Home brew pid temperature controller 00 Nov 17, 2018 · Buy WILLHI Digital Pid Temperature Controller Build in Outlet 110V 5A Over Current Protection Thermostat plug Heating Mode Only -58~230℉ for Reptile Homebrew Growtent Aquarium Temperature switch, WH-1803C: Temperature Controllers - Amazon. A couple questions: BRewha has a digital power controller (550) and an electric temp controller (130) sold separately. it doesnt necessarily use PWM, but many PID controllers can be set to (or not to) use PWM. I have the Nov 1, 2017 · Digital, pre-wired PID temp controller by Inkbird. 1℃ or ±0. com FREE DELIVERY possible on eligible purchases Feb 22, 2012 · PID Temperature Controllers can be used in conjunction with a relay and a thermocouple to control your kegerator and fermentation temps in conjunction with compatible devices. This is my setup: Auberins SYL-2352 2 SSRs 25A 2 Heat sinks 2 2000w 220V heating elements (both in HLT) I will use two heating elements (2 x Apr 28, 2019 · Mash controllers that have a PID controller where you set a target temperature and the PID adjusts the output to match your target temperature. May 5, 2022 · 🙌🙌【Precise Control】PID digital controller provides accurate temperature control at the range of -50~125℃/ -58~257℉, and the accuracy of the temperature is ±0. The photo here is a proportional integral derivative (PID) controller. The temp controller, though, is the “brains” of the outfit, if you will. I got this one along with a Solid State Relay (SSR). I already use your Inkbird Itc-308 Digital Temperature Controller for my fermentation chamber. A PID controller was uses to drive a heating element inside a small tank (approx. Inkbird’s ITC-308 Digital Dual Stage Temperature Controller is a dual stage, pre-wired Digital Temperature Controller. IMPORTANT: This system is designed for low pressure propane or Natural Gas. I think the default hysteresis settings are much larger on the RAPT controller than on the STC1000. 99 Homebrew Kettle Keg Sparge Diffusion Plate with 1/2" Barb homebrew Sparge head Poetic Home Dec 29, 2015 · Updated: March 28, 2025. Jan 20, 2021 · ITC-100 series are digital PID Temperature Controllers including four models: ITC-100VH --- One SSR output + One Relay Alarm Output; AC100-240V; ITC-100VL --- One SSR output + One Relay Alarm Output; AC/DC12-24V; Home / Shop / Homebrew. Plus, it’s available in electric and gas May 10, 2013 · Using a Honeywell Furnace control valve, has the LP kit with the orifice and spring adjustor, this one runs on 24vac to turn on and off, has a thermopile to detect flame, has a pilot light tube, requires a external regulator to reduce incoming gas pressure to 3psi. This is how tightly you want to control your temperature. These are one-time setting changes that are done and saved. Also see actual pictures of my PID and SSR. Flashing buzzer and alarm indicator. 1 Celsius or +/- 0. When choosing a temperature controller of this type, the following things need to be considered: Jan 3, 2021 · The k-type thermocouple that connects to the PID is located in a tee on the same outlet valve an inch away from the thermometer. It uses a PID monitoring system to estimate where the heating / cooling needs to be, while keeping the beer at its set temperature. The temperature probe that I bought separately and the one that came with the PID have only two wires a blue and a red. What is a PID Controller and How Does it Work? The InkBird PID Temperature Controller Thermostat is a model: “ITC-100VH” PID controller. Jul 29, 2012 · I developed a wireless, web controlled PID temperature control system for a single brew kettle using the $35 credit card sized Raspberry Pi computer. I've developed a kit which is simply: -PID + SSR enclosure -Pt100 (not thermocouple) -400mm stainless thermocouple & grommet -Water Bath -Heater -USB temperature Precise Control: PID digital controller provides accurate temperature control at the range of -50~125°C / -58~257°F and the accuracy of the temperature is ±0. HOW IT WORKS, when you turn Mar 2, 2009 · The diagram below describes a low pressure propane system designed to control the temperature of a HLT. CraftBeerPI easily can control the cooling and heating elements, and you can set up multiple temperature steps. Aug 17, 2016 · I use the Inkbird ITC-106VH PID Temperature Thermostat Controller to adjust the temperature of my brew kettle. I need to maintain specific temperature ranges and the inkbird ITC-106VH temperature controller does a wonderful job. 5kW; 3x 24V DC out, 120W + 60W + 60W; Possibility to set Voltage using a motor governor on the device for DC. 99 / 4. 98 $62. com FREE DELIVERY possible on eligible purchases Feb 8, 2022 · The problem appears with the temperature readout on the Mash PID (which is an Auber SYL-2342). Change settings and view graphs in your browser. On power on it shows 'lnp' in the top display and oC and pr in the bottom display. Jul 19, 2015 · Can't imagine you'll find PID controllers especially for use in home-brewing, as they will by their very nature do for all sorts of things! You can get stainless steel "PT100" probes for them, and other probes too, that don't mind getting wet. With the element you have chosen, it might work out that you get a suitable boil vigor either running at a constant 1500W or 2000W, in which case you could set the PID target temperature at 120°C or higher, and turn off one of the element loops. New posts New media New media comments Latest Apr 13, 2011 · Thanks for your replies. This Temperature Controller is a harmonious blend of design, functionality, and user-centric features. Serve Kegs and Corny Keg. Three versions can be chose: Temperature Version, Humidity Version and Temperature & Humidity Version. PID settings. 56ft Sensor PT-100 May 9, 2017 · Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A Inkbird $9. If using Propane, please make sure your propane regulator is set for 11 WC or Complete DIY Kits PID Temperature Controllers RTD/PT100 Probes Relays & Contactors Breakers & DIN Rail Pass Thru temperature control solutions for brewing at the Oct 5, 2017 · Another important setting is called the slewing range. The ITC-308 comes in the original version as well as an updated Wi-Fi enabled model. Control Panels; DIY Homebrew Stands; 6 ft wire Love 16C-2 PID Temperature control unit 1 L6-30 Flanged outlets for 240v Elements upto 5500w 1 L5-15 Flanged Oct 23, 2012 · Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A Inkbird -29% $24. Aug 31, 2018 · Or ITC-100VH PID temperature controller kit may meet your need? ITC-100VH: Power Supply Voltage: AC 100-240V ±10% 50/60Hz, Main Output: Voltage Pulses Output (ITC-100V): DC 12V, 30mA; Alarm 1 AC250V 3A (Resistive load) ON/NC. Jun 1, 2020 · Inkbird Digital PID Temperature Controller Position Control Thermostat AC 12 to 24V ITC-100VL – affiliate link, note that multiple variations of this product may be available, as such a different version may appear at this link Sep 25, 2016 · apart form the core temperature control features (PID/PWM etc. Could you High quality PID temperature controls panel solutions for home brewing or other small-scale food and beverage applications where temperature control and heat are critical. 🙌🙌【Independent Pump Function】The Pump Function is special designed for home brewing customers and it can be operated separately, just access your Temperature calibration: INKBIRD ITC-308 supports temperature calibration for more precise temperature setting, monitoring, and controlling, of View full details Save up to $20. Independent Pump Function: The Pump Function is specifically designed for homebrewers and it can be operated separately. 2) A temp probe that connects to the controller (thermocouple). ) which generated the steam as needed. Includes Inkbird PID IPB-16 Temperature Controller and 2M/6. And other combinations of controllers that add in control of more pumps and more heating elements. As a result we can eliminate the temperature probes, the XLR sockets, the PID controllers for the mash tun and boil kettle. It can be used to control the temperature of any of the three vessels in your brewery. Oct 4, 2016 · The Inkbird's temperature sensor can be inserted into whatever liquid you are trying to control. In the box you get, 1 controller, 1x 2m IEC C19 power lead, 3x PT100 temperature sensors with 3m lead, 2x IEC C20 heating element connectors, 2x C14 pump connectors, installation instructions. I use a PID to control an electric element that brings my liquor up to strike temp, maintains the mash temperature, does the step increases, and mash out temp control. The PID Controller takes care to meet the target temperatue of your kettle. Hello to all of you! I have dilemma on how to connect and wire two heating elements and one PID, I hope someone will help me out with this. Home > Equipment > Temperature Controllers: Sort By: 1 Temp Controller WIFI , Dual Stage Fermentation (Inkbird ITC308wifi) Temp Controller, 120V Plug and Play PID The heater is usually either an electric heater, coils immersed in water or a propane burner. I don't think I'm going to kill myself or the PID, but I'm sure there are folks more experienced than I on this forum. Dual display shows both set temp and measured temp. If I have mine set to 65ºF and I set the slewing range to 5ºF, the fridge will not start cooling until the temperature reads 5ºF higher than my target temp (65ºF + 5ºF = 70ºF). May 5, 2018 · A temp controller (pid) just turns the heater on and off. 99 $34. Oct 13, 2021 · Thus ideally, you will have a controller that has both a PID mode and a manual mode. A 7″, 800 x 480 pixel touchscreen display. Jan 24, 2012 · I have a 1/16 DIN PID Temperature Controller (SSR control output) (SYL-2352) wired to a Liquid tight RTD sensor, 4 in, 1/4 NPT Thread (PT100-L100NPT). 00 / Count) Inkbird ITC-308 Digital Temperature Controller Outlet Thermostat 2-Stage 1100W with Sensor Reptile Beer Brewing Kegs Fridge Cured Meat Breeding Growing Inkbird See full list on homebrewersassociation. Inkbird ITC-608T 3 in 1 Multi-functional Temperature & Humidity Controller . Jun 22, 2014 · 3) The switching frequency of the PID might be too high, an SSR on a 50hz supply can't switch quicker than 1/100th of a second, some PID's switch in the khz or mhz range to power motors (unlikely for a temp controller unless it was designed to drive a pump rather than a heating element). radllc; Sep 21, 2024 RAPT temperature controller or Inkbird ITC308 wiFi. 1/2 gal. Reads in Centigrade or Fahrenheit. BIAB Controllers that combine both the boil controller function and mash controller into one unit. Temperature Chart. 63 Kegging Tools, Tr21*4 Thread Beer Soda Water Gas Connection Set with Tube Fermentation Equipment Fengjuse Contents: A dual use temperature controller for both heating and cooling . You can also integrate a PID controller into your brew system to control mash temps and more. org There are many ways to accomplish this. Avoid K-type thermocouples. Explore INKBIRD's advanced temperature controllers designed for precise control in home brewing, aquariums, gardening, and industrial applications. The controllers input was from a sensor in the chamber and was set to maintain the proper set-point humidity. Dec 31, 2009 · A PID temperature control (in my case an XMT7100) (try Virtual Village on ebay, and search for "PID Digital Temperature Controller" - and note that Virtual Village are offering a 20% discount to forum members - see here) Dec 21, 2011 · Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A Inkbird $35. Jun 28, 2012 · The schematic diagram on the side of the PID shows much more screws and connection points than actually there. 56ft Sensor PT-100 Jul 3, 2017 · CraftBeerPI's user-friendliness inspired me to set up another controller to run a "fermentation chamber. 00 ($35. Using this diagram I have jumped the terminals from 7-10 and 8-9 My PID is registering a temp more than Oct 5, 2006 · Nevertheless, I want to get temp readings (via temp probes in MT) feed to my PID Temp Controller. PID Temperature Controllers can be used in conjunction with a relay and a temperature probe to control the your kegerator and fermentation temps. I tired following Kal's PID settings but I get a weird flashing message when I try to accomplish the first step of setting the Sn to 21. Pre-Wired AC Dual Stage Outlet Thermostat with 12 Period Time Stage,1800 W, ETL Listed. Shortly after I bought a Auber DSPR 400 , a 40A SSR , an RTD Sensor , Panel Mount Connector (for RTD Sensor) , RTD Extension Cable , green indicator light , Flashing Alarm Buzzer and a Alarm Kill Switch . It only provides a control signal to the relay. I am seeing larger swings in temperature than I did using an STC1000. 1 Power to the h ea t e r does not flow through terminal 9 and 1 0 of the controller. I am using a mypin Ta4 style PID controller with a 2 wire PT-100. 56ft Sensor PT-100 One PT100 RTD probe for Hot Liquor Tank temperature control. Make sure you get the PT100 option with the 25A SSR. 56ft Sensor PT-100 Inkbird F Display PID Temperature Controllers Thermostat ITC-106VH, K Sensor, Heat Sink and Solid State Relay, 100ACV – 240ACV (ITC-106VH + 40A SSR + White heat sink + K Probe) by Inkbird &nb… Mar 10, 2023 · In the past I built a ridiculously complicated controller using the parts you have as well as a switch to swap control over to a PID controller. This would indicate it is set for PT100. Aug 7, 2013 · I am on the final stages of my herms system, the only thing holding me back is these dam temperature sensors. . I might have a play with them next time I ferment. 0 Dec 21, 2008 · I have had a little experience with steam generators used for humidity control in environmental chambers. Controller is power coated steel, 300x260x80mm, with integral wall mounting brackets. 4 . Fast Shipping Australia-Wide - Click & Collect Available in Melbourne Apr 24, 2013 · Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A Inkbird $15. Full warranty and support, with over 10 years experience. ) indeed very advanced and powerful t the main innovation I have introduced that make SmartPID unique are Full process automation Thanks to the power of the platform it's possible to develop custom application that needs process control with complex service logic and manage a Nov 12, 2017 · With regard to the analogy of a Cruise Control on a car, it is a "PID Controller" that many people are already familiar with. Precise control: INKBIRD PID Temperature Controller IPB-16S provides accurate temperature control with the range of -50~125℃/ -58~257℉and with the accuracy of the temperature is ±0. The programable Temperature Controller will assist you to brew cooler in the summer and maintain brewing temperature in the winter. Oct 12, 2010 · Ive been looking up a lot of info about temperature control and PID's . You'll need to change a few settings on the PID controllers for our setup. The temperature controller for all your brewing cooling and heating requirements. I don't know this controller but 10 °F doesn't seem like much. Homebrew. Dec 7, 2013 · "3. The controller derives the tuning parameters from temperature vs time measurements it is making during the full on and full off periods. 4 For first time users without priorexperience with PID controllers, the following notes may prevent you from making common mistakes. Two PT100 RTD probes for auxiliary temperature sensing (mash exit temp, mash return temp, or chiller output temp) One PT100 RTD probe for Boil Kettle power control. 98 / Count) Antonki 2 Pack Room Thermometer for Home, Indoor Hygrometer Humidity Meter Gauge, Digital Temperature and Humidity Sensor Monitor for House, Terrarium, Incubator Jun 26, 2017 · I would like to review for the code. apart form the core temperature control features (PID/PWM etc. Discover reliable, user-friendly solutions to maintain optimal temperature conditions for your projects. I am looking to cut costs where I can without risking our health, so power control seems central to this priority. The BrewPi Spark is an open source brewing temperature controller for beer or wine fermentation. The PID just switches the element on and off to maintain the temperature. 98 4-in-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity Backlight LCD Display Soil Test Meter for Gardening, Farming and Jul 2, 2016 · Buy Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A: Heating & Temperature Control - Amazon. Once you set the temperature the controller will always tell the temp you have set (just to make you happy) while the real temperature actually fluctuated with a range of 4-5 °C degree. Inkbird ITC-308 Digital Temperature Controller 2-Stage Outlet Thermostat Heating and Cooling Mode Carboy Homebrew Fermenter Greenhouse Terrarium 110V 10A Inkbird -5% $59. What I have found is that most of them have SSR relays, but some have only got the temperature controller wired straight into the plug with 2 outlets, 1 hot 1 cold, a seperate temperature probe and no SSR relay. I have been figuring out the temperature controller part today and I think I have it mostly figured out. Jan 25, 2009 · I was recently given 2 of these PIDs. I built a PID temperature controller for my old electric kiln. 99 For example, in actual operation, the only temperature of consequence is the HLT (hot liquor tank) temperature. May 27, 2024 · 【SSR Output】With one relay output for external SSR, SSR or relay is a must for this temperature controller. Beer Temperature Control for Carboys. So can some one help me and walk me through connecting my Temperature controller PID MYPIN TA4. My final setup uses the $25 MYPin TA4. Conclusion: More Than Just a Temperature Controller. Temperature Controllers. ) indeed very advanced and powerful t the main innovation I have introduced that make SmartPID unique are Full process automation Thanks to the power of the platform it's possible to develop custom application that needs process control with complex service logic and manage a Jul 7, 2015 · For accurate mash temperature control by PID you need one of these. Similarly, this is the only temperature that requires control. 3) A relay (SSR, or Solid State Relay) to switch on/off AC from a DC input (from the PID). Illuminated switches for easy operation. 4 out of 5 stars 306 1 offer from $3699 $ 36 99 Jul 6, 2015 · 【Precise Control】PID digital controller provides accurate temperature control at the range of -50-125 Celsius / -58-257 Fahrenheit, and the accuracy of the temperature is +/- 0. 2℉. Plug and play design, easy to use. May 1, 2011 · As this does not represent a tuned setup the PV is going to overshoot the SP by a fair amount. Temprature data is recorded and displayed as a line chart. Sep 2, 2021 · The brewing control we will build in following has these technical characteristics: 2x AC out, 10Amps each, 230V, 3. The controller consumes less than 2 watts of power. I also like the fact that I can change the temperature readout from C to F. Now when I turned on the unit it did not read temperature right. com, Temperature control solutions for home and industry From what I read on the webpage, it seems that they can't drive the Aug 6, 2018 · Which isn't a PID. If you have any discounts for Inkbird ITC-106VH PID Temperature Thermostat Controllers I will review them as well. 95 : auberins. About. Two temperature probes (Mashtun / Spargetun or for HERMS setups) Precise control: INKBIRD PID Temperature Controller IPB-16S provides accurate temperature control with the range of -50~125℃/ -58~257℉and with the accuracy of the temperature is ±0. Nov 27, 2006 · Tilt Wireless Green Hydrometer and Thermometer: Patented Brewing Technology for Precision Monitoring & Control for Fermentation of Beer, Wine, Cider, Mead & More Home Brew Ohio $32. Jan 13, 2016 · In this controller the temperature reading is affected by the desired temperature you set. The The patent-pending BrewCommander™ Brewhouse Temperature Controller is a unique, innovative, high-quality brewhouse temperature controller with ultra-high accuracy, exact precision, and ultimate flexibility. baiscallty the same as turning your electric stove to "2". What's new. Simply plug it in, set your desired temperature, and let the INKBIRD handle the rest. I'm no programmer, so coding the script took a bit, but I'm really happy with how it… The Arduino is the actual PID (proportional-integral-derivative) controller, it runs a script/program which manages the temperature control, typically keeping either your beer or your fridge at a constant temperature. A 40DA SSR is included 【Digital Display ℃/℉】It’s a digital PID controller but also supports Centigrade and Fahrenheit reading 【2 Temp Displaying Windows】The real-time temperature and the setpoint are shown at the same time Dec 18, 2011 · PID is an algorithm used to smooth out and/or reduce the peaks/vallys of a system variable (in our case, the variable would be temperature, but PID can be used for many other things). 56ft Sensor PT-100 Jan 1, 2019 · Digital, pre-wired PID temp controller by Inkbird. 56ft Sensor PT-100 Apr 26, 2023 · I'm looking for some confirmation regarding my plan to use a 120V Inkbird IPB-16S PID temperature controller to power a 240V, 5500W heating element. Oct 1, 2017 · Digital, pre-wired PID temp controller by Inkbird. The temperature readout (in the Auber manual this is the PV reading) will rapidly fluctuate temperature readings every second. It then changes to PV 100 and SV 0. It never settles on a temperature, even in a large volume of room-temperature water. Jun 17, 2014 · My temperature controller settings are still at the defaults. With simple on/off control, temperature overshoot can be expected. New posts Search forums. Whether system-integrated or freestanding, the BrewCommander™ offers automated step mashing, boil timers, and amazing advanced settings. Jun 20, 2017 · Digital, pre-wired PID temp controller by Inkbird. I used the attached PDF diagram to connect my probe and SSR to the PID (LOL acronyms). Includes PT 100 food grade sensor. Dec 28, 2007 · An example I can think of is temperature control of my MLT. I love it and keep the great work. When it comes to abbreviations i'm below zero. The epitome of automation, however, is a rig that saves effort and adds precision with a PID controller (Proportional Integral Derivative). Due to the precision required in the brewing process (±1 degree Fahrenheit or less), electronic temperature controllers are most suitable. Dec 14, 2011 · The system we are buying will suit our needs but the price of electric is really mounting. EXCELLENT TEMPERATURE CONTROL: The PID temperature controller stands out with its high-precision PID algorithm, enabling precise control of the heater to ensure a constant temperature during the malt saccharification process. When I set my HLT to 145 my PID keeps the temp on the Inkbird-106vh steady at 145 and my trusted thermometer reads 142. Dec 7, 2010 · Help Support Homebrew Talk: RIMS PID Advice. I raised the temperature to 152. Professional installation advised. Filter and sort 11 products PID Temperature Controller IPB-16S $119. Works on 230V/ 50Hz & 60Hz. Nov 26, 2015 · Tilt Wireless Green Hydrometer and Thermometer: Patented Brewing Technology for Precision Monitoring & Control for Fermentation of Beer, Wine, Cider, Mead & More Home Brew Ohio $45. 3 . HT Shen; Jun 11, 2024; Have a Question? - Contact us +61 3 9018 7935 - Mon - Fri 9:00AM - 5:00PM. I adjusted the offset to -3 and it worked as expected. 97 ($4. So I'm working on a parts list for my first brew system. 90 Mar 7, 2012 · Hi All, I'm new to this forum, I've spend several years working in process control in the Oil/Gas industry here in OZ. 1°C or ±0. I want the PID Temp Controller directing the pump to turn on as well as opening a seleniod valve to open leading to the coils in the HLTdepending on temp in MT and temp setting on the controller. I decided to go electric. 0, then quickly changes to a flashing oooo in the top display and 100 in the bottom display. The budget conscious brewer can control the wort temperature by manually adjusting the heater. 3. Mar 1, 2018 · Digital, pre-wired PID temp controller by Inkbird. 00 Save $0. If you purchased your control panel and temperature probes pre-assembled some these PID settings may already be set for you but it's always best to be familiar with them and confirm them yourself. Another aspect to look at: building a foundation with these temp controllers gives you an edge on other fun homebrew projects. It works by reading real-time temperature information from the PT100 thermocouple. I need two for a controller that I am going to build. It is only slightly more complicated and expensive to use one of the commonly imported PID controllers. You can also integrate a PID controller into your brew system to control mash temps and so on. The Cruise Controller on a car operates in exactly the same manner as the PID Controller used to control temperature in a Brew Fridge No complicated setups or tedious manuals to wade through. Here it is and Beer Hawk do it for around 30 quid:- Forums. 2°F. Jan 11, 2022 · The pid will control temperature, but boil vigor is not relative to temperature so setting the temp via pid will not control how hard it boils, the regulator controls the % of power supplied to the element, so 100% to bring it up to a boil then throttle back to control how hard the boil is, for example 55% on my boiler gives a constant, gentle Nov 2, 2010 · Hey all. Assembled from globally sourced parts by our team in Michigan. Universal 1/16 DIN PID Temperature Controller Universal 1/16 DIN PID Temperature Controller [SYL-2362] - $41. Measure range: -22~230°F. Products are available for home brewing. Nov 2, 2010 · for the control modes the (very) basic descriptions are: Manual - The controller will turn the element on/off for the specified duty cycle (70% will mean 70% of the time it is on 30% of the time it is off). Cool Brewing Fermentation Cooler 2. 2 Fahrenheit Aug 27, 2021 · The Thermocouple supplies temperature information to the InkBird PID Temperature Controller Thermostat ITC-100VH. Jul 6, 2015 · DIGITEN Digital Temperature Controller Simple Stage Thermostat Outlet Heating & Cooling Mode for Chest Freezer Refrigerator Homebrew Fermenter Greenhouse 110V 15A 1650W 4. I just wanted to run this PID by you guys and make sure it would work Aug 20, 2007 · 1) A temp controller (PID) that senses temperature and can trigger a relay. " In my case, that was a second-hand refrigerator I found for US$ 50 plus a $25 heater) on the inside. It tells your heating/cooling unit when to turn on and off to maintain your fermentation temperature. ajhe ulvvx qldovxi mwpv pkm vujl owb kkah ctaubcd bjqhf lfqsr wcjgq iunwr ruhd ifszz