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Type: Posts; User: Mr_Greenjeans

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

by Mr_Greenjeans
Replies
8
Views
1,058

### 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
1,058

### 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
302

### PSU Central Pennsylvania

Systems Design Specialist

Campus/Location:
University Park Campus

Work Unit:
Office of Physical Plant

by Mr_Greenjeans
Replies
26
Views
1,689

### 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.

by Mr_Greenjeans
Replies
26
Views
1,689

### 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.

by Mr_Greenjeans
Replies
26
Views
1,689

### 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...

by Mr_Greenjeans
Replies
26
Views
1,689

### 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
8,718

### 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
990

### 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
1,409

### 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...

by Mr_Greenjeans
Replies
9
Views
752

### 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
370

### 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
815

### 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
1,486

### 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
815

16. ## Thread: UPS Battery Monitoring

by Mr_Greenjeans
Replies
12
Views
815

### 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
2,045

### 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?
...

by Mr_Greenjeans
Replies
9
Views
752

### 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
546

### 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...

by Mr_Greenjeans
Replies
16
Views
2,463

### But non-networked.

But non-networked.

by Mr_Greenjeans
Replies
16
Views
2,463

### 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
327

### 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
40
Views
5,041

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

by Mr_Greenjeans
Replies
40
Views
5,041

### 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
40
Views
5,041

### 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
...
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