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Type: Posts; User: zzip7

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  1. Replies
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    Fair. In my world, I would not accept a system...

    Fair. In my world, I would not accept a system that drops regularly, and I would definitely not expect my customer to accept it.

    I guess in this case my thought is that it means the wire isn't...
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    We looked at the option of re-running, but it's a...

    We looked at the option of re-running, but it's a wood frame building with a lot of drywall and some of the network runs go through the slab and up into the walls and are stapled to the studs. The...
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    BACnet MS/TP + Bad Wire, will it work?

    I am looking at doing a project in a pretty small building with about 35 devices on a daisy chain network. The existing system is using canbus on a run of crappy 18AWG solid unshielded wire (probably...
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    Thanks for the responses. It will be one...

    Thanks for the responses.

    It will be one stroke daily, no modulation required. They did not request potable water valves as they're being installed on a seperate DCW feed from the building potable...
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    Butterfly control valves on DCW

    I have an interesting project where the consultant has a drain flushing system for a special area of the facility. Each zone is specified to have a 2" butterfly valve on a DCW line that feeds the...
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    Yeah the new one is supposed to come later this...

    Yeah the new one is supposed to come later this year. From what I heard it is going to be wifi instead of bluetooth and will also include a USB port to connect to the newer hardware that no longer...
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    I think these will be in pretty high demand now....

    I think these will be in pretty high demand now.
    Delta is no longer able to manufacturer them and are completely sold out of their old stock as of a couple months ago, so if you get one, hold on to...
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    Amazing stuff there.

    Amazing stuff there.
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    Unusual damper motor

    I was working on some EH Price damper diffusers and we wanted to take control of the damper motors directly. So we bypassed the board and just controlled the 24VAC motor via the open/close and ground...
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    Yup... As the controls guys we are there to drop...

    Yup... As the controls guys we are there to drop those questions quite often, since it seems that we're the ones who have to plan out how all the different parts are actually going to work together. ...
  11. I've worked on plenty of the old Delta Controls...

    I've worked on plenty of the old Delta Controls sites from the late 80s early 90s that are still running on the old coax network. They all still work without issue, it's been really hard to convince...
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    There haven't been any real changes in the...

    There haven't been any real changes in the building configuration or layout since it was build. It's a municipal rec centre with a large gymnasium, fitness centre, and a small admin office area. The...
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    That's what I have done for now while they go...

    That's what I have done for now while they go back to the drawing board on this, because people are freezing in the building. I am only able to run 2 continuously, but this doesn't work as due to the...
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    There is glycol in the system, but the units see...

    There is glycol in the system, but the units see a ~20F deltaT across their coils. So I think the issue is that when the loop supply temp gets down around 35F or less the temp is around 15F by the...
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    Yeah this is what I thought. There is was some...

    Yeah this is what I thought. There is was some talk of getting me to program the controls to prevent more than 2 of the 5 heat pumps from running at once, but that doesn't really seem like it's going...
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    "Charging" Geothermal Field

    I'm doing the controls on a geothermal upgrade project that we've just completed. This was the replacement of 25 year old heat pumps and associated mechanical equipment on an original 90s geothermal...
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    This is also a Delta site, and yes we seem to...

    This is also a Delta site, and yes we seem to have fixed the issue. I talked to multistack tech support and they suggested trying the firmware update. It has been working since, so I guess I'll just...
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    Delta standard is definitely 10K3. But most...

    Delta standard is definitely 10K3. But most sensors can be made to work on Delta panels with the custom AICs as kontrol mentioned.
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    Chances are you could, but the Delta router...

    Chances are you could, but the Delta router (DSM-RTR) is a programmable controller as well as a router so I could contain common variables that are referenced in the subnet device programs. It all...
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    pCOweb Goes Offline Randomly

    I have a Multistack chiller with a pCOWeb BACnet/IP interface that goes offline every few days requiring a reboot to get it back.

    It was working just fine for the last 2 years since the chiller...
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    Thanks all. I was hoping to go the "switch to...

    Thanks all. I was hoping to go the "switch to MS/TP" route because that will allow us to keep both old and new running together on the same bus during the transition. So I'll do some testing with...
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    Replace ALC VAV System

    I have a project replacing an ALC control system on AHU/VAV system. There is an LGR25 that runs an ARCnet network for all the other equipment. The main AHU is split across multiple SE6166 controllers...
  23. This has been my solution to all idiot...

    This has been my solution to all idiot startup/equipment reps. Usually gets results eventually. Arguing with them never works.
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    The main purpose is probably to get the MS/TP...

    The main purpose is probably to get the MS/TP over to Ethernet, but often the main system schedules or master control variables are in that panel. But it all depends on how it was programmed. Also,...
  25. Thread: ECM Motor CT's

    by zzip7
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    We always use the analog transducers with a 0-5V...

    We always use the analog transducers with a 0-5V output with no issue. (RIBXKTV5-10)
    Just need to adjust the trip point in software as needed, I've had some small ECM fans that only show just under...
  26. Thread: Delta DSM-RTR

    by zzip7
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    If you have ORCAview the built in F1/help files...

    If you have ORCAview the built in F1/help files are pretty good. The BACnet settings would be in the DSM-RTR's NET1 object and the IP settings would be in the IPS1 object.
  27. Thread: Delta DSM-RTR

    by zzip7
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    Yeah, you'll need either the older ORCAview...

    Yeah, you'll need either the older ORCAview software or the current enteliWEB software. Be aware that if you use ORCAview the software and firmware versions must match.
  28. It's on the User/Password dialog before you login...

    It's on the User/Password dialog before you login to the software.
  29. You can use ORCAview with BACnet/IP just choose...

    You can use ORCAview with BACnet/IP just choose the correct option under the advanced menu on the login dialog.
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    No problem, that may be correct. I couldn't...

    No problem, that may be correct. I couldn't remember if I had tried ORCAview/eWEB with the adapter. I definitely have used YABE and the wireshark mstp plugin with it though. It can be a great way to...
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    As long as the adapter shows up directly as a COM...

    As long as the adapter shows up directly as a COM port in Windows and gives the rs485 packets unaltered to the software it should work for you. I've got a generic Amazon rs485/rs422 adapter that I...
  32. Delta's newer v4+ software all requires license...

    Delta's newer v4+ software all requires license activation for every machine it is installed on. You will need to purchase your own copy from them.

    Also, FYI, the current version is 4.15. I would...
  33. Thanks for all the info. It's much appreciated,...

    Thanks for all the info. It's much appreciated, especially the warnings about the risk of upgrading them.

    I'm leaning towards this being the power issue since it seems that when it happens...
  34. They are all version 5.3.0.2200, building was...

    They are all version 5.3.0.2200, building was built around 2012.
    I tried today on one that was offline and no luck connecting with PCT. Usually the error light is flashing and we get a flashing...
  35. Frequent lockup issues with JCI-FX controllers

    I have a site with ~100 JCI FX controllers (mix of PCG and PCV). Lately we have been having more and more issues with the controllers locking up. It seems every 2 weeks or so a couple have locked up...
  36. Thread: Delta Orca View

    by zzip7
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    Usually the only reason an output would be in...

    Usually the only reason an output would be in fault is because you created an output # that does not exist on the physical controller.

    What controller are you using and what is the BO instance...
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    I don't have the wiring spec on hand for that old...

    I don't have the wiring spec on hand for that old system. But I remember it is definitely MS/TP, and from what I recall, the CAT5 cable will contain the same MS/TP lines twice. One +/- in one...
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    I don't remember the exact pinout of the service...

    I don't remember the exact pinout of the service port but just so you know it's basically just connected on the circuit board to 24VAC/GND and Net+/- on one of the network ports on the controller.
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    An interesting thought. There might be a way to...

    An interesting thought. There might be a way to get it to work but the connect/disconnect of the bluetooth probably won't work and the pinout of the cable is different. You may be able to make your...
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    If you aren't able to get the Delta tool, any usb...

    If you aren't able to get the Delta tool, any usb to RS-485 converter can be wired to work with the Delta controller service port and ORCAview.
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    That might be right actually, the Trane guy had...

    That might be right actually, the Trane guy had said something about unplugging that board. I might give it a try next time I'm onsite.

    I think the startup tech actually did test run the unit just...
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    That is 100% true. It took a couple days of...

    That is 100% true. It took a couple days of troubleshooting with the startup tech just to get the single stage gas to fire on them.... Meanwhile we got each of the smaller (direct 24V controlled)...
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    Yeah, from reading the IOM that is exactly what I...

    Yeah, from reading the IOM that is exactly what I want. Does Trane have to reprogram the board to change it or is there a simple dip switch/BACnet setting change?
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    It's a new building, so they've been ordered this...

    It's a new building, so they've been ordered this way from the get go. I starting to realise that this in not the sequence that the units should have been ordered with.

    About half the units are...
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    Trane Precedent RTU - BACnet Control

    I've got a couple of these RTUs on a site which were apparently set up at the factory for VAV operation. We've had a lot of trouble getting them to work. I talked to the Trane tech and put the...
  46. I think most of the major controls vendors do...

    I think most of the major controls vendors do offer a UL 864 products. I know most of the Delta stuff I work with is available in UL 864 versions. Of course for more $$$.
    ...
  47. Thanks for the responses. Yes I know a lot of...

    Thanks for the responses.

    Yes I know a lot of these solutions are bandaids, but the customer doesn't have the budget for anything else.

    The static pressure is about 100psi at level 5 and 30psi...
  48. Issues with loop pressure, mixed pneumatic and DDC

    I've got a 16 floor office tower with VAV reheats. Due to budget restrictions, controls upgrades are being done floor by floor over several years. Currently the top 3 floors are DDC with new ball...
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    There are definitely applications for poe and I...

    There are definitely applications for poe and I have seen them used for specific reasons with special customers, but I think it will be a long time before that's the norm.

    Examples:...
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    There is a weather add-on for enteliWEB that you...

    There is a weather add-on for enteliWEB that you can get from Delta. I haven't used it myself but I've heard it works well. I believe it updates the forecast temperatures to AVs on the network which...
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