Quality of air is very important, but it's not just air outside that is getting worse, sometimes air indoors can be even more dangerous. 128 sold 4.4. adding the Xiaomi sensor data into Domoticz or Home Assistant can be hard! Ease of getting the data from the sensor in a open aka hackable way. It has an automatic calibration, which is useless, because you cannot verify it is receiving 400ppm at a minimum. richieframe (Richie) November 12, 2021, 6:06pm #24. ._1aTW4bdYQHgSZJe7BF2-XV{display:-ms-grid;display:grid;-ms-grid-columns:auto auto 42px;grid-template-columns:auto auto 42px;column-gap:12px}._3b9utyKN3e_kzVZ5ngPqAu,._21RLQh5PvUhC6vOKoFeHUP{font-size:16px;font-weight:500;line-height:20px}._21RLQh5PvUhC6vOKoFeHUP:before{content:"";margin-right:4px;color:#46d160}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{display:inline-block;word-break:break-word}._22W-auD0n8kTKDVe0vWuyK{font-weight:500}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{font-size:12px;line-height:16px}._244EzVTQLL3kMNnB03VmxK{font-weight:400;color:var(--newCommunityTheme-metaText)}._2xkErp6B3LSS13jtzdNJzO{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin-top:13px;margin-bottom:2px}._2xkErp6B3LSS13jtzdNJzO ._22W-auD0n8kTKDVe0vWuyK{font-size:12px;font-weight:400;line-height:16px;margin-right:4px;margin-left:4px;color:var(--newCommunityTheme-actionIcon)}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y{border-radius:4px;box-sizing:border-box;height:21px;width:21px}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(2),._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(3){margin-left:-9px} Work Order History. Do not combine it with a smoke detector: Smoke detectors need to de mounted high, CO will kill you before it reaches the ceiling. MH-Z14A NDIR carbon dioxide sensor (up to 5000 ppm). The C7233 & C7263 Series Sensors are a stand-alone carbon dioxide (CO2) sensors for use in determining ventilation necessity with HVAC controllers. You can calibrate it's readings in Z2M's control panel via the Settings (Specific) tab. ESPHome supports several different options for particulate that are very cost effective (and CO2, VOC, etc). I use zigbee2mqtt and needed to send it a message to allow new devices while the sensor was in pairing mode (long press reset until it flashes). WiFi: Requires 2.4GHz (802.11 b/g/n), channels 1-13 . The PM2.5 sensor communicates with the Arduino through a serial interface. Aranet4 wireless sensor monitors indoorair quality at home, office or school and indicates when the ventilation is needed. .FIYolDqalszTnjjNfThfT{max-width:256px;white-space:normal;text-align:center} Can you make it nice and tight in a box so it doesnt look like a rats nest? There is a difference between inverters that are connected via an ethernet module and those connected via a Wi-Fi module. .ehsOqYO6dxn_Pf9Dzwu37{margin-top:0;overflow:visible}._2pFdCpgBihIaYh9DSMWBIu{height:24px}._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu{border-radius:2px}._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu:focus,._2pFdCpgBihIaYh9DSMWBIu.uMPgOFYlCc5uvpa2Lbteu:hover{background-color:var(--newRedditTheme-navIconFaded10);outline:none}._38GxRFSqSC-Z2VLi5Xzkjy{color:var(--newCommunityTheme-actionIcon)}._2DO72U0b_6CUw3msKGrnnT{border-top:none;color:var(--newCommunityTheme-metaText);cursor:pointer;padding:8px 16px 8px 8px;text-transform:none}._2DO72U0b_6CUw3msKGrnnT:hover{background-color:#0079d3;border:none;color:var(--newCommunityTheme-body);fill:var(--newCommunityTheme-body)} Home Assistant Glow is powered by ESPHome. Temperature, humidity . Shelly H&T Humidity and Temperature (2 Pack) Can be connected to a Wi-Fi network, without the need of any additional controller. This means that for projects from measuring indoor air quality to measuring atmospheric CO2, a 0-1% (0-10,000ppm) CO2 sensor is your best solution. 14 OTHERS CLICKED THIS LINK to send a PM to also be reminded and to reduce spam. For outdoor use, the 06002M is still available on Acurite's website for $16 USD. .c_dVyWK3BXRxSN3ULLJ_t{border-radius:4px 4px 0 0;height:34px;left:0;position:absolute;right:0;top:0}._1OQL3FCA9BfgI57ghHHgV3{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;-ms-flex-pack:start;justify-content:flex-start;margin-top:32px}._1OQL3FCA9BfgI57ghHHgV3 ._33jgwegeMTJ-FJaaHMeOjV{border-radius:9001px;height:32px;width:32px}._1OQL3FCA9BfgI57ghHHgV3 ._1wQQNkVR4qNpQCzA19X4B6{height:16px;margin-left:8px;width:200px}._39IvqNe6cqNVXcMFxFWFxx{display:-ms-flexbox;display:flex;margin:12px 0}._39IvqNe6cqNVXcMFxFWFxx ._29TSdL_ZMpyzfQ_bfdcBSc{-ms-flex:1;flex:1}._39IvqNe6cqNVXcMFxFWFxx .JEV9fXVlt_7DgH-zLepBH{height:18px;width:50px}._39IvqNe6cqNVXcMFxFWFxx ._3YCOmnWpGeRBW_Psd5WMPR{height:12px;margin-top:4px;width:60px}._2iO5zt81CSiYhWRF9WylyN{height:18px;margin-bottom:4px}._2iO5zt81CSiYhWRF9WylyN._2E9u5XvlGwlpnzki78vasG{width:230px}._2iO5zt81CSiYhWRF9WylyN.fDElwzn43eJToKzSCkejE{width:100%}._2iO5zt81CSiYhWRF9WylyN._2kNB7LAYYqYdyS85f8pqfi{width:250px}._2iO5zt81CSiYhWRF9WylyN._1XmngqAPKZO_1lDBwcQrR7{width:120px}._3XbVvl-zJDbcDeEdSgxV4_{border-radius:4px;height:32px;margin-top:16px;width:100%}._2hgXdc8jVQaXYAXvnqEyED{animation:_3XkHjK4wMgxtjzC1TvoXrb 1.5s ease infinite;background:linear-gradient(90deg,var(--newCommunityTheme-field),var(--newCommunityTheme-inactive),var(--newCommunityTheme-field));background-size:200%}._1KWSZXqSM_BLhBzkPyJFGR{background-color:var(--newCommunityTheme-widgetColors-sidebarWidgetBackgroundColor);border-radius:4px;padding:12px;position:relative;width:auto} Costs around 100 . I'm assuming it'll connect via wifi or zigbee. However, so far, what I am using, I continue to think I have made good choices. Both firmware and case are fully open source and it is relatively straightforward to make . Unfortunately, the USB port is not USB-C, but Micro-USB. Funnily enough, my Withings scale has a CO2 sensor built in that integrates well with HA. I use Xiaomi ClearGrass Air detector, it has Senseair S8 built in sensor and HomeAssistant integration too. ._1aTW4bdYQHgSZJe7BF2-XV{display:-ms-grid;display:grid;-ms-grid-columns:auto auto 42px;grid-template-columns:auto auto 42px;column-gap:12px}._3b9utyKN3e_kzVZ5ngPqAu,._21RLQh5PvUhC6vOKoFeHUP{font-size:16px;font-weight:500;line-height:20px}._21RLQh5PvUhC6vOKoFeHUP:before{content:"";margin-right:4px;color:#46d160}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{display:inline-block;word-break:break-word}._22W-auD0n8kTKDVe0vWuyK{font-weight:500}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{font-size:12px;line-height:16px}._244EzVTQLL3kMNnB03VmxK{font-weight:400;color:var(--newCommunityTheme-metaText)}._2xkErp6B3LSS13jtzdNJzO{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin-top:13px;margin-bottom:2px}._2xkErp6B3LSS13jtzdNJzO ._22W-auD0n8kTKDVe0vWuyK{font-size:12px;font-weight:400;line-height:16px;margin-right:4px;margin-left:4px;color:var(--newCommunityTheme-actionIcon)}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y{border-radius:4px;box-sizing:border-box;height:21px;width:21px}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(2),._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(3){margin-left:-9px} 4GHZ; Screen size: 3.97 inches . I was thinking with a hub I would not need to daisy chain the Modbus devices. reading time: 1 minute. I use an SPS30 particulate sensor to get PM1/2.5/4/10 on an ESPHome (ESP8266) that I'm pretty happy with as well. CO2 sensor: Measurement range 0 to 5,000 ppm; Sound meter: . The readings were reset to 400 ppm and then when I took the sensor to another room with people it shows reasonable values. This is often a problem. ago. WiFi connectivity Vitesy Hub app provides real-time levels of temperature, humidity, VOCs, ultrafine particulate and carbon dioxide Built-in 1 L water tank with floating water level indicator Connects to smart home devices, including Amazon Alexa and Google Assistant, for voice command control Energy efficient ._3Qx5bBCG_O8wVZee9J-KyJ{border-top:1px solid var(--newCommunityTheme-widgetColors-lineColor);margin-top:16px;padding-top:16px}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN{margin:0;padding:0}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;margin:8px 0}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ.QgBK4ECuqpeR2umRjYcP2{opacity:.4}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ label{font-size:12px;font-weight:500;line-height:16px;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ label svg{fill:currentColor;height:20px;margin-right:4px;width:20px;-ms-flex:0 0 auto;flex:0 0 auto}._3Qx5bBCG_O8wVZee9J-KyJ ._4OtOUaGIjjp2cNJMUxme_{-ms-flex-pack:justify;justify-content:space-between}._3Qx5bBCG_O8wVZee9J-KyJ ._4OtOUaGIjjp2cNJMUxme_ svg{display:inline-block;height:12px;width:12px}._2b2iJtPCDQ6eKanYDf3Jho{-ms-flex:0 0 auto;flex:0 0 auto}._4OtOUaGIjjp2cNJMUxme_{padding:0 12px}._1ra1vBLrjtHjhYDZ_gOy8F{font-family:Noto Sans,Arial,sans-serif;font-size:12px;letter-spacing:unset;line-height:16px;text-transform:unset;--textColor:var(--newCommunityTheme-widgetColors-sidebarWidgetTextColor);--textColorHover:var(--newCommunityTheme-widgetColors-sidebarWidgetTextColorShaded80);font-size:10px;font-weight:700;letter-spacing:.5px;line-height:12px;text-transform:uppercase;color:var(--textColor);fill:var(--textColor);opacity:1}._1ra1vBLrjtHjhYDZ_gOy8F._2UlgIO1LIFVpT30ItAtPfb{--textColor:var(--newRedditTheme-widgetColors-sidebarWidgetTextColor);--textColorHover:var(--newRedditTheme-widgetColors-sidebarWidgetTextColorShaded80)}._1ra1vBLrjtHjhYDZ_gOy8F:active,._1ra1vBLrjtHjhYDZ_gOy8F:hover{color:var(--textColorHover);fill:var(--textColorHover)}._1ra1vBLrjtHjhYDZ_gOy8F:disabled,._1ra1vBLrjtHjhYDZ_gOy8F[data-disabled],._1ra1vBLrjtHjhYDZ_gOy8F[disabled]{opacity:.5;cursor:not-allowed}._3a4fkgD25f5G-b0Y8wVIBe{margin-right:8px} 5.4) Option 4: Using SmartThings compatible sensors with ecobee. They seem to be solid. I wondered for a while about calibration as well (temp, RH), but in the end dont use it. . /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/IdCard.ea0ac1df4e6491a16d39_.css.map*/._2JU2WQDzn5pAlpxqChbxr7{height:16px;margin-right:8px;width:16px}._3E45je-29yDjfFqFcLCXyH{margin-top:16px}._13YtS_rCnVZG1ns2xaCalg{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex}._1m5fPZN4q3vKVg9SgU43u2{margin-top:12px}._17A-IdW3j1_fI_pN-8tMV-{display:inline-block;margin-bottom:8px;margin-right:5px}._5MIPBF8A9vXwwXFumpGqY{border-radius:20px;font-size:12px;font-weight:500;letter-spacing:0;line-height:16px;padding:3px 10px;text-transform:none}._5MIPBF8A9vXwwXFumpGqY:focus{outline:unset} I can tell you from experience it does not work that way. Is there a little fan or something in it? Connectivity to any (!) Powered by a worldwide community of tinkerers and DIY enthusiasts. Fun thread, question I asked myself a few years ago as well, so heres a long read. Just looking for an economical RS485 hub for the Modbus. I've got a Foobot Home from 2016 for about $160. RTL_433 does use MQTT to report sensor data, but I'm a big fan of MQTT, so it's worth the setup effort in my opinion. Has a direct integration. $249 * from Amazon. Since HA has a Tuya integration, does this also mean that these meters will (most probably) work with HA? It digitalizes . Id not build it like this again, Id place them in my ventilation channels and only use to steer valves that way. 27.9US $ 10% OFF|new and original senseAir S8 004 0 0053 S8 0053 infrared CO2 DIY Air Quality Sensor Kits from a company called AirGradient, AirGradient - Air Quality DIY Sensor and Education, Though what and how accurate that is is debatable, Continuous (forced) air flow is probably needed for any sort of accurate use. Picture from prototype board with CO2/VOC chip top right: The sensors are self-calibrating as long as they see some fresh air once in a while, or so they claim. This CO2 meter has an NDIR sensor, which is the only correct way to measure C02. Then solder the CO2 sensor onto the PCB. Dec. 31: Republican Herald Minnesota starwatch for January Minnesota Institute for Astrophysics offers public viewings of the night sky. 87. . Can be powered from the mains using its Micro-USB port. The indoor-only, USB-powered sensor, https://www.ecowitt.com/shop/goodsDetail/61, has an interval of 1 minute. For this first boot, Home Assistant will download the latest version, which will take ~20 minutes. I find it somehow strange that these devices are cheaper than a DIY CO2 module and Id guess that they are not that accurate but as long as they are +/-100 ppm Im fine with it. This sensor uses the web interface and to use it, you have to be able to connect to the solar inverter from your favorite web browser. Black roof headlining. Doesnt matter if youre interested in the CO2 concentration variations and trends rather than the absolute concentration. ._3oeM4kc-2-4z-A0RTQLg0I{display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between} sda: 21 scl: 22 scan: True # SCD30 sensor: - platform: scd30 co2: name: "CO2 . Do people with issues truly have a passive house?Nevertheless, I wonder what the CO2 levels would be in a home that has several house plants. Now that our sensor data is being recorded, and we have enabled Home Assistant control of our ventilation system, we need to automate our indoor air quality to ensure proper ventilation. Airthings - Wave Plus Smart Indoor Air Quality Monitor with Radon Detection. But Im looking around for something cheaper - Im thinking about building ESPHome based air quality monitors as gifts (add a screen etc). It just estimates its amount by correlating it to the TVOC measures (equivalent CO2, eCO2). I guess that in a house thats not unreasonable to expect. .LalRrQILNjt65y-p-QlWH{fill:var(--newRedditTheme-actionIcon);height:18px;width:18px}.LalRrQILNjt65y-p-QlWH rect{stroke:var(--newRedditTheme-metaText)}._3J2-xIxxxP9ISzeLWCOUVc{height:18px}.FyLpt0kIWG1bTDWZ8HIL1{margin-top:4px}._2ntJEAiwKXBGvxrJiqxx_2,._1SqBC7PQ5dMOdF0MhPIkA8{vertical-align:middle}._1SqBC7PQ5dMOdF0MhPIkA8{-ms-flex-align:center;align-items:center;display:-ms-inline-flexbox;display:inline-flex;-ms-flex-direction:row;flex-direction:row;-ms-flex-pack:center;justify-content:center} ._3-SW6hQX6gXK9G4FM74obr{display:inline-block;vertical-align:text-bottom;width:16px;height:16px;font-size:16px;line-height:16px} . You can definitely see a build-up downstairs until I open a few large doors we have there which wafts a ton of air over the sensor. From my experience, devices that are not plugged into the wall. What's the radio on it? You can buy 3-4 kits and shipping for the same price as the Awair. Standalone device. Price is not absurd given the feature set, in fact it may be a bargain. It employs live data to make core labs, such as photosynthesis, cellular respiration, and metabolism experiments engaging and impactful. Put it into a case. Amazon.com: Govee Hygrometer Thermometer, Wireless Thermometer, Mini Bluetooth Humidity Sensor with Notification Alert, Data Storage and Export, 262 Feet Connecting Range : Patio, Lawn & Garden. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Hi, I tried to find the blog-post I was following when building the sensor, however I cant find it. PurpleAir. .LalRrQILNjt65y-p-QlWH{fill:var(--newRedditTheme-actionIcon);height:18px;width:18px}.LalRrQILNjt65y-p-QlWH rect{stroke:var(--newRedditTheme-metaText)}._3J2-xIxxxP9ISzeLWCOUVc{height:18px}.FyLpt0kIWG1bTDWZ8HIL1{margin-top:4px}._2ntJEAiwKXBGvxrJiqxx_2,._1SqBC7PQ5dMOdF0MhPIkA8{vertical-align:middle}._1SqBC7PQ5dMOdF0MhPIkA8{-ms-flex-align:center;align-items:center;display:-ms-inline-flexbox;display:inline-flex;-ms-flex-direction:row;flex-direction:row;-ms-flex-pack:center;justify-content:center} Final Verdict. They are pricey, but on my rant, they defend their solutions with at least some research. It exposes the same entities as the Wi-Fi version in Home Assistant. I was sent a wifi version first. Easy to use http service for a json dump of the readings. Before settling on the CSS811 Ive tested a lot of other sensor components mentioned in this thread as well (no results data saved though, sorry), I do have serious space/power restrictions with KNX and the size of these boards. We will create two separate automation routines to control the ERV using the values of the CO2 sensor. Home Assistant Glow monitors this light and brings it as a consumption sensor into Home Assistant. Once your device is up and running, it can work with tons of HomeKit accessories such as smart plugs that can turn on an air purifier if the air in your home becomes an issue. I use MH-Z19 with ESPHome. (I have a well ventilated house, both window and mechanical so probably wont run into problems anyway). The Amazon Smart Air Quality Monitor (about $70) launched toward the end of 2021 and comes with a wealth of sensors to track indoor air quality: particulate matter, volatile organic compounds, carbon monoxide, humidity, and temperature. There are other CO2 meters that work via the Tuya platform. The sensor is temperature compensated and can operate in high humidity environments. After wake-up Ive left the room and close the door, you can see the detection goes up for a while until over time all gets cleaned out. Clearly the co2 and voc sensors are correlated but DP 2 "unknown1" in the graph seems unaffected. Sensors are a basic platform component in Home Assistant. Home Assistant Glow. 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