Install on Raspberry Pi

Make sure you have git and Node.js >=6.0.0 installed on your pi.

sudo apt-get update
sudo apt-get install wiringpi
git clone https://github.com/CommonGarden/Fermenter
cd Fermenter/driver
npm install
sudo node fermenter.js

Hardware setup / Bill of materials.

Control Box

Inside Control box:

Item	Quantity	Cost	Link
Raspberry Pi Model 3B	1	$35	https://www.adafruit.com/product/3055?src=raspberrypi
Micro USB Power Supply - 2.5A w Switch	1	$9.90	https://www.amazon.com/Eleduino-Raspberry-Supply-Adapter-Charger/dp/B01DP6NSW2
MicroSD Card - 16GB	1	$7.98	https://www.amazon.com/SanDisk-16GB-Micro-SDHC-Memory/dp/B004G605OA/
2x20Pin Stacking Header	2	$2.60	https://www.amazon.com/Extra-Female-Stacking-Header-Raspberry/dp/B01IRRCEBK/
Nylon Standoffs	20pieces	$0.004	https://www.amazon.com/Generic-Spacer-Assorted-Raspberry-Pi-Standoff/dp/B014J1ZLD6
3-Channel Relay Board for RPi	1	$23.99	https://www.amazon.com/Waveshare-Board-Relay-Appliances-Intelligent/dp/B01FZ7XLJ4
AC Outlet Receptacles	2	$0.71	http://www.homedepot.com/p/Leviton-15-Amp-Duplex-Outlet-White-R52-05320-00W/202066670
Outlet Box - 2-gang	1	$2.31	http://www.homedepot.com/p/2-Gang-25-cu-in-Non-Metallic-Old-Work-Switch-and-Outlet-Box-B225R-UPC/100404169
Enclosure - 3"x6"x9"	1	$11	https://www.amazon.com/OUTDOOR-CABLETEK-ENCLOSURE-UTILITY-CABLE/dp/B00BMVV758/
AC Power Cord	1	$2.99	https://www.amazon.com/Generic-gss-Universal-Standard-Connector/dp/B00F0UO11Y/
Terminal Strip - 20A	1/10th pack	$1.10	https://www.amazon.com/Connector-Screw-Terminal-Barrier-Block/dp/B00NQB718E/
Air Temperature & Relative Humidity Sensor (AM2320)	1	$1.45	https://www.aliexpress.com/item/1pcs-AM2320-digital-temperature-and-humidity-sensor-AM2320B-replace-SHT10-SHT11-series/32818920611.html
Temperature Probe (Pt100, RTD type)	1	$0.97	https://www.aliexpress.com/item/Waterproof-PT100-Platinum-Resister-Temperature-Sensor-Temp-Probe-free-shipping/32385652607.html
Pt100 Interface Board (MAX31865)	1	$7.01	https://www.aliexpress.com/item/CJMCU-31865-MAX31865-RTD-platinum-resistance-temperature-detector-PT100-to-PT1000/32821269399.html
DuPont F/F Jumper Wires	10	$0.30 (total)	https://www.aliexpress.com/item/40PCS-LOT-10CM-1P-1P-40P-2-54mm-Dupont-Cable-Female-to-Female-Colorful-Dupont-Jumper/2024402290.html
Tentacle T3 Board	1	$91	https://www.whiteboxes.ch/shop/tentacle-t3-for-raspberry-pi/
pH Probe	1	$7.39	https://www.aliexpress.com/item/New-Arrival-PH-Electrode-Probe-BNC-Connector-for-Aquarium-PH-Controller-Meter-Sensor-gib-Best-Promotion/32781193789.html
Atlas Scientific pH Interface Board	1	$38	https://www.atlas-scientific.com/product_pages/circuits/ezo_ph.html
Oxidation-Reduction Potential (ORP) Probe	1	$41.95	https://www.amazon.com/gp/product/B007Z4GBSY/
Atlas Scientific ORP Interface Board	1	$38	https://www.atlas-scientific.com/product_pages/circuits/ezo_orp.html
Atlas Scientific Dissolved Oxygen (DO) Probe	1	$198	https://www.atlas-scientific.com/product_pages/probes/do_probe.html
Atlas Scientific DO Interface Board	1	$44	https://www.atlas-scientific.com/product_pages/circuits/ezo_do.html

Actuators

Item	Quantity	Cost	Link
12VDC 2A Power Supply	2	$3.28	https://www.aliexpress.com/item/YNL-EU-US-Plug-Power-Adapter-1A-2A-AC-110V-240V-to-DC-12V-for-3528/32815841532.html
DC Barrel Jack Adapter	2	$0.31	https://www.aliexpress.com/item/10pcs-2-1x5-5mm-female-DC-Power-Jack-Adapter-Plug-Cable-Connector-for-CCTV-CAMERA/719733574.html
Fermwrap 40W Fermentation Heater	1	$23.95	https://www.amazon.com/dp/B00TP9MLFE/
Water Pump (circulation)	1	$19.99	https://www.amazon.com/bayite-BYT-7A006-Circulation-Discharge-2-1GPM/dp/B0196WL55G/

Vessel

Fermenter:

Item	Quantity	Cost	Link
Fermonster 7Gal PET Carboy	1	$29.99	https://www.morebeer.com/products/fermonster-7-gallon-carboy.html
Airlock	1	$1.99	https://www.morebeer.com/products/airlock-3-piece.html
Thermowell w #10 Stopper	1	$13.99	https://www.amazon.com/gp/product/B01KP4D0K2/
Stainless Steel Bulkhead	2	$9.25	https://www.amazon.com/Learn-To-Brew-LLC-B00JHM38RE/dp/B00JHM38RE/
Bazooka Screen	1	$8.88	https://www.amazon.com/Bazooka-Screen-MRbrew-Stainless-Kettle/dp/B07122LN4K/
3/4" PVC Pipe	6"	?	http://www.homedepot.com/p/JM-eagle-3-4-in-x-10-ft-480-PSI-Schedule-40-PVC-Plain-End-Pipe-57471/202280935
PVC Union - 3/4" FPT/FPT	1	$3.85	http://www.homedepot.com/p/Homewerks-Worldwide-3-4-in-PVC-FPT-x-FPT-Union-511-44-34-34H/204202889
PVC Union - 1/2" FPT/FPT	2	$2.51	http://www.homedepot.com/p/Homewerks-Worldwide-1-2-in-PVC-FPT-x-FPT-Union-511-44-12-12H/204202887
PVC Union - 1/2" Slip/Slip	1	$2.64	http://www.homedepot.com/p/Homewerks-Worldwide-1-2-in-PVC-Slip-x-Slip-Union-511-14-12-12H/204202875
PVC 90 Elbow - 3/4" x 1/2" Slip/Slip	1	$0.79	http://www.homedepot.com/p/DURA-3-4-in-x-1-2-in-Schedule-40-PVC-90-Degree-Reducing-Elbow-C406-101/100345769
PVC Bushing - 3/4" x 1/2" Slip/FPT	1	$0.79	http://www.homedepot.com/p/DURA-3-4-in-x-1-2-in-Schedule-40-PVC-Reducer-Bushing-C438-101/202101746
PVC Tee - 3/4" x 3/4" x 1/2" Slip/Slip/FPT	3	$0.97	http://www.homedepot.com/p/DURA-3-4-in-x-3-4-in-x-1-2-in-Schedule-40-PVC-Reducing-Tee-C402-101/100344993
Probe Fitting	3	$2.66	https://www.amazon.com/gp/product/B00TOOP8AU/

Feed/Dose Module

Item	Quantity	Cost	Link
500mL Media Bottle	1	$15.01	https://www.amazon.com/PYREX-500mL-Round-Storage-Bottles/dp/B004XR5TUM
Peristaltic Pump	1	$6.01	https://www.aliexpress.com/item/12V-DIY-Dosing-Pump-Peristaltic-Dosing-Head-For-Aquarium-Lab-A-Laborator-High-Standard-Lab-Analytical/32820693824.html
Silicone Tubing - 6mm x 4mm	4'	$?	?
Sanitary Air Filter	1	$2.75	https://www.amazon.com/Sanitary-Filter-Ferroday-Fittings-Homebrew/dp/B07149NMRM/
Silicone Tubing - 5/16" ID	3"	?	?
Acrylic for plastic "cupholder"	8"x10"	$6	?