Marbrew eHERMS Brewing System

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April15Hater

Member
Joined
Apr 5, 2015
Messages
10
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2
Location
Tampa
So after lurking for months, reading a plethora of schematics, and dangerously brewing with my HTL & BK plugged directly into the dryer receptacle from hot leads, my project is nearing completion.

My setup consists of a Stout Tank BK with a tangential port, MLT w/ false bottom from Bayou Classic, and Stout Tank HLT with water level converted into HERMS input/output.

Single tier stand is an old Marlboro Newspaper Stand repurposed with steel bed frame reinforcements. Pumps are both Chugger, and the HLT and BK both have 5500 watt 240v heating elements.

Used mostly QD and Tri clamp for connections all around. The control panel still has a few loose ends one of which is going to ultimately going to require me to install a new 220v 4 wire dryer receptacle.

All of this is controlled with a Raspberry Pi 2 running SB_Elsinore which is essentially my PID, thermometers, and pump switch.

I also attached the schematics for the control panel; I have not yet wired the circuit for the pump switches but I plan on using a 5v coil relay which amazon has promised by tomorrow.

Still unfinished: 4 wire Dryer Receptacle, Pump Switch circuit, E-STOP circuit, brewstand mount, auto-sparge circuit, and possibly a few others that I'm just not remembering :drunk:.

Your feedback is greatly appreciated (especially from those comfortable with 220 because quite frankly it scares the crap out of me!), and thanks to everyone on this forum as I don't think I could complete this build without all of the information I gathered from this site. Pictures below:

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Assistant Brewer 1:
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Assistant Brewer 2:
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Brewer:
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View attachment Brewery.pdf
 
Those kettles look great but that stand is just too awesome. Brewer #2 looks unmotivated - might need more treats. :)
 
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