Also stretching out the x axis will make it easier to see what is going on. The usb port allows computer logging, monitoring, and roast control, giving you complete control over your roast. Good points the products best features and benefits bad points. Kn8828d, or kn8828b to the more advanced kn8828p digital model.
I have firsthand experience, as well as anecdotal 3rd party accounts. Desiring the software input, cooling time, heat cycle, ability to do back to back roasts. For several years, the hottop has remained the topoftheline home coffee roaster. I have read there is a large amount of smoke produced, i understand the amount may vary with your profiles any suggestions on venting. The kn8828b2k model gives the user complete manual control of all parameters while still allowing those new to coffee roasting to easily and successfully roast from the very beginning. Even if roastmaster cannot control but simply read the two thermocouples, we still want to continue using roastmaster on the ipad vs having to learn and use software on a laptop. I cant get the software to read from my 2k with my mac that has usb c and. Hence the option of upgrading from one model to another by changing the control panel. I have read there is a large amount of smoke produced, i understand the amount may vary with your profiles any. Generally requires more user intervention than kn 8828p can be difficult to prevent saved program settings taking effect if you dont. I am still in the learning process and looking to exchange or receive more on roasting coffee. Great roaster to learn on, or roast coffee for your home. I have had this roaster almost since it was first released onto the market, probably late 2015.
Simply plug the roaster in, press the powerstart button three times and the roasting process begins. How to roast coffee at home using the hottop kn8828b2k. The kn 8828p2 offers an automated setandforget roasting solution, and is our recommended choice for users who prefer to program the roaster upfront, then sit back and let it take care of the rest as best as it can. This is the products overall performance score, based on key tests conducted by our industry experts in the choice labs. All three roasters share almost all the same parts, other than what is noted below. Generally requires more user intervention than kn8828p can be difficult to prevent saved program settings taking effect if you dont. Hottop kn8828b2k roaster comes with bean mass temp probe and victor 86b multimeter which outputs to usb so you can track using software such as roastmonitor. You can save the roasting curves to your pc using the artisan software and add information such as the cuppingtaste profile as well as notes on bean type. Mar 01, 2008 hottop kn 8828p coffee bean roaster first look march 1, 2008 by chris arnold the hottop coffee roaster has been around for a few years now, and has proven to be a reliable coffee roaster, and the support from michael at hottop usa has been excellent. Inspire, educate, encourage and assist those interested in great coffee and homeroasting through networking, discussion and sharing. Using the software is a lot like learning to play chess.
Two k thermocouple for separate bean temperature bidirectional usb port supports third party so. Sorry for the poor sound quality, the laptop speakers were too. Auto mode allows operation much like older models as well. This is the products overall performance score, based on key tests conducted by. A little background about my question been homeroasting for about a year on hottop. Even better, there are some great open source software options available, including. Roaster is 5 years old and has been in storage for the last 3. Capacity to roast up to 225 up to 300 grams of green coffee at a time.
We are a participant in the amazon services llc associates program, an affiliate advertising program designed to provide a means for us to earn fees by linking to and affiliated sites. I would suggest turning on ror as well setting it so that development time is displayed at the end of the roast. This library is meant to be used within applications and should not be used by itself to conduct a roast. You will have the ability to run the roaster from the artisan software once properly configured. The kn8828p2k p model has been discontinued in 110 volts, but it is still available in 220 volts. Install hottop htri control board oil slick coffee. Questions, comments or for support needs, please use the issues page on github. A couple years ago, i added the htctc4 controls and i use it with a laptop and artisan software. Hottop kn8828p coffee bean roaster first look i need coffee. When used in conjunction with a thermocouple data logger or a proportionalintegralderivative controller pid controller, this software can automate the creation of roasting metrics to help make decisions that influence the final coffee flavor. This latest hottop model adds usb connectivity to artisan roasting software running on a computer. Onpage19,gettingthemostfromyourkn 8828b 2k,youwill. I will see in the near future if a software pid on the artisan side could be as effective on controlling the 2k.
Hopefully i can point out not just basic usage, programs, and maintenance, but some other finer details that might. Using a raspberry pi to control my hottop roaster with. The kn 8828b 2k model gives the user complete manual control of all parameters while still allowing those new to coffee roasting to easily and successfully roast from the very beginning. This is a big deal because proper coffee bean roasting is an art and a skill and instruction is important.
Roast ethiopia galena abaya yirgacheffe on hottop b 2k using artisan software, controlled from laptop by arduino with tc4c shield. Its a great roaster, particularly with the pc interface modification. Usb computer connection for realtime graphing, logging, and control of the roast. Now id like to be able to have pid capabilities, but this is currently not a feature without a separate hardware. Homeroasters home roasting coffee community discussion. Discuss roast levels and profiles for espresso, equipment for roasting coffee. Only one of these two choices will be illuminated in the lcd display at any given time so the button is used for this dual function. I already had experience roasting and outgrew this roaster. Log and control your roast using sliders, alarms, and pid. Startpower the largest button at the top of the control panel is for both power and start. When choosing a roaster, some criteria to consider are how much coffee you drink, your preferred roast level, and how much you want to spend.
Is there any chance you can add support for the newest hottop roaster that has full usb control via artisan as well as reading the two thermocouples. Artisan is a software that helps coffee roasters record, analyze, and control roast profiles. These sliders give you precise control of both the fan and power in 1% increments. This model also adds the ability to connect to third party computer software for roast profiling. My second batch yielded coffee comparable in quality what i have been getting from a high quality roaster. Two k thermocouple for separate bean temperature bi. When i purchased it, there was no actual software available for it but in my research i came across the open source artisan software and thought i would give that a try. Dual k type thermocouples for simultaneous bt and et display in real time.
The only difference between the tree models is the control panel and how the user interfaces with the machine. You will have the ability to run the roaster from the software once properly. Dual k type thermocouples for simultaneous bt and et display in real time full manual control of heating element power and fan speed throughout the roasting. The kn 8828p 2k p model has been discontinued in 110 volts, but it is still available in 220 volts.
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