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Search: Posts Made By: thargrav
Forum: Electric Brewing 03-18-2013, 05:24 PM
Replies: 41
Views: 2,216
Posted By thargrav
actually this is not such a long shot. The inside...

actually this is not such a long shot. The inside exposed surfaces of the pot are loosing heat and filling the pot will cover the surfaces up but you would have the same water surface.
Forum: Electric Brewing 03-18-2013, 01:31 PM
Replies: 7
Views: 714
Posted By thargrav
You need one additional switch on incomong power...

You need one additional switch on incomong power for safety and because it's 120V you only need a single pole switch to break the hot side.

I can see from your element resistance that you will be...
Forum: Electric Brewing 03-18-2013, 01:53 AM
Replies: 4
Views: 337
Posted By thargrav
The current rating is not high enough.

The current rating is not high enough.
Forum: Equipment/Sanitation 03-18-2013, 01:51 AM
Replies: 1
Views: 154
Posted By thargrav
You won't go wrong with a TapRite regulator.

You won't go wrong with a TapRite regulator.
Forum: Electric Brewing 03-18-2013, 01:50 AM
Replies: 41
Views: 2,216
Posted By thargrav
You've insulated the pot to reduce loss &...

You've insulated the pot to reduce loss & verified that 240V is reaching the element. Do you have a way to measure the current drawn by the element? The current should be very close to 23 Amps - if...
Forum: Electric Brewing 03-18-2013, 01:42 AM
Replies: 23
Views: 1,033
Posted By thargrav
I have RIMS, not HERMS & my sensor is at the...

I have RIMS, not HERMS & my sensor is at the output of my RIMS tube. I'd have to assume the same for HERMS - maybe someone who has an electric HERMS will comment.
Forum: Electric Brewing 03-17-2013, 09:31 PM
Replies: 14
Views: 1,234
Posted By thargrav
Sure, a MARCH 0809-0196-0600 pump is rated at 1.4...

Sure, a MARCH 0809-0196-0600 pump is rated at 1.4 Amps, but I checked mine with a amprobe and it draws less than 1 Amp running. The reason is a motor's current draw is dependent on load & apparantly...
Forum: Electric Brewing 03-17-2013, 09:09 PM
Replies: 41
Views: 2,216
Posted By thargrav
You may only be trying to heat 7 gallons but the...

You may only be trying to heat 7 gallons but the outside dimensions of your pot are still the same and the pot will still radiate as much heat as if there were 35 gallons in there.

You need to...
Forum: Electric Brewing 03-17-2013, 09:04 PM
Replies: 23
Views: 1,033
Posted By thargrav
You should be continuously recirculating.

You should be continuously recirculating.
Forum: Electric Brewing 03-17-2013, 09:02 PM
Replies: 14
Views: 1,234
Posted By thargrav
Or you can use two 1650 Watt elements and be just...

Or you can use two 1650 Watt elements and be just below 15 Amps each (13.75 A).
Forum: Electric Brewing 03-17-2013, 09:00 PM
Replies: 38
Views: 4,410
Posted By thargrav
I bought one of these to test before designing...

I bought one of these to test before designing our own because it would have been easier to load these $20.00 assemblies into housings than to manufacture our controllers.

The dimmer worked great...
Forum: Electric Brewing 03-16-2013, 04:58 PM
Replies: 41
Views: 2,216
Posted By thargrav
207C is 2X the boiling temp of water - not likely.

207C is 2X the boiling temp of water - not likely.
Forum: Electric Brewing 03-16-2013, 01:21 PM
Replies: 41
Views: 2,216
Posted By thargrav
I think two things are going on. 1 - your PID or...

I think two things are going on. 1 - your PID or temperature sensor is measuring wrong. 2 - You aren't dumping enough energy ino the water for a good boil.

What is your incoming line voltage and...
Forum: DIY Projects 03-15-2013, 08:54 PM
Replies: 3
Views: 697
Posted By thargrav
I like this project - any thoughts of sharing the...

I like this project - any thoughts of sharing the rest of the design?
Forum: Automated Brewing Forum 03-15-2013, 01:18 PM
Replies: 10
Views: 1,076
Posted By thargrav
SSRs control current and you only need to open...

SSRs control current and you only need to open one side of the circuit to turn off current. But because SSRs control current, you can still have voltage present with no load (like a open element or...
Forum: Sampling and Critiquing and Beer Swapping 03-13-2013, 03:44 AM
Replies: 16
Views: 801
Posted By thargrav
It's expensive for a non-business to ship UPS or...

It's expensive for a non-business to ship UPS or FedEx.

Next time just ship Priority Mail - less than 2 pounds should be in the $6 - $8 range depending on how far away you ship.
Forum: Electric Brewing 03-12-2013, 10:27 PM
Replies: 16
Views: 1,448
Posted By thargrav
You just need a 12VDC wall pug-in style power...

You just need a 12VDC wall pug-in style power supply to power the fan & hard wire the fan to the 12 VDC from the supply.
Forum: Automated Brewing Forum 03-12-2013, 03:55 PM
Replies: 10
Views: 1,076
Posted By thargrav
Contactors are a great cheap solution for...

Contactors are a great cheap solution for something that's going to be on a while once it's on, like the heat to your brew kettle.

SSRs are great for something that cycles on & off like the heat...
Forum: Electric Brewing 03-11-2013, 11:12 PM
Replies: 16
Views: 1,448
Posted By thargrav
The list looks good but you need to plan for a...

The list looks good but you need to plan for a separate box to keep the controller electronics away from the brewpot. There is a reason the controller on eBay has a heat sink. Electronic components...
Forum: Electric Brewing 03-11-2013, 11:03 PM
Replies: 15
Views: 607
Posted By thargrav
The issue is likely the version of Office you are...

The issue is likely the version of Office you are running.
Forum: Electric Brewing 03-11-2013, 10:59 PM
Replies: 7
Views: 593
Posted By thargrav
I've argued all along that the 80% rule is valid...

I've argued all along that the 80% rule is valid but the breaker sizes called out by NEC already factored in the rule.

And anyways if the rule were valid after the breaker size, if you should only...
Forum: Electric Brewing 03-11-2013, 01:43 AM
Replies: 4
Views: 269
Posted By thargrav
There is nothing fundamentally wrong with this -...

There is nothing fundamentally wrong with this - designers make custom equipment connections all the time. The issue is that you are using a industry standard plug in a nonstandard configuration and...
Forum: Electric Brewing 03-10-2013, 04:36 PM
Replies: 4
Views: 269
Posted By thargrav
Running power from two separate curcuits or two...

Running power from two separate curcuits or two separate controls is very dangerous.

But if you are already running 240V through the plug & have all 4 wires connected through you would have 240V...
Forum: Electric Brewing 03-10-2013, 04:31 PM
Replies: 15
Views: 607
Posted By thargrav
Look closer at your 15 Amp breakers - the 15 Amps...

Look closer at your 15 Amp breakers - the 15 Amps is 80% of the continuous load! That's why if you overload a 15A breaker to something like 18 Amps it does not trip immediately.

Breakers are...
Forum: Electric Brewing 03-10-2013, 04:26 PM
Replies: 16
Views: 1,448
Posted By thargrav
Right, you would only use a 4 wire connection to...

Right, you would only use a 4 wire connection to the element if it were two 120V elements wired in series and for some reason you wanted to run a wire to the connection between the two. But you...
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