9
    Views
    630

    Bulletproof Ethernet Switches

    I have been having issues with newer ethernet switches built in the past couple of years. The problem is during a power brownout/or outage, once in a while the switch will stop operating. You then...
  21. Thread: RFP

    by jeffk91467
    Replies
    14
    Views
    1,185

    This is probably one of the better ways. Talk to...

    This is probably one of the better ways. Talk to local facilities people to get their feedback on the controls contractor's in your area. Then talk to the more highly recomended control's...
  22. Replies
    6
    Views
    1,770

    All devices should allow this. The default for...

    All devices should allow this. The default for some devices may be to set the BacnetDeviceID to whatever the dip switch/dial setting is that sets the MAC address, so they end up being the same...
  23. Replies
    6
    Views
    1,770

    Each Bacnet/MSTP device on the local MSTP network...

    Each Bacnet/MSTP device on the local MSTP network must have a unique MAC address and a unique BacnetDeviceID address.
    The Mac addresses can be duplicate on different networks. DeviceID's can not....
  24. Replies
    11
    Views
    3,497

    Try this as a workaround: Router #1 Internal IP...

    Try this as a workaround:
    Router #1
    Internal IP 192.168.1.10
    External IP 45.125.100.101
    Router #2
    Internal IP 192.168.5.15
    External IP 67.101.45.100

    In your BBMD tables, use the External...
  25. Replies
    2
    Views
    958

    Delta controls for sale

    We recently removed a bunch of Delta controls for a renovation. If anyone is interested in purchasing them, please e-mail me. They were installed approx 2 years ago. All the controllers were in...
Results 1 to 25 of 107
Page 1 of 5 1 2 3 4
Comfortech Show Promo Image

Related Forums

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