|< 74em 8em 8em 8em 30em 6em 14em>|
^Type of \\ measurement ^Model^Power \\ voltage ^Measurement, range, accuracy^Communication^Note|
|{{anchor:_6025}}{{:sensor:g.png|Airflow Sensor}}<color blue> \\ Airflow Sensor \\ Nebulizer Air Switch </color>|Unidro \\ **6025/6027** {{ :sensor:ls_6025.png?100 |6025/6027}}|**3.3V** \\ (2.5 .. 4.5V)|Output voltage: 3.7V|Analog|Load current: 5mA \\ Response time: 46ms|
|{{anchor:am2315c}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Adafruit \\ **AM2315C** {{ :sensor:am2315c.png?100 |AM2315C}}|**3.3 / 5 V** \\ (2.2 .. 5.5V)|Temperature measurement range: -40 .. +80 °C\\ Temperature measurement accuracy: ±0.3°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±2%|[[com:basic_i2c|I²C]]|Measure: 3.2 mW \\ Reaction time: 8s|
|{{anchor:bmp180}}{{:sensor:t.png|Temperature measuring}}{{:sensor:p.png|Air-pressure measuring}}<color blue> \\ Temperature \\ Air-pressure</color>|Bosch \\ **BMP180** {{ :sensor:bmp_180.png?100 |BMP180}}|**3.3 V** \\ (1.62 .. 3.6V)|Temperature measurement range: -40 .. +85 °C\\ Temperature measurement accuracy: ±1.5°C\\ Air pressure Range: 4.35PSI .. 15.95PSI (30kPa .. 110kPa) \\ Air pressure accuracy: ±2%|[[com:basic_i2c|I²C]] \\ default addr.: **0x77** (fix)|Maximum Pressure: 145.04PSI (1000kPa) \\ Temperature resolution: 0.1 °C \\ Pressure resolution: 1 Pa|
|{{anchor:bme280}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}{{:sensor:p.png|Air-press measuring}}<color blue> \\ Temperature \\ Humidity \\ Air pressure</color>|Bosch \\ **BME280** {{ :sensor:bme_280.png?100 |BME280}}|**3.3 V** \\ (1.71 .. 3.6V)|Temperature measurement range: -40 .. +80 °C\\ Temperature measurement accuracy: ±0.5°C (-40..85)\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±3% \\ Air pressure Range: 300 .. 1100 hPa \\ Air pressure accuracy: ±0.25%|[[com:basic_i2c|I²C]] \\ default addr.: **0x76/77** \\ [[com:basic_spi|SPI]]|-|
|{{anchor:bme680}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}{{:sensor:p.png|Air-pressure measuring}}<color blue> \\ Temperature \\ Humidity \\ Air pressure</color>|Bosch \\ **BME680** {{:sensor:bme_680.png?100 |BME680}}|**3.3 V** \\ (1.71 .. 3.6V)|Temperature measurement range: -40 .. +80 °C\\ Temperature measurement accuracy: ±1.5°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±3% \\ Air pressure Range: 300 .. 1100 hPa \\ Air pressure accuracy: ±0.25%|[[com:basic_i2c|I²C]] \\ default addr.: **0x76/77** \\ [[com:basic_spi|SPI]]|Direct output of IAQ: Index for Air Quality|
|{{anchor:bmp280}}{{:sensor:t.png|Temperature measuring}}{{:sensor:p.png|Air-press measuring}}<color blue> \\ Temperature \\ Air-pressure</color>|Bosch \\ **BMP280** {{ :sensor:bmp_280.png?100 |BMP280}}|**3.3 V** \\ (1.71 .. 3.6V)|Temperature measurement range: -40 .. +85 °C\\ Temperature measurement accuracy: ±1.5°C\\ Air pressure Range: 4.35PSI .. 15.95PSI (30kPa .. 110kPa)\\ Air pressure accuracy: ±2%|[[com:basic_i2c|I²C]] \\ default addr.: **0x76** \\ [[com:basic_spi|SPI]]|Maximum Pressure: 290.08PSI (2000kPa) \\ Temperature resolution: 0.01 °C \\ Pressure resolution: 0.16 Pa|
|{{anchor:ccs811}}{{:sensor:g.png|Gas sensor}} \\ <color blue> CO<sub>2</sub> \\ VOC </color>|Sciosense \\ **CCS811** {{ :sensor:ccs_811.png?100 |CCS811}}|**3.3V** \\ (1.8 .. 3.6V)|equivalent CO<sub>2</sub> (eCO<sub>2</sub>): 400 ppm .. 32768 ppm \\ equivalent Total Volatile Organic Compound (eTVOC): 0 ppb .. 29206 ppb.|[[com:basic_i2c|I²C]] \\ default address: **0x5A / 0x5B**|Standard (100kbit/s) and fast (400kbit/s) I²C interface \\ Power Consumption maximum: 46 mW|
|{{anchor:d6t_32l}}{{:sensor:t.png|Temperature sensor}}\\ <color blue>Non-Contact Thermal Sensor</color> |Omron \\ **D6T-32L** {{:sensor:d6t_32l.png?100|D6T-32L}}|**5V**|Number of elements: 1024 (32 × 32) \\ Current consumption: 19 mA \\ Object temperature detection: \\ D6T-32L-01A: 0 to 200°C|[[com:basic_i2c|I²C]]|Response time: 200 msec \\ [[https://github.com/omron-devhub/d6t-2jcieev01-arduino|Arduino lib]]|
|{{anchor:d6t_44l}}{{:sensor:t.png|Temperature sensor}}\\ <color blue>Non-Contact Thermal Sensor</color> |Omron \\ **D6T-44L** {{:sensor:d6t_44l.png?100|D6T-44L}}|**5V**|Number of elements: 16 (4 × 4) \\ Current consumption: 5 mA \\ Object temperature detection: \\ D6T-44L-06: 5 .. 50°C \\ D6T-44L-06H: 5 .. 200°C|[[com:basic_i2c|I²C]]|Response time: 300 msec \\ [[https://github.com/omron-devhub/d6t-2jcieev01-arduino|Arduino lib]]|
|{{anchor:d6t_8l}}{{:sensor:t.png|Temperature sensor}}\\ <color blue>Non-Contact Thermal Sensor</color> |Omron \\ **D6T-8L** {{:sensor:d6t_8l.png?100|D6T-8L}}|**5V**|Number of elements: 8 (1 × 8) \\ Current consumption: 5 mA \\ Object temperature detection: \\ D6T-8L-09: 5 .. 50°C \\ D6T-8L-09H: 5 .. 200°C|[[com:basic_i2c|I²C]]|Response time: 250 msec \\ [[https://github.com/omron-devhub/d6t-2jcieev01-arduino|Arduino lib]]|
|{{anchor:d6t_1a}}{{:sensor:t.png|Temperature sensor}}\\ <color blue>Non-Contact Thermal Sensor</color> |Omron \\ **D6T-1A** {{:sensor:d6t_1a.png?100|D6T-1A}}|**5V**|Number of elements: 1 (1 × 1) \\ Current consumption: 3.5 mA \\ Object temperature detection: \\ D6T-1A-01: 5 .. 50°C \\ D6T-1A-02: -40 .. 80°C|[[com:basic_i2c|I²C]]|Response time: 100 msec \\ [[https://github.com/omron-devhub/d6t-2jcieev01-arduino|Arduino lib]]|
|{{anchor:dht11}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|**DHT11** {{ :sensor:dht_11.png?100 |DHT11}}|**3.3 / 5 V** \\ (3.3 .. 5.5V)|Temperature measurement range: 0 .. +50 °C\\ Temperature measurement accuracy: ±2°C\\ Humidity measurement range: 20..90% RH\\ Humidity measurement accuracy: ±5%|[[com:basic_1wire|1-Wire]]|8 bit resolution, response time 10 sec|
|{{anchor:dht20}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|**DHT20** {{ :sensor:dht_20.png?100 |DHT20}}|**3.3 / 5 V** \\ (2.2 .. 5.5V)|Temperature measurement range: -40 .. +80 °C\\ Temperature measurement accuracy: ±0.5°C (-40..80)\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±3%|[[com:basic_i2c|I²C]] \\ default addr.: **0x38**|-|
|{{anchor:dht22}}{{anchor:am2302}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|**DHT22 \\ AM2302** {{ :sensor:dht_22.png?100 |DHT22}}|**3.3 / 5 V** \\ (2.2 .. 5.5V)|Temperature measurement range: -40 .. +80 °C\\ Temperature measurement accuracy: ±0.5°C (-40..80)\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±2%|single-bus|-|
|{{anchor:dps310}}{{:sensor:t.png|Temperature sensor}}{{:sensor:p.png|Pressure sensor}}\\ <color blue>Barometric Pressure Sensor</color> |Infineon \\ **DPS310** {{:sensor:dps310.png?100|DPS310}}|**3.3V**|Supply voltage: VDD<sub>IO</sub>: 1.2 .. 3.6 V \\ Operation range: Pressure: 300 .. 1200 hPa. Temperature: -40 – 85 °C \\ Pressure sensor precision: ± 0.002 hPa (or ±0.02 m) (high precision mode) \\ Relative accuracy: ± 0.06 hPa (or ±0.5 m) \\ Absolute accuracy: ± 1 hPa (or ±8 m) \\ Temperature accuracy: ± 0.5°C \\ Pressure temperature sensitivity: 0.5Pa/K|[[com:basic_i2c|I²C]] or [[com:basic_spi|SPI]] \\ I2C default address: **0x76** (SDO←GND) or **0x77** (SDO←VDD<sub>IO</sub>)|Measurement time: Typical: 27.6 ms|
|{{anchor:ds18b20}}{{:sensor:t.png|Temperature measuring}}<color blue> \\ Temperature </color>|Dallas \\ **DS18B20** {{ :sensor:ds18b20.png?100 |DS18B20}}|**3.3 / 5 V** \\ (3.3 .. 5.5V)|Temperature measurement range: -55 .. +125 °C\\ Temperature measurement accuracy: ±0.5°C|[[com:basic_1wire|1-Wire]]|9 to 12 bit (selectable) resolution \\ Conversion Time < 750ms \\ Current Consumption: 1mA|
|{{anchor:gm102}}{{:sensor:g.png|Gas sensor}} \\ <color blue>NO²</color> |MEMS \\ **GM-102b** {{:sensor:gm_102.png?100|GM-102}}|**5V**|Detection Range: 0.1~10ppm (NO²) \\ Heater Resistance: 80Ω±20Ω（room temperature|analog signal|-|
|{{anchor:gm302}}{{:sensor:g.png|Gas sensor}} \\ <color blue>alcohol gas</color> |MEMS \\ **GM-302b** {{:sensor:gm_102.png?100|GM-302}}|**5V**|Detection Range: 1..500ppm (Ethanol vapor) \\ 80Ω±20Ω（room temperature|analog signal|-|
|{{anchor:gm502}}{{:sensor:g.png|Gas sensor}} \\ <color blue>Alcohol (C2H5OH) \\ Hydrogen(H2) \\ Formaldehyde(CH2O)</color> |MEMS \\ **GM-502b** {{:sensor:gm_102.png?100|GM-502}}|**5V**|Detection: Alcohol (C2H5OH), 10..500ppm \\ Detection: Hydrogen(H2), 1..1000ppm \\ Detection: Formaldehyde(CH2O), 10..100ppm|analog signal|-|
|{{anchor:gm702}}{{:sensor:g.png|Gas sensor}} \\ <color blue>Carbon monoxide (CO) \\ Hydrogen (H2)</color> |MEMS \\ **GM-702b** {{:sensor:gm_102.png?100|GM-702}}|**5V**|Detection: \\ Carbon monoxide sensor (CO) : 10..5000ppm \\ Hydrogen sensor (H2): 10..500ppm|analog signal|-|
|{{anchor:hdc1080}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Texas Instruments \\ **HDC 1080** {{ :sensor:hdc1080.png?100 |HDC 1080}}|**3.3 - 5 V** \\ (2.7 .. 5.5V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.2°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±2%|[[com:basic_i2c|I²C]] \\ default addr.: **0x40**|14 Bit Measurement Resolution \\ 100 nA Sleep Mode Current|
|{{anchor:htu21}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|TE Connectivity \\ **HTU21** {{ :sensor:htu_21.png?100 |HTU21}}|**3.3V** \\ (1.5 .. 3.6V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.3°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±2%|[[com:basic_i2c|I²C]] \\ default addr.: **0x40** (fix)|Power Dissipation: 2.7 µW \\ Resolution: 12 / 8 bit \\ Measuring Time: 3..16 ms|
|{{anchor:mics_5524}}{{:sensor:g.png|Gas sensor}} \\ <color blue>Carbon monoxide (CO) \\ Methane (CH4) \\ Ethanol (C2H5OH) \\ Propane (C3H8) \\ Butane (C4H10) \\ Hydrogen (H2) \\ Hydrogen sulfide (H2S) \\ Ammonia (NH3)</color> |Fermion \\ **MICS-5524 V1.0** {{:sensor:mics_5524_v10.png?100|MICS-5524 V1.0}}|**5V**|<color red>The module is intended for educational and hobby purposes! </color>\\  \\ Measuring range: \\ 1 .. 1000 ppm (carbon monoxide CO) \\ 10 .. 500ppm (Ethanol C2H5OH) \\ 1 .. 1000ppm (Hydrogen H2) \\ 1 .. 500 ppm (NH3 ammonia) \\ > 1000 ppm (methane CH4)|analog signal|-|
|{{anchor:mq2}}{{:sensor:g.png|Gas sensor}}\\ <color blue>Smoke gas \\ Combustible gas</color>|Winsen \\ **MQ-2** {{ :sensor:mq_2.png?100 |MQ-2}}|**5V**|Flammable gas concentracion: 300 .. 10'000ppm \\ \\ Heater Resistance; RH: 29Ω ±3Ω（room tem.）\\ Heater consumption; PH: ≤950mW \\ Sensitivity;S: Ro(in air) / Rs (2000 ppm C<sub>3</sub>H<sub>8</sub>) ≥ 5 \\ Output Voltage;Vs: 2.5V～4.0V（in 2000 ppm C<sub>3</sub>H<sub>8</sub>）\\ Concentration Slope;α: ≤0.6 (R3000 ppm / R1000 ppm C<sub>3</sub>H<sub>8</sub>)|analog signal|Lifespan: 10 years \\ Preheat time: Over 24 hour|
|{{anchor:mq3}}{{:sensor:g.png|Gas sensor}}\\ <color blue> Alcohol gas \\ \\ </color><color orange> Small sensitivy:</color><color blue> Benzine gas </color>|Winsen \\ **MQ-3** {{ :sensor:mq_3.png?100 |MQ-3}}|**5V**|Detecting concentration scope：0.05 mg / 10 mg/L Alcohol \\ \\ Sensing Resistance: 1 MΩ - 8 MΩ (0.4 mg/L alcohol)|analog signal|Preheat time: Over 24 hour|
|{{anchor:mq4}}{{:sensor:g.png|Gas sensor}}\\ <color blue>CH<sub>4</sub> gas \\ Natural gas \\ LNG </color> \\ \\ <color orange>Small sensitivy:</color><color blue> \\ Alcohol \\ Smoke</color>|Winsen \\ **MQ-4** {{ :sensor:mq_4.png?100 |MQ-4}}|**5V**|Detecting concentration scope：200-10'000ppm CH<sub>4</sub>, natural gas \\ \\ Sensing Resistance: 10KΩ- 60KΩ (1000ppm CH<sub>4</sub>)|analog signal|Preheat time: Over 24 hour|
|{{anchor:mq5}}{{:sensor:g.png|Gas sensor}}\\ <color blue>LPG \\ Iso-butane \\ Propane </color> \\ \\ <color orange>Small sensitivy:</color><color blue> \\ Alcohol \\ Smoke</color>|Winsen \\ **MQ-5** {{ :sensor:mq_5.png?100 |MQ-5}}|**5V**|Detecting concentration scope：200-10'000ppm LPG,LNG, Natural gas, Iso-butane, Propane, Town gas \\ \\ Sensing Resistance: 10KΩ- 60KΩ (5000 ppm methane)|analog signal|Preheat time: Over 24 hour|
|{{anchor:mq6}}{{:sensor:g.png|Gas sensor}}\\ <color blue>Town gas \\ Natural gas \\ LPG \\ LNG \\ Iso-butane \\ Propane</color> \\ \\ <color orange>Small sensitivy:</color><color blue> \\ Alcohol \\ Smoke</color>|Winsen \\ **MQ-6** {{ :sensor:mq_6.png?100 |MQ-6}}|**5V**|Detecting concentration scope：200-10'000ppm LPG ,iso-butane, propane, LNG \\ \\ Sensing Resistance: 10KΩ- 60KΩ (10'00ppm LPG)|analog signal|Preheat time: Over 24 hour|
|{{anchor:mq7}}{{:sensor:g.png|Gas sensor}}\\ <color blue>CO</color>|Winsen \\ **MQ-7** {{ :sensor:mq_7.png?100 |MQ-7}}|**5V**|Detecting concentration scope：over 300 ppm CO (Carbon Monoxide)\\ \\ Sensing Resistance: 2KΩ- 20KΩ (100 ppm CO)|analog signal|Preheat time: Over 48 hour|
|{{anchor:mq8}}{{:sensor:g.png|Gas sensor}}\\ <color blue>H<sub>2</sub></color> \\ \\ <color orange>Small sensitivy:</color><color blue> \\ Alcohol \\ LPG \\ cooking fumes</color>|Winsen \\ **MQ-8** {{ :sensor:mq_8.png?100 |MQ-8}}|**5V**|Detecting concentration scope：100-10000ppm Hydrogen (H<sub>2</sub>)\\ \\ Sensing Resistance: 10KΩ- 60KΩ (1000 ppm H<sub>2</sub>)|analog signal|Preheat time: Over 24 hour|
|{{anchor:mq9}}{{:sensor:g.png|Gas sensor}}\\ <color blue>CO \\ CH<sub>4</sub> gas \\ LPG </color> |Winsen \\ **MQ-9** {{ :sensor:mq_9.png?100 |MQ-9}}|**5V**|Detecting range：\\ 20 ppm .. 2000 ppm carbon monoxide \\ 500 ppm .. 10'000 ppm CH<sub>4</sub> \\ 500 ppm .. 10'000 ppm LPG \\ \\ Sensing Resistance: 2KΩ- 20KΩ (100 ppm CH<sub>4</sub>)|analog signal|Preheat time: Over 48 hour|
|{{anchor:mq135}}{{:sensor:g.png|Gas sensor}}\\ <color blue>NO<sub>x</sub> \\ NH<sub>3</sub> \\ alcohol \\ Benzene \\ smoke \\ CO<sub>2</sub> </color> |Winsen \\ **MQ-135** {{ :sensor:mq_135.png?100 |MQ-135}}|**5V**|Detecting range：\\ 10 ppm .. 300 ppm NH<sub>3</sub> \\ 10 ppm .. 1000 ppm Benzene \\ 10 ppm .. 300 ppm Alcohol \\ \\ Sensing Resistance: 30KΩ- 200KΩ (100 ppm NH<sub>3</sub>)|analog signal|Preheat time: Over 24 hour|
|{{anchor:o2_a2}}{{:sensor:g.png|Gas sensor}}\\ <color blue>Oxigen</color> |AlphaSense \\ **O2-A2** {{:sensor:o2_a2.png?100 |O2-A2}}|**5V**|Range of oxygen sensor: 0..30 % \\ Load resistance: 47-100 Ω|analog signal|-|
|{{anchor:scd30}}{{:sensor:g.png|Gas sensor}}{{:sensor:t.png|Temperature sensor}}{{:sensor:h.png|Humidity sensor}}\\ <color blue>CO2 \\ humidity \\ temperature</color> |**SCD-30** {{:sensor:scd30.png?100|SCD-30}}|**3.3V / 5V**|Humidity range: 0 .. 100 %RH \\ Temperature range: -40°C .. 70°C \\ CO² range: 0 .. 40’000 ppm (I²C, UART), 0 .. 5’000 ppm (PWM)|UART (Modbus Point to Point; TTL Logic), PWM and [[com:basic_i2c|I²C]]|Response time: 20s \\ Sensor lifetime: 15 years|
|{{anchor:scd40}}{{:sensor:g.png|Gas sensor}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}} \\ <color blue> CO<sub>2</sub> \\ Air-quality \\ Temperature \\ Humidity </color>|Sensirion \\ **SCD40-D-R2** {{ :sensor:scd_40.png?100 |SCD40-D-R2}}|**3.3V / 5V** \\ (2.4 .. 5.5V)|CO<sub>2</sub> output range: 0 .. 40'000 ppm \\ CO<sub>2</sub> measurement accuracy: ± 40 ppm \\ Humidity measurement range: 0 %RH .. 100 %RH \\ Humidity measurement accuracy: ±6 %RH \\ Temperature measurement range: 10°C .. 60°C \\ Temperature measurement accuracy: ±1.5 °C|[[com:basic_i2c|I²C]] \\ default address: **0x62**|SCL clock frequency: 100 kHz|
|{{anchor:sgp30}}{{:sensor:g.png|Gas quality}}\\ <color blue>VOC - \\ CO2-eq Sensor</color> |Sensirion \\ **SGP30** {{:sensor:sgp30.png?100|SGP30}}|**1.8V**|Supply voltage	1.62 .. 1.98 V \\ Measurement range (CO₂-eq): 0 .. 1000 ppm \\ Specified range: \\ Ethanol signal: 0.3 ppm .. 30 ppm \\ H<sub>2</sub> signal 0.5 ppm .. 3 ppm|[[com:basic_i2c|I²C]] \\ I2C default address: **0x58**|Sampling frequency: Max. 40 Hz \\ [[https://sensirion.com/media/documents/984E0DD5/61644B8B/Sensirion_Gas_Sensors_Datasheet_SGP30.pdf|Data sheet]]|
|{{anchor:sgp40}}{{:sensor:g.png|Gas quality}}\\ <color blue>Indoor Air Quality Sensor for VOC Measurements</color> |Sensirion \\ **SGP40** {{:sensor:sgp40.png?100|SGP40}}|**3.3V**|Supply voltage 1.7 .. 3.6 V \\ Ethanol in clean air: 0 .. 1000 ppm|[[com:basic_i2c|I²C]] \\ I2C default address: **0x59**|Sampling frequency: Max. 40 Hz \\ [[https://sensirion.com/media/documents/296373BB/6203C5DF/Sensirion_Gas_Sensors_Datasheet_SGP40.pdf|Data sheet]]|
|{{anchor:sgp41}}{{:sensor:g.png|Gas quality}}\\ <color blue>Air Quality Sensor for VOC and NOx Measurements</color> |Sensirion \\ **SGP41** {{:sensor:sgp41.png?100|SGP41}}|**3.3V**|Supply voltage 1.7 .. 3.6 V \\ Ethanol in clean air: 0 .. 1.000.000 ppm \\ NO2 in clean air: 0 .. 10.000 ppm|[[com:basic_i2c|I²C]] \\ I2C default address: **0x59**|Sampling frequency: Max. 40 Hz \\ [[https://sensirion.com/media/documents/5FE8673C/61E96F50/Sensirion_Gas_Sensors_Datasheet_SGP41.pdf|Data sheet]]|
|{{anchor:sht20}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Sensirion \\ **SHT20** {{ :sensor:sht_20.png?100 |SHT20}}|**3.3V** \\ (2.1 .. 3.6V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.3°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy:±3% |[[com:basic_i2c|I²C]] \\ default addr.: **0x40/41**|3.2 µW (at 8 bits, 1 measurement /s)|
|{{anchor:sht21}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Sensirion \\ **SHT21** {{ :sensor:sht_21.png?100 |SHT21}}|**3.3V** \\ (2.1 .. 3.6V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.3°C\\ Humidity measurement range: 0..100% RH \\ Humidity measurement accuracy: ±2%|[[com:basic_i2c|I²C]] \\ default addr.: **0x40/41**|3.2 µW (at 8 bits, 1 measurement /s)|
|{{anchor:sht25}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Sensirion \\ **SHT25** {{ :sensor:sht_25.png?100 |SHT25}}|**3.3V** \\ (2.1 .. 3.6V)|Temperature measurement range: -40 .. +125 °C \\ Temperature measurement accuracy: ±0.2°C \\ Humidity measurement range: 0..100% RH \\ Humidity measurement accuracy: ±1.8%|[[com:basic_i2c|I²C]] \\ default addr.: **0x40/41**|3.2 µW (at 8 bits, 1 measurement /s)|
|{{anchor:sht30}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Sensirion \\ **SHT30** {{ :sensor:sht_3x.png?100 |SHT30}}|**3.3 / 5 V** \\ (2.15 .. 5.5V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.2°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±2% (10..90%)|[[com:basic_i2c|I²C]] \\ default addr.: **0x44/45**|4.8 µW  (1 measurement/s)|
|{{anchor:sht31}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Sensirion \\ **SHT31** {{ :sensor:sht_3x.png?100 |SHT31}}|**3.3 / 5 V** \\ (2.15 .. 5.5V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.2°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±2% (0..100%)|[[com:basic_i2c|I²C]] \\ default addr.: **0x44/45**|4.8 µW  (1 measurement/s)|
|{{anchor:sht35}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Sensirion \\ **SHT35** {{ :sensor:sht_3x.png?100 |SHT35}}|**3.3 / 5 V** \\ (2.15 .. 5.5V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.2°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±1.5% (0..80%)|[[com:basic_i2c|I²C]] \\ default addr.: **0x44/45**|4.8 µW  (1 measurement/s)|
|{{anchor:sht40}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity </color>|Sensirion \\ **SHT40** {{ :sensor:sht_4x.png?100 |SHT40}}|**3.3** \\ (1.08 .. 3.6V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.2°C\\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±1.8%|[[com:basic_i2c|I²C]] \\ default addr.: **0x44/45**|4.0 µW  (1 measurement/s)|
|{{anchor:si7021}}{{:sensor:t.png|Temperature measuring}}{{:sensor:h.png|Humidity measuring}}<color blue> \\ Temperature \\ Humidity</color>|Siliconlabs \\ **Si-7021** {{ :sensor:si_7021.png?100 |Si-7021}}|**3.3V** \\ (1.9 .. 3.6V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.3°C \\ Humidity measurement range: 0..100% RH\\ Humidity measurement accuracy: ±2% |[[com:basic_i2c|I²C]] \\ default addr.: **0x40**|-|
|{{anchor:tc1047a}}{{:sensor:t.png|Temperature measuring}}<color blue> \\ Temperature </color>|Microchip \\ **TC1047A** {{ :sensor:tc_1047a.png?100 |TC1047A}}|**5 / 3.3V** \\ (2.5 .. 5.5V)|Temperature measurement range: -40 .. +125 °C\\ Temperature measurement accuracy: ±0.5°C|analog \\ 10mV/°C|Maximum Supply Current 60uA|
|{{anchor:tgs2611}}{{:sensor:g.png|Gas sensor}}\\ <color blue>Methane \\ Natural gas</color> |GL Sciences \\ **TGS-2611** {{:sensor:tgs2611.png?100|TGS-2611}}|**5V**|Sensor resistance in 5000ppm of methaneat 20°C and 65% R.H.  \\ Sensor resistance: 0.68 .. 6.8 kΩ in 5000 ppm methane|analog signal|Conditioning period before test: 7 days|