【High-Precision Air Quality Sensor for Smart Homes & Industrial Use】 This advanced module integrates the CCS811 VOCs/CO₂ sensor and HDC1080 temperature and humidity sensor, delivering accurate eCO₂ detection (400–8192ppm) and TVOC monitoring (0–1187ppb). With built-in compensation algorithms, it ensures reliable performance in smart home systems, industrial safety applications, and on-board air quality alarms. Suitable for IoT projects and al monitoring.
【Ultra-Low Power Consumption for Long-Lasting Performance】 Designed with energy efficiency in mind, this sensor module consumes only 1.2mA in operating mode and as low as 0.8µA in sleep mode. Suitable for battery-powered devices, it supports wide voltage input (3.3V–5.5V DC) and internal automatic voltage switching, making it a versatile choice for portable and embedded systems.
【Easy I²C Integration with Dual Address Support】 The module features an I²C interface with dual addresses (CCS811 = 0x5B, HDC1080 = 0x40), simplifying integration into microcontroller-based projects. Compatible with Arduino and Python libraries, it's Suitable for developers looking to build custom air quality solutions or connect to platforms like Alibaba Cloud IoT.
【Wide Operating Range for Reliable al Monitoring】 Operates in temperatures from -40°C to +50°C and humidity levels up to 95% RH (non-condensing), making it suitable for both indoor and outdoor use. The high-precision HDC1080 sensor measures temperature with
0.2°C accuracy and humidity with
2% RH precision, ensuring consistent data across diverse s.
【Smart Calibration & Troubleshooting Guidance for Hassle-Free Setup】 Preheat for 48 hours for baseline calibration, and perform monthly clean-air calibrations for optimal results. Includes detailed troubleshooting steps for common issues like gas data fluctuations, I²C address errors, and TVOC reading problems. Designed for easy setup and long-term reliability in smart home and industrial applications.
وصف
Product parameter
of core chip combination:
CCS811 :VOCs/CO₂ sensor (detection range: eCO₂ 400-8192ppm,TVOC 0-1187ppb)
HDC1080: high-precision temperature and humidity sensor (temperature:-40°C to +125°C ± 0.2°C; humidity: 0-100% RH ± 2%)
of working voltage of:
module input (VIN) :3.3V-5.5V DC (wide voltage compatible, on-board LDO regulated)
chip power supply (VDD) :1.8V-3.6V DC (internal automatic switching)
of interface type: I²C (double address: CCS811 = 0x5B,HDC1080 = 0x 40)
of detection accuracy of:
eCO₂: ± 50ppm or ± 15% (whichever is greater)
TVOC:±15%
response time :
Gas sensor: Refresh every 1 second after preheating for 60 seconds
Temperature and humidity: 650ms(14 bit resolution)
power consumption :
Operating mode: 1.2mA(CCS811)+0.9 μA(HDC1080)
Sleep mode: 0.8μA
of operating of: 0°C to +50°C (operating temperature), humidity
product main pin function
VIN: DC input positive (3.3V-5.5V DC), on-board AMS1117 regulated output 1.8V to sensor
GND: power supply ground, which needs to be shared with the main control system at a single point.
SCL :I²C clock line (open drain output), 4.7kΩ pull-up resistor needs to be externally connected to VIN
SDA :I²C data line (open drain output), 4.7kΩ pull-up resistor needs to be externally connected to VIN
WAKE :CCS811 wake-up pin (low level activation, default work when floating)
RST :CCS811 hardware reset (active low, duration> 20 μs)
ADDR0 :HDC1080 address selection (ground = 0x 40, floating = 0x 41)
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