SCD30

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SCD30

+BOM

CO2 SENSOR I2C/MODBUS/PWM DIGITL

  • ManufacturerSensirion AG

  • Mfr. Part #SCD30

  • In Stock3614

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Specifications

Attribute Value
Package Tray
ProductStatus Active
Type Carbon Dioxide (CO2)
Accuracy ±3%
Output I²C, Modbus, PWM
OperatingTemperature 0°C ~ 50°C
Voltage-Supply 3.3V ~ 5.5V

Overview

Description

The SCD30 is a high-precision sensor module developed by Sensirion for measuring carbon dioxide (CO2) concentrations, temperature, and humidity. It utilizes non-dispersive infrared (NDIR) technology to detect CO2 levels, offering accurate readings suitable for a variety of applications, including HVAC systems, indoor air quality monitoring, and environmental data logging.
The SCD30 features integrated temperature and humidity sensors that provide compensation for environmental changes, ensuring more reliable CO2 measurements. Its compact design and digital interface make it easy to integrate into systems and devices. The sensor supports I2C and Modbus RTU communication protocols, allowing for seamless connectivity with microcontrollers or other data acquisition systems.
With a CO2 measurement range of 400 to 10,000 ppm, the SCD30 is capable of capturing precise data in different environments. It also offers low power consumption, making it suitable for battery-operated devices. The sensor's performance and reliability make it a popular choice for applications where maintaining optimal air quality is crucial.

Equivalent

The SCD30 is a sensor module by Sensirion that measures carbon dioxide (CO2) concentration, temperature, and humidity. Equivalent products include the COZIR-A CO2 sensor by Gas Sensing Solutions, the MH-Z19B by Winsen, and the Senseair S8 sensor. These alternatives also offer similar functionalities in terms of CO2 measurement and environmental sensing, making them suitable substitutes depending on specific application needs and integration requirements.

Features

The SCD30 is a sensor module developed by Sensirion, designed for measuring carbon dioxide (CO2) concentrations, temperature, and humidity. Here are its key features:
1. CO2 Measurement: The SCD30 offers high precision CO2 measurements with a range of 400 ppm to 10,000 ppm, utilizing non-dispersive infrared (NDIR) sensor technology for accurate detection.
2. Temperature and Humidity Sensing: It integrates a temperature and humidity sensor, allowing for comprehensive environmental monitoring.
3. Compact Design: The module is compact, making it suitable for integration into various applications, including HVAC systems, indoor air quality monitors, and IoT devices.
4. Digital Interface: It supports I2C and UART interfaces, facilitating easy communication with microcontrollers and other digital systems.
5. Automatic Baseline Correction: The SCD30 features an automatic baseline correction function to ensure long-term stability and accuracy.
6. Low Power Consumption: Designed for energy efficiency, it is suitable for battery-operated devices.
7. Calibration: The sensor comes pre-calibrated, reducing the complexity for end-users.
This combination of features makes the SCD30 suitable for applications requiring reliable CO2, temperature, and humidity monitoring.

Pinout

The SCD30 is a sensor module by Sensirion designed for measuring carbon dioxide (CO2) concentration, as well as temperature and humidity. It features a total of 8 pins. Here is a brief overview of the pin functions:
1. VDD: Power supply voltage input (3.3V recommended).
2. GND: Ground.
3. SDA: Serial Data Line for I2C communication.
4. SCL: Serial Clock Line for I2C communication.
5. RX/SCL: Receive Data Line for UART communication or alternative SCL for I2C.
6. TX/SDA: Transmit Data Line for UART communication or alternative SDA for I2C.
7. SEL: Interface selection pin (high for I2C, low for UART).
8. NC: Not connected.
The SCD30 is used for precise indoor air quality monitoring by providing accurate measurements of CO2 levels along with temperature and humidity.

Manufacturer

The SCD30 is manufactured by Sensirion, a company specializing in sensor solutions. Sensirion is a Swiss-based company known for developing and producing high-quality environmental and flow sensors. Their products are widely used in various industries, including automotive, medical, industrial, and consumer electronics, to measure parameters such as humidity, temperature, gas, and liquid flow. The SCD30, in particular, is a carbon dioxide (CO2) sensor that also measures temperature and humidity, making it suitable for applications in HVAC systems, indoor air quality monitoring, and environmental sensing. Sensirion is recognized for its innovative technology and reliability in sensor manufacturing.

Application

The SCD30 sensor is primarily used for measuring carbon dioxide (CO2) concentrations, temperature, and humidity. Its application areas include:
1. Indoor Air Quality Monitoring: Ensures healthy indoor environments in homes, offices, and schools.
2. HVAC Systems: Optimizes heating, ventilation, and air conditioning performance.
3. Greenhouses: Monitors CO2 levels to enhance plant growth.
4. Smart Buildings: Integrates with systems for efficient energy management.
5. Appliances: Used in air purifiers and climate control devices.
6. Industrial Safety: Detects CO2 levels to prevent hazardous conditions.
7. IoT Devices: Supports smart city applications and environmental monitoring networks.
Its compact size and low power consumption make it suitable for various portable and fixed installations.

Package

The SCD30 is a CO2, temperature, and humidity sensor module from Sensirion. It comes in a compact, rectangular package measuring 35 mm x 23 mm x 7 mm, making it suitable for integration into various devices and applications.