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7Semi BME680 Sensor I2C Probe MRS Type (Humidity, Barometric Pressure, Temperature and Gas (VOC) Sensor)


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₹1,292.10 inc. GST
₹1,095.00 ex. GST
4-in-1 environmental sensor! This I2C probe measures humidity, pressure, temp & air quality (VOCs) with Bosch BME680 chip. Durable metal housing, perfect for harsh environments. 1m cable for easy integration. View full description
₹1,292.10 inc. GST
₹1,095.00 ex. GST
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The 7Semi BME680 Sensor Probe with metal enclosure is cost effective probe for harsh environments. The surface of the sensor is covered with a breathable membrane to protect it. This BME680 sensor probe communicates through I2C inteface. The 7Semi BME680 Sensor Probe incorporates Bosch Sensortec BME680 sensor within a metal enclosure which will protect the sensor and extend its service life. A one meter 4-wire cable is attached with the probe for I2C communication and power supply (1.7V to 3.6V). The BME680 is a digital 4-in-1 sensor with gas, humidity, pressure and temperature measurement based on proven sensing principles.

The gas sensor within the BME680 can detect a broad range of gases to measure indoor air quality for personal well being gases that can be detected by the BME680 include: Volatile Organic Compounds (Voc) from paints (such as formaldehyde), lacquers, paint strippers, cleaning supplies, furnishings, office equipment, glues, adhesives and alcohol. With excellent long-term stability and sensitivity, it can be widely applied in agriculture, soil, egg incubator, HVAC, weather stations, test & measurement, automation, medical and pharma, humidifiers etc.

The probe connector is Mini Round Metal Shell MRS type and wire length is 1 meter. 

Key Features
  • Operation range (full accuracy) :
    • Pressure: 300...1100 hPa
    • Humidity 0…100%
    • Temperature: -40…85C
  • Supply voltage VDD: 1.71 ... 3.6 V
  • Breatable metal shell
  • Corrosion resistance
  • High temperature resistance
  • Large air permeability, fast gas humidity flow and exchange rate, uniform divergence.
  • Excellent ability of anti-dust, anti-corrosion and waterproof (IP65)
  • Protecting PCB modules from dust, particulate pollution and oxidation of most chemicals to ensure sensors a long-term stable operation, higher reliability and long service life
  • Remarkable performance in harsh environments such as small space, pipe, trench, wall pass mounting, high-pressure space, vacuum chamber, test chamber, large flow mediums, high humidity area, high temperature and heat environment, hot drying process, dangerous zones, explosive environment containing explosive gas or dust, etc
  • 150 bar anti-pressure capability
  • Seamless integrated, shedding-free
  • The stainless steel porous housing for sensor probe, have accurate pore size, uniform and even-distributed apertures.
  • Pore size range: 5 to 120 microns; it has good filtration, dustproof and interception effect, high filtration efficiency.
  • Fully calibrated
  • Digital output, I2C interface
  • Low power consumption
  • Excellent long term stability
Key parameters for sas sensor
  • Response time (T 33-63%): < 1 s (for new sensors)
  • Sensor-to-sensor deviation: +/- 15% +/- 15 
  • Power consumption: < 0.1 mA in ultra-low power mode
  • Output data processing: direct output of IAQ: Index for Air Quality
Key parameters for humidity sensor
  • Response time (T 0-63%): 8 s
  • Accuracy tolerance: +- 3 % relative humidity
  • Hysteresis: <= 1.5 % relative humidity
Key parameters for pressure sensor
  • RMS Noise: 0.12 Pa (equiv. to 1.7 cm)
  • Sensitivity Error: +- 0.25 % (equiv. to 1 m at 400 m height change)
  • Temperature coefficient offset: +-1.3 Pa/K (equiv. to +-10.9 cm at 1C temperature change)

The BME680 sensor is an I2C probe MRS (MEMS Resistor Sensor) type sensor that is capable of measuring four different parameters: humidity, barometric pressure, temperature, and gas (VOC) levels. It is a highly accurate and low-power sensor that is suitable for a wide range of applications, including environmental monitoring, indoor air quality monitoring, and weather forecasting.

The BME680 sensor uses MEMS (Micro-Electro-Mechanical Systems) technology to measure the physical parameters of the environment. The humidity sensor uses a polymer film to measure the relative humidity of the surrounding air, while the barometric pressure sensor uses a MEMS pressure sensor to measure the atmospheric pressure. The temperature sensor uses a MEMS temperature sensor to measure the ambient temperature, and the gas sensor uses a MEMS gas sensor to measure the concentration of volatile organic compounds (VOCs) in the air.

The BME680 sensor is highly accurate, with a humidity accuracy of +-3% relative humidity, a barometric pressure accuracy of +-0.12 kPa, a temperature accuracy of +-1C, and a gas accuracy of +-0.5 IAQ index points. It is also highly reliable, with a long-term stability of +-1% relative humidity and a sensor lifetime of up to 10 years.

The BME680 sensor is also highly configurable, with a range of settings that can be adjusted to suit different applications. The sensor can be configured to operate in different modes, including forced mode, where the sensor takes a single measurement and then goes back to sleep, and continuous mode, where the sensor takes continuous measurements at a fixed rate. The sensor can also be configured to adjust the measurement rate and filter settings to optimize the trade-off between accuracy and power consumption.

Overall, the BME680 sensor is a highly versatile and powerful sensor that is capable of measuring a wide range of environmental parameters with high accuracy and reliability. Whether you're building a weather station, an indoor air quality monitor, or a smart home automation system, the BME680 sensor is a great choice for measuring humidity, barometric pressure, temperature, and gas levels in the environment.


7Semi I2C Wire Color Code


BME680 Gas Sensor I2C Probe Applications

Gas sensors that measure relative humidity, barometric pressure, ambient temperature, and gas (VOC) levels are highly versatile and useful devices that are suitable for a wide range of applications. These sensors use a combination of MEMS (Micro-Electro-Mechanical Systems) technology and sophisticated algorithms to measure the physical parameters of the environment and the concentration of VOCs in the air. By providing accurate and reliable measurements of these parameters, these sensors can be used for a variety of applications, including indoor air quality monitoring, weather forecasting, environmental monitoring, and smart home automation. Whether you're trying to optimize the indoor air quality of your home or workplace, or you're building a weather station to monitor local weather conditions, gas sensors that measure relative humidity, barometric pressure, ambient temperature, and gas (VOC) levels can help you achieve your goals with ease.

Product FAQ
Q: What is the common use of a Temperature, Humidity and Gas VOC Sensor?
A: Temperature and Humidity sensors are among the most commonly used environmental sensors. It is widely used to provide the actual humidity condition within air at any given point or in any given place. Such devices are commonly used in situations in which air conditions may be extreme or where air conditions need to be controlled due to varying reasons.

Q: Why is and Gas VOC, Temperature and Humidity sensors important in some industries?
A: Humidity is the presence of water within the air. Measuring humidity within the environment can be critical due to the fact that the higher the humidity, the warmer it may seem. In industries, humidity measurement is often important because it can affect the health and safety of personnel as well as the cost of the product. As a result, temperature and humidity sensors are often quite important.

Q: How do I choose a suitable and Gas VOC, Temperature and Humidity Sensor?
A: There are some important specifications you might need to consider when you choose this product. This includes:
  • Accuracy
  • Long-term stability
  • Ability to recover from condensation
  • Resistance to physical and chemical contaminants
  • Interchangeability
  • Repeatability

Technical Specifications

Operating Voltage:
3.3V (1.7-3.6V)
Temperature Range:
-40 to 85 C
Humidity Range:
Sensor Brand:
Bosch Sensortec
Sensor Used:
Red: VCC, Black: GND, Yellow: SDA, Green: SCL
Metal probe with copper sintered filter/ PE

Warranty Information

All the products supplied by Evelta are genuine and original. We offer 14 days replacement warranty in case of manufacturing defects. For more details, please visit our cancellation and returns page.