Type: Posts; User: stuckagain
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I go by the general rule of thumb of
400 C.F.M. per ton of cooling
with forced air residential gas heat The motor operates at a lower speed.
I receive issues over using medium or the low speed....
They have had a tech here already to try to commission the ABB V.F.D. model #ACH 550
Problem is that it is driving a Baldor Permanent magnet motor
This drive is very common and reliable, but
I have a Kele 231 differential pressure transmitter
that outputs analog signals 0-10V.D.C and 4-20mA
I use these controllers often.
I am looking for a small device that inputs 0-10V.D.C and 4-20mA...
I use to call them pivot or mousetrap relays.
If I recall that is a relay where the contact arm can be (neutral),where it will not touch neither the right normally open nor the left normally open...
I would think this more an H.V.A.C. item, but I got the task because they said it is a controls item.
There using them in a the condensate pans on HVAC units,as high level switches to shut off the...
I take that to mean the supply line starts at the pumps and the return line ends at the pumps.
The P.E. is filling me in they are doing this for energy conservation.
it looks as if they want to run...
Have a Kele ,differential pressure transmitter,two acurate gauges are right next to the sensor, outputing an accurate signal
to three Condenser water pump V.F.D. 's
The sensor and pumps are...
Veris. Great ,forgot all about them, I wired and configured a few of their electric meters for a sub metering project.They do have good products.
This Energy rating is keeping us busy.
Our utility meters provide additional kWh consumption by way of a pulse output (dry
contact relay closure).
We have both screw terminals and Ethernet ports on the Meter output card .
I want To...
FHP not to helpfull even though we have over 20 of these units
Looking for any technical manuals (PDF. great )
for Florida Heat Pump model # EM210-4VTC-FBT
These units were purchased in 2004...
I am looking for the Carrier Comfortview PDF. manual that specifically deals with the
C6400 controller algorithms , their names,description and their programmable parameters.
I went to the...
Thanks Control Man
That was the one.The stat was set for Milli amps and the valve is 0 -10 Volts D.C.
I have an Invensys non programable digital wall T-Stat, heating only
The model # TA 168 -005
I am looking for literature I need to know how the dip switches are configured.
I think it is...
Pneumatic controls are still around and are not fully going out just yet.
I work in sites where they incorporate Pneumatic controls with digital controls.
As far as what is better? I think they are...
I have two Simplicity SIMLXIN16 Lighting control panels by Hubbell.
Unfortunately, the hand held keypad interface is missing. (Och)
We are manually turning them on and off.
I gather this is...
They are life savers.
You have a homeowner who has an existing T-87 stat (Yo Yo).
They want an energy saving programmable digital stat.
The only problem is that they do not have that fifth wire...
Bingo! That's the one.Took a second look at the tag
to see if i had it wrong, but they left out the word "aire"
I guess they were in a hurry when they were stamping the tags.
Thank you, will...
No results on the web.
Looking for a cut sheet for some steam fan coil units made by
Powered Inc.,Mod #Ced2 -72,that is all we can get off the units. Owner has no paper work . Do not know if that...
I heard two people tell me this.I wanted to clarify that the new FX-60 and 20 JACE's have eliminated the serial tunneling service for BACNET and N-2 devices???
Second I am not near the software,...
It may be time to upgrade to an FX .
If you are connected to some type of server you can re-route N-30 alrms to the server. This way you will have some sort of archive.
Battery status, CPU...
What distinguishes a Bound label binding from other types of bindings
What distinguishes a a Bound label widget from other widgets
If I am connected to a JACE through a station connection Web...
That is interesting.It could be a psychological thing.Not saving much money, but
prevented the big bad contractor from trying to sell me something I do not need.
Can you give me a name of the...
Was at a job today with Johnson 5 or 6 N-31's and a Facilitator.
They are all working.I told the customer rep. that they will have to be eventually upgraded to an FX .The customer was insistent...
That is the one, Thank you
I can safely guess that I can now order this part through my
I want to calibrate a Modus Instruments Static pressure sensor
#03031256 11- 32 V.D.C. In 4-20 ma Out
Before I make any adjustments I would like to look at literature pertaining to this.
Today I was talking with a couple of control techs.After talking with them I can not complain.
I am lucky that my company ,although the work is not always pleasant, provides us with a pension and...
If the Oracle database tool has over 50 Percent of the market.
Why does Carrier, Johnson and Honeywell all favor the
Microsoft SQL server software for storing data?
Thats great info.Is there a general URL?
I have a few other controllers that I am looking for simular documentation
Great Job guys
I did not want to touch it unless I had the proper material,I cannot find any info for Powers Landis on the web.I have a few of their controllers.
If I recall Siemans Purchased Powers/Landis a while back
I am looking for calibration info for a Powers pneumatic controller Date 2005
Part #357-0001.Appreciate any guidance in the right direction...
I have to go to a school site that has the Johnson controls Network Control Modules NCM I worked with them some ten years ago, and I must say I forgot a bit.If I recall I was using line code
I need alittle brush up.I saved a GX program with the DDL file options showing all items
How do I view the ddl files?They are not showing up on the open file dialog box when I select "all files...
I think this is the correct forum to ask this.I have three 15,000 C.F.M. Air handlers unit about 30 ton capacity.There is outdoor return /air mixing dampers
then there is a Filter Rack (high...
At a warehouse site I found an FX-40 with Johnson controllers (N2 bus).They also have some ,Honeywell Excell controllers,up and working good.They like the FX 40 and the associated graphics.Today I...
I have two Johnson Controls N30's
Little by little I am phasing them out with NAE's
In the mean time I wanted to replace some Johnson UNT's
with some FX-07 controllers on the N30 network
I get hit with this on Friday afternoon.I can not point fingers at people for ovious reasons.With certain projects,you have to demonstrate to people that the equipment is up to specs, before you...
At a small commercial site
I have a Johnson F-40 connected to an ethernet network.The N-2 network is performing fine through out the site..The FX can communicate with all the D-X and FX field...
I may not understand the question,but I will give you what I think you are asking.
The 24 V.A.C. common(-) wire and The 2-10 V.DC. Common (-) wire are both connected to the 24 V.A.C. (-) common...
I have an Johnson Controls NAE-35 and three Johnson DX-9100 controllers.
I want to integrate Two McQuay AC units with MicroTech 2 Processors into the existing Johnson N2 network..Is there a...
I am hearing a lot about these systems lately.
I gather they use an R-123 chiller with glycol to,freeze water
In the off peak, and then run chill water through the ice during the day.
OK Some great replies.
What I would like to do,for instance,is in one of our schools I have a DX with
A.I. 1 - outside Air temp.
A.I. 2 -Boiler water temp.
D.O. 1- Enable boiler
A.O. 1 -analog...
Wow, I can see why they are hesitant about sending everyone in my company
For Johnson FEC training.
Am I right or wrong?From the documentation that I was briefly looking at, it seems that
Goiní over the documentation.
My company is considering taking on the FEC controller product line with existing site's NAE. Phasing out existing DX ,VMA1400ís and UNTControllers.Certain clients...
Okay, I was reading about the user Graphic tool. It seems it has the tools for creating and binding graphics.
Is the UGT embedded in the NAE or do I need to use the SCT ?
Will the NAE support the...
This is great news.
Now I have one more question.I have a couple of Alerton systems, I used the microsft Visio software to "bind" a commandable point to a graphic element.
For instance I have a...
I have an NAE 35 at work
I wanted to add a graphics page to it,like our siemans system has.
I have photoshop and Visio.
I have a picture of a VAV
Can I do this with just using the Internet...
We lost power to the sever running Siemens Insight Ver3.8
This was a bad mistake ,we hit the wrong breaker
The engineer went to reboot the PC ,I do not think,they ever lost power to this server in...
I heard that a controls company in Long Island New York
called Thomas S. Brown Associates was looking for a control tech.
A worker ,who travels down there ,asked me if they were a union shop ?
On one floor I have about 20 of the following setups
I have one 75 VA Transformer operating three Johnson Controls
Each VMA has A Johnson actuator 0 to 10 volts on AO 1 (Boxheat)...
I found out by connecting it to a laptop computer
that he did not program it for integrated damper.
I changed it, and it works fine.No you do not need any air flow to test it.One
guy was correct...