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Forum: Other Improvements 07-07-13, 02:30 PM
Replies: 14
Views: 13,083
Posted By damo
Got the motors (2 for 45$ :) ) They blow like...

Got the motors (2 for 45$ :) ) They blow like hell..

Still looking for cheap CO2 sensors. Anyone knows where to get them for good price? Store that AC Hacker linked don't have them anymore :(

I...
Forum: Other Improvements 06-23-13, 01:19 PM
Replies: 14
Views: 13,083
Posted By damo
Ac, 'dblc' is a typo, I meant 'bldc' which stands...

Ac, 'dblc' is a typo, I meant 'bldc' which stands for brushless dc motor.

These motor have 24v supply, control input (pwm or 0÷10V) and also tacho output so they are very easy to control. Inside...
Forum: Other Improvements 06-23-13, 06:59 AM
Replies: 14
Views: 13,083
Posted By damo
Hx will be ordered directly from manufacturer...

Hx will be ordered directly from manufacturer (http://www.klingenburg.de).

Fans are EC type and their input signal is either pwm or analog voltage (which is almost the same - filtering pwm gives...
Forum: Other Improvements 06-19-13, 02:32 AM
Replies: 14
Views: 13,083
Posted By damo
Hello again, in mean time I ordered some...

Hello again,

in mean time I ordered some parts for controller: Arduino Mega and temp. & humidity sensors DHT22. Still looking where to get a good deal on CO2 sensors, store from ACHacker's link...
Forum: Other Improvements 06-14-13, 03:52 AM
Replies: 14
Views: 13,083
Posted By damo
Hello, DHT22 are more accurate than DHT11...

Hello,

DHT22 are more accurate than DHT11 and a lot cheaper than Sensirion SHT. As I read they are stable, so some offset error is easily corrected by software.

Thanks for info about T6004, I...
Forum: Other Improvements 06-12-13, 01:26 AM
Replies: 14
Views: 13,083
Posted By damo
Hello, I will keep posting here as the...

Hello,

I will keep posting here as the project will advance. For now here is initial schematics.


CPU: Arduino Due
Communication: Arduino Ethernet Shield, RS485 module
Temp & Humidity...
Forum: Other Improvements 06-11-13, 06:13 AM
Replies: 14
Views: 13,083
Posted By damo
Hello Daox, Yes, I've read it and still...

Hello Daox,

Yes, I've read it and still don't have an idea which fans to use, besides EBM. Somehave I have second thought on using axial type.

Now I try to read long long thread from that...
Forum: Other Improvements 06-10-13, 09:26 AM
Replies: 14
Views: 13,083
Posted By damo
Smile home made recuperator

Hello to all! Im a new guy here on forum reading great posts here and hoping later i can contribute some experience and knowledge...

Since recuperators or heat recovery ventilation units are very...
Showing results 1 to 8 of 8

 
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