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Sensirion Carbon Dioxide Gas Sensor for CO Detectors , Miniature Photoacoustic Sensor, 2.4-5.5 V, ±75 ppm Accuracy SCD42-D-R2

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Sensirion Carbon Dioxide Gas Sensor for CO Detectors , Miniature Photoacoustic Sensor, 2.4-5.5 V, ±75 ppm Accuracy SCD42-D-R2

Name: Sensirion Carbon Dioxide Gas Sensor for CO Detectors , Miniature Photoacoustic Sensor, 2.4-5.5 V, ±75 ppm Accuracy SCD42-D-R2
Brand: Sensirion
SKU: 177992
Price: 61.39 USD
Availability: InStock

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Category Gas Sensor Brand Sensirion Condition New

Specifications

Country of Origin	Switzerland
Accuracy	5 %
Brand	Sensirion
Response time	60μs
Model	SCD42-D-R2
Supply Voltage range	2.4 to 5.5 V
Maximum Operating Temperature	50°C
Minimum Operating Temperature	0°C
High Accuracy	± 75 ppm @ 400 ppm - 1000 ppm
Gases Detected	Carbon Dioxide
Maximum Supply Voltage	5.5V
Minimum Supply Voltage	2.4V
Large output range	0 ppm - 40000 ppm

Key Features

The sensor employs the photoacoustic sensing principle with CMOSens technology.
It detects carbon dioxide with high accuracy of ±75 ppm at 400 ppm to 1,000 ppm.
The device operates with a supply voltage range of 2.4 to 5.5 volts.
Response time is exceptionally fast at 60 microseconds.
Integrated temperature and humidity sensing enables on-chip signal compensation.
The compact form factor (10.1 x 10.1 x 6.5 mm) facilitates space-saving PCB integration.
Suitable for CO detectors and smart ventilation systems to improve indoor air quality and energy efficiency.
Operating temperature range is 0° to 50°C ensuring reliable performance in typical environments.

Product Description

Sensirion SCD42-D-R2 Carbon Dioxide Gas Sensor for CO Detectors incorporates advanced photoacoustic sensing technology combined with Sensirion's patented PAsens® and CMOSens® implementations. This technology ensures precise measurement of CO2 concentrations with high resolution and fast response times, suited for modern smart ventilation and indoor air quality control systems.

The sensor features an integrated temperature and humidity sensor SHT4x that provides compensation for environmental variables enhancing overall accuracy and reliability. Housed in a miniature surface-mount device with dimensions 10.1 x 10.1 x 6.5 mm, it delivers exceptional size and cost advantages for integration onto electronic control boards.

With a supply voltage range of 2.4 to 5.5 volts and a response time of 60 microseconds, the SCD42-D-R2 efficiently supports real-time monitoring applications. The large detection range from 0 to 40,000 ppm CO2 allows it to be used in a variety of indoor air quality and CO detection devices, optimizing ventilation to maintain healthy and productive environments.

The sensor utilizes photoacoustic sensing for sensitive and accurate detection. Compact SMD assembly enables cost-effective and space-saving integrations. Integrated humidity and temperature sensor allows on-chip compensation.

Highly accurate measurements with ±75 ppm accuracy at normal concentration levels. Wide operating voltage range from 2.4 V to 5.5 V supplies operational flexibility. Designed for applications in HVAC, industrial indoor air quality, and commercial CO detectors.

Operating temperature from 0°C up to 50°C ensures stable sensing under various conditions.

The Sensirion SCD42-D-R2 represents a reliable solution for engineers and system designers seeking to implement efficient, compact, and precise carbon dioxide sensing in environmental monitoring and safety systems. It supports advanced breathing air control in smart ventilation with minimal energy consumption.

Explore the extensive range of environmental sensor ICs at EnvMart to find solutions tailored to your industrial, laboratory, and commercial applications.