Recent content by hult

  1. hult

    Three geo-thermal units and four zones, which thermostats?

    I recently ditched a three-thermostat Aprilaire/Enerzone-Statnet installation for three (actually four) Ecobee thermostats at the same time as I installed three (soon four) ground-source geothermal units. They are the cat's meow in my experience. Especially appreciated was the possibility of...
  2. hult

    LED lighting and Low Voltage Distribution

    The topic title includes "Low Voltage Distribution" but I didn't see any reference to ( perhaps I missed it) the fact that electrical codes ( NEC, National Electrical Code; CEC, Canadian Electrical Code) pertain. Be forewarned that just because the wiring is 'low voltage' does not mean it...
  3. hult

    Low Voltage Lighting Control

    Note that a full wave rectifier such what is referenced will rectify 12.0 vac into ( 12.0 * 1.4) -1.2 = 15.6 vdc . The output voltage of transformers (contrasted with electronic power supplies) drops with current draw and typically provided rated voltage at rated current and so output higher...
  4. hult

    Elk's RS-485 Protocol

    And it shore would be at least *mighty* good if Elk supported its very own Magic Module series too ... ;-) If memory serves, when I asked Elk about MM support around the time of the M1's debut, the answer was " Well, you could do it yourself ..." . ... Marc
  5. hult

    $17 RS-232 barometer + temperature module

    A low-power barometer and one-channel air temperature sensor with RS-232 interface can be purchased for $17 on ebay: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=110709906816&ssPageName=STRK:MEWNX:IT It uses a MS5561 10-1100 millibar serial-output pressure sensor and a 20-pin PIC16F690...
  6. hult

    WebControl: $35 Web- and email-enabled data acquisition and control

    Hi Lou, By "this", in your first sentence do you mean that you entered the url as shown in the post that was abbreviated/broken with an elipsis (...) by the Coccoon Tech forum interface? If so, substitute ' setoups.cgi? ' for the ' ... ' characters. Also, the abbreviated...
  7. hult

    [Articles] How not to run your electrical wiring (VIDEO)

    I see the problem. The installer forgot to knot together the extension cords to the opener cords. So when the garage door openers fall off the ceiling and into someone's head through the windshield as they drive into the garage ( the openers appear to be attached only by nails driven...
  8. hult

    WebControl: $35 Web- and email-enabled data acquisition and control

    Hi Neil, I read with interest your page on the Webcontrol. Note that the humidity input is for for an analog output device, not 1-wire as you write. As I indicated in introductory post in this thread, I confirmed three years ago that it works with the HIH-3600 as well as the specified...
  9. hult

    Web Control Communication Problem

    Also: to use the static address of 192.168.1.15, it may be that you have to literally follow the instructions exactly. The FAQ at http://www.redhillnetworks.com/products/webcontrol/webcontrol-faq.htm l states: " If you don′t have DHCP server on your network, WebControl's default IP...
  10. hult

    Web Control Communication Problem

    John wrote:" I also tried to connect to it with DHCP - I'm getting a 169.xx.xx.xx IP number then on my iMac. Have you adddresssed this? The DHCP server needs to be dishing out 192. addresses. Also: Double check that there is only one dhcp server on your network. ...Marc
  11. hult

    Elk M1G I/O Access

    As suggested in this sticky post, it shore would be swell to see support for Magic Module MM443's on the M1 bus. As I understand it, there is no technical/hardware obstacle. http://www.cocoontech.com/forums/index.php...amp;#entry73151 I have never understood why Elk (effectively) abandoned...
  12. hult

    Best way to identify and resolve PLC noise?

    Recall the context of what I was trying to express: 1) "One person's signal is another person's noise." 2) Design decisions prior to implementation = predicting the unknown X-10/INSTEON/UPB signals *are* noise on the powerline. A good line filter that brings the powerline AC back to at least...
  13. hult

    Best way to identify and resolve PLC noise?

    One person's signal is another person's noise. Our house has both hard-wired and INSTEON lighting. A year or so after I began installing INSTEON, the lights in my hard-wired dimmers began to occasionally flicker in consort with INSTEON activity on the powerline. I replaced some capacitors in...
  14. hult

    Best way to identify and resolve PLC noise?

    In my experience with X-10 and now INSTEON, it is well worth: 1) the time to develop a complete home wiring diagram 2)using #1 above to isolate INSTEON circuits where practical from utility circuits. In a modern home this is already the norm. In an older home, not so much ... 3) expense to...
  15. hult

    Solar Panel with inverter - will it interfere?

    And AGM's require no maintenance beyond periodic inspection of terminals and don't emit appreciable hydrogen. +++++++++++++++++++++++++++ it is axiomatic that a system that adds more functionality may add complexity. As best I understand it, a grid-tie system with no battery back-up adds no...
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