Search:

Type: Posts; User: Mr_Greenjeans

Page 1 of 2 1

1. Thread: What does "A.C.P." mean?

by Mr_Greenjeans
Replies
8
Views
1,194

I like that better than what I made up before -...

I like that better than what I made up before - how about Amps, Circuit Protection?
2. Thread: What does "A.C.P." mean?

by Mr_Greenjeans
Replies
8
Views
1,194

Dunno. I have done commissioning, and have never...

Dunno.
I have done commissioning, and have never run across that. A WAG is A.C. Power?
which would be in watts, volt-amps, or horsepower. any of those missing from the nameplate?

nothing here
3. Thread: PSU Central Pennsylvania

by Mr_Greenjeans
Replies
0
Views
361

PSU Central Pennsylvania

Systems Design Specialist

Campus/Location:
University Park Campus

Work Unit:
Office of Physical Plant
4. Thread: contradiction between school and these forums

by Mr_Greenjeans
Replies
26
Views
1,851

Think of it more, when the air starts moving....

Think of it more, when the air starts moving. Velocity pressure can be measured anywhere in the duct run. though some locations sample more accurately than others.
5. Thread: contradiction between school and these forums

by Mr_Greenjeans
Replies
26
Views
1,851

cost / flexibilty You are right. the Velocity...

cost / flexibilty

You are right. the Velocity in that larger duct will be less. Friction losses would be less? I don't know how significant.
6. Thread: contradiction between school and these forums

by Mr_Greenjeans
Replies
26
Views
1,851

Alright, I do not know the formulas. Look at it...

Alright, I do not know the formulas. Look at it this way:

If you have a fixed fan blowing into a blocked-off piece of ductwork, the fan power will be down (Amp-draw / electrical current in...
7. Thread: contradiction between school and these forums

by Mr_Greenjeans
Replies
26
Views
1,851

Eh? I don't know about Newton, but I have...

Eh?

I don't know about Newton, but I have restricted an outside air damper, in order to increase velocity, and therefore turbulence, in the mixing box of a large AHU with stratification issues...
8. Thread: How would you prepare, and educate yourself for controls?

by Mr_Greenjeans
Replies
96
Views
9,629

This will be too quick... Build your own at...

This will be too quick...

Build your own at home. Find something to automate. It sounds expensive, but it doesn't have to be. There are take-outs around that are not obsolete.

licensing is...

by Mr_Greenjeans
Replies
4
Views
1,078

Pixburgh? You can't ride the Incline. ...

Pixburgh?
You can't ride the Incline.

Seriously, is MS/TP BACnet?, American Automatrix PUP? Arcnet? Something to do with a social networking website? ur Blackberry?

We aren't seeing it.
10. Thread: Johnson Metasys/CCT state tables

by Mr_Greenjeans
Replies
15
Views
1,623

We did get an answer to our email, and all of the...

We did get an answer to our email, and all of the above is exactly correct. The State table was not used. He used a couple of 'Command Hierarchy's here and there. So, as long as we don't try to view...
11. Thread: Alerton integration into JCI NAE

by Mr_Greenjeans
Replies
9
Views
841

Bad doo doo How did you find them?

How did you find them?
12. Thread: Niagara R2 Supervisor not starting up

by Mr_Greenjeans
Replies
2
Views
441

licensing? The license was tied to the machine....

licensing? The license was tied to the machine.
It seems to be complaining about a class, though.
do you have the right version installed?
13. Thread: UPS Battery Monitoring

by Mr_Greenjeans
Replies
12
Views
955

What size UPS are we talking about here - self...

What size UPS are we talking about here - self contained, or the kind with a battery bank?
14. Thread: Tech Tip: The Right Way to Strip Communication Wire for Building Automation Controls

by Mr_Greenjeans
Replies
17
Views
1,691

sorry, if you can't strip it/fixit with teeth and...

sorry, if you can't strip it/fixit with teeth and fingernails, you are no good technician.

been there, done that, anyway - also gotten laughed at for soldering stranded wire onto an EOL resistor...
15. Thread: UPS Battery Monitoring

by Mr_Greenjeans
Replies
12
Views
955

Mesta Electronics...

Mesta Electronics is a link.
16. Thread: UPS Battery Monitoring

by Mr_Greenjeans
Replies
12
Views
955

I am going to shoot from the hip, and disagree...

I am going to shoot from the hip, and disagree about your typical UPS (esp. APC,) - they do not do a battery test, even though they are able to communicate a variety of status info. Look specifically...
17. Thread: Need list of companies that hire HVAC Tech's for travel Nationwide.

by Mr_Greenjeans
Replies
14
Views
2,303

What is the norm for Big Box stores - Lowes, Home...

What is the norm for Big Box stores - Lowes, Home Depot, Walmart, Sam's Club, Target, Wegmans, Kohls, Staples, JC Pennys, Sears, etc. Do they have their own crew, or hire local contractors?
...
18. Thread: Alerton integration into JCI NAE

by Mr_Greenjeans
Replies
9
Views
841

JCI seems to do some proprietary stuff on the...

JCI seems to do some proprietary stuff on the BACnet wire (between it's own). Alerton may choke on that. We have Alerton on a separate UDP port (not 47808 / BAC0). That way Alerton doesn't have to...
19. Thread: Staefa PC-Tool RJ11 to DB9 cable

by Mr_Greenjeans
Replies
4
Views
609

I think you might have the right thing, it is...

I think you might have the right thing, it is actually an RJ-25, which is the same size as an RJ-11, but uses all six positions/conductors.
RJ-45 is eight positions.

show me the diagram, and I...
20. Thread: Staefa Controls

by Mr_Greenjeans
Replies
16
Views
2,887

But non-networked.

But non-networked.
21. Thread: Staefa Controls

by Mr_Greenjeans
Replies
16
Views
2,887

SCS-Unico

For others reference, it is a room temp sensor with integral controller.

PDF attached.
361151
22. Thread: Finding all trended points in an Insight panel

by Mr_Greenjeans
Replies
6
Views
366

I doubt this will be of much help, but if I...

I doubt this will be of much help, but if I recall, this should be pretty straightforward as a report.
you can do a select with wildcards in a pop-up screen. (drumsticks come to mind, but it is all...
23. Thread: BACnet: Free open source webserver and toolkit

by Mr_Greenjeans
Replies
41
Views
6,141

k, thanks
.ja.
24. Thread: BACnet: Free open source webserver and toolkit

by Mr_Greenjeans
Replies
41
Views
6,141

you are welcome, keep at it! thanks, it is...

you are welcome, keep at it!

thanks, it is good to see the enthusiasm.

Jim A.
25. Thread: BACnet: Free open source webserver and toolkit

by Mr_Greenjeans
Replies
41
Views
6,141

java.lang.IllegalArgumentException: No...

java.lang.IllegalArgumentException: No implementation of method: :bacnet->clojure of protocol: #'bacure.coerce/BacnetClojure found for class: com.serotonin.bacnet4j.type.constructed.CovSubscription
...
26. Thread: BACnet: Free open source webserver and toolkit

by Mr_Greenjeans
Replies
41
Views
6,141

we must be having BEEts for dinner

we must be having BEEts for dinner
27. Thread: BACnet: Free open source webserver and toolkit

by Mr_Greenjeans
Replies
41
Views
6,141

we must be having beets for dinner

we must be having beets for dinner
28. Thread: BACnet: Free open source webserver and toolkit

by Mr_Greenjeans
Replies
41
Views
6,141

No Joy

Screen capture: 360711

tried it, got the splash screen, but not far from there...

Received unimplemented vendor service: vendor id=24, service number=3, bytes (with context...
29. Thread: Automated Logic- Device Instance

by Mr_Greenjeans
Replies
17
Views
1,696

Although not impossible, Modbus is not likely to...

Although not impossible, Modbus is not likely to be available as it is currently an optional integration driver (on LGRs), and there would be no advantage as far as programming time.

I don't know...
30. Thread: Automated Logic - Trends - BACnet?

by Mr_Greenjeans
Replies
0
Views
394

Automated Logic - Trends - BACnet?

Was part of: Automated Logic- Device Instance

I agree, but you cannot assign permanent Object IDs to trend wires, which means they are subject to change if the program is updated. That is a...
31. Thread: Automated Logic- Device Instance

by Mr_Greenjeans
Replies
17
Views
1,696

Not calculate, no. We do combine that kind of...

Not calculate, no. We do combine that kind of information to assign the device ID, but it is manually done according to our standard.
I was initially a bit confused, I think you meant network...
32. Thread: Automated Logic- Device Instance

by Mr_Greenjeans
Replies
17
Views
1,696

The ALC trend 'wires' are not BACnet trends....

The ALC trend 'wires' are not BACnet trends. Collecting trends into a server is proprietary.

Yes, BACnet objects would have to be exposed ("Network Visible" checked). Under BACnet configuration...
33. Thread: Johnson Metasys/CCT state tables

by Mr_Greenjeans
Replies
15
Views
1,623

Since this occurs with only certain programs on...

Since this occurs with only certain programs on two different machines, we will not be re-loading CCT. We have cleared the java cache, and the IE cache. I don't know that we have the 5.3.2 patch, we...
34. Thread: Johnson Metasys/CCT state tables

by Mr_Greenjeans
Replies
15
Views
1,623

I did restart the machine, I do not update java...

I did restart the machine, I do not update java (the machine is dedicated), we have duplicated the problem with certain programs (not all) uploaded fresh from FECs on to at least two CCT machines.
...
35. Thread: More stupidity from the People Republic of NY

by Mr_Greenjeans
Replies
95
Views
4,785

Don't worry, apparently it is illegal for the...

Don't worry, apparently it is illegal for the cops, too.
36. Thread: Gun Confiscation

by Mr_Greenjeans
Replies
309
Views
16,247

I am thinking I would have to look at russian...

I am thinking I would have to look at russian dash-cams to get pictures.

This is the one I was trying to find:
...
37. Thread: Gun Confiscation

by Mr_Greenjeans
Replies
309
Views
16,247

Left coast, in a school zone: ...

Left coast, in a school zone:

http://abclocal.go.com/kgo/story?section=news/local/east_bay&id=8840796
38. Thread: Gun Confiscation

by Mr_Greenjeans
Replies
309
Views
16,247

http://www.dailymail.co.uk/news/article-2220276/Ca...

http://www.dailymail.co.uk/news/article-2220276/Cardiff-hit-run-Toddler-catapulted-air-caught-father-driver-mows-FOURTEEN-people.html

Oh. Wrong country. My bad.
39. Thread: Mechanical air flow switch or current transducer for fan proof?

by Mr_Greenjeans
Replies
36
Views
6,313

doh

Now that I think about, most of our drives are specified with bypass. That is how I was convinced to add the separate, external CT. If somebody set it to bypass, we can tell it is running full-tilt...
40. Thread: Mechanical air flow switch or current transducer for fan proof?

by Mr_Greenjeans
Replies
36
Views
6,313

Yeah, it's like calling anything hanging on the...

Yeah, it's like calling anything hanging on the wall a 'stat. I know better. It's just more quicker.

.ja.
41. Thread: Johnson Metasys/CCT state tables

by Mr_Greenjeans
Replies
15
Views
1,623

This is on an FEC, with IOM's connected for...

This is on an FEC, with IOM's connected for expansion.

The exception starts out like this:

java.lang.NullPointerException
at...
42. Thread: Stafa mixed air sensor

by Mr_Greenjeans
Replies
5
Views
480

Siemens bought Staefa, then discontinued Smart II...

Siemens bought Staefa, then discontinued Smart II and brought us Talon to the dealer channel.

An option we like is to buy a sensor of your choice, matched with a 4-20ma transmitter. A 250 ohm...
43. Thread: Mechanical air flow switch or current transducer for fan proof?

by Mr_Greenjeans
Replies
36
Views
6,313

I would be wary of the status relays on the...

I would be wary of the status relays on the drive, without profiling the current, you won't be able to tell if a belt broke, etc. (or you might not care). In general, we don't care.

I agree,...
44. Thread: Mechanical air flow switch or current transducer for fan proof?

by Mr_Greenjeans
Replies
36
Views
6,313

'Cause I lost that battle to politics. We mostly...

'Cause I lost that battle to politics. We mostly have ABB ACH-550s, and they all have it. But, to standardize, since there are old Grahams out there, and tiny new japanese drives that come in on...
45. Thread: What do you want from a new trainee ?

by Mr_Greenjeans
Replies
11
Views
540

Teach them that a closed contact and an open...

Teach them that a closed contact and an open valve both let the current flow. My head 'bout exploded when those two ideas collided. I blame George Westinghouse for that beauty. Plumbers came first.
...
46. Thread: Mechanical air flow switch or current transducer for fan proof?

by Mr_Greenjeans
Replies
36
Views
6,313

Just wanted to say that this type does work well...

Just wanted to say that this type does work well enough for fans without VFDs. right price range.
47. Thread: Mechanical air flow switch or current transducer for fan proof?

by Mr_Greenjeans
Replies
36
Views
6,313

Leave existing, working DP's in place. This a...

Leave existing, working DP's in place. This a digital, or binary signal. Best for flow proof, especially with a VFD.

Current switches (binary) marketed to work with VFD's are a PITA, IMHO. Please...

by Mr_Greenjeans
Replies
7
Views
1,138

Although I would shoot for the location with the...

Although I would shoot for the location with the biggest risk (say, an elevator penthouse, or a fan in a doghouse) and then install a solid ground conductor; in your case it may not matter much, so...
49. Thread: Johnson Metasys/CCT state tables

by Mr_Greenjeans
Replies
15
Views
1,623

The vendor. We do have an email request into the...

The vendor. We do have an email request into the branch. We have a unique arrangement, where we are a 'dealer' for our own stuff. I am not hacking.

It does not matter what we add into the state...

by Mr_Greenjeans
Replies
7
Views
1,138

If you have it to use, it won't hurt. Think...

If you have it to use, it won't hurt. Think surge suppression - it isn't going to fix any problem you have right now, but, it might put a damper on nearby (not direct) lightning strikes. I would...
Results 1 to 50 of 63
Page 1 of 2 1