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Recent content by probrewer

  1. probrewer

    Adding a proportional control valve to an LP gas valve train

    Not to worry, Steve, I'm certain I will be back with another problem...and I'm quite pleased that you've enjoyed this thread. So have I. Understand that this is a long term project--at least a year. I know another brewer whose homebrewery took 3 years to build--his is steam-powered. Lots of...
  2. probrewer

    Adding a proportional control valve to an LP gas valve train

    Actually, I'd already figured it out. By reading the Belimo documentation a little more carefully (RTFM), I realized that their SGF24 positioner is perfect--for one thing it's a NEMA 4 panel mount package and the control panel WILL get wet--and was only $44 from the same place I ordered the...
  3. probrewer

    Adding a proportional control valve to an LP gas valve train

    Perfect! I found this for $110 after shipping, does that seem about right to you? http://www.controldepot.net/index.asp?PageAction=VIEWPROD&ProdID=2869 So, I'll have the valve and the actuator; now I need a control signal. This is where I always have problems: I can put anything together...
  4. probrewer

    Adding a proportional control valve to an LP gas valve train

    OK, things are starting to make a little sense here. It looks like the actuator I want is Belimo LMB24-SR, proportional control actuator. Is this the right one? Is the blank (or conduit) option the one that I want? http://www.belimo.us/bellib/Damper_Actuators/LMB24_SR_T.pdf Question: you said I...
  5. probrewer

    Adding a proportional control valve to an LP gas valve train

    No, the burner is going to go inside a combustion chamber with all primary and secondary combustion air piped in from below the burner with outdoor air. A properly sized flue will be installed as well to exhaust combustion gasses. The kettle, a 55-gal SS drum, will sit atop the combustion...
  6. probrewer

    Adding a proportional control valve to an LP gas valve train

    lownox, Thanks for the tip on the Belimo actuator! I don't need *great* control, just enough to prevent a boil-over which can occur in the first 15-min. of boil if the burner is set too high...which brings to light another question: right now, I'm looking at Solarflo impinged jet and slotted...
  7. probrewer

    Adding a proportional control valve to an LP gas valve train

    Thanks lownox! The Milwaukee valves are beautiful--Grainger had them in stock and I've got one in front of me right now. This was exactly what I was looking for but I had no idea they even existed in this small of a package. A couple more questions, if I may: 1. The placement of this valve...
  8. probrewer

    Adding a proportional control valve to an LP gas valve train

    Hi! I'm building a 200-L fully automated, gas-fired pilot brewery. Here's the problem: I need to be able to remotely modulate the flame from a ~50,000-Btu/hr impinged jet gas burner via a potentiometer mounted on the control panel. The only valves I've been able to find that meet my criteria...

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