NDIR 紅外雷射型二氧化碳感測器 0-5000ppm 類比輸出 高精度 免校正 CO2 氣體感測器模組

描述

NDIR 紅外雷射型二氧化碳感測器 0-5000ppm 類比輸出 高精度 免校正 CO2 氣體感測器模組

NDIR 紅外雷射型二氧化碳感測器 0-5000ppm  ，有效量程可達0~5000ppm。感測器利用非色散紅外（NDIR）原理對空氣中存在的CO2進行探測，具有很好的選擇性和無氧氣依賴性，使用壽命可達5年。並且內置溫度補償，支援DAC輸出，僅需要一個類比口，就可讀取當前CO2氣體濃度，使用非常簡單，相容各類單片機和感測器。用於Arduino的模擬類比訊號之 NDIR 紅外二氧化碳感測器（0〜5000 ppm）是將成熟的紅外吸收氣體檢測技術與精密的光學電路設計以及復雜的電路設計相結合的高性能傳感器。具有靈敏度高，分辨率高，功耗低，響應速度快，抗水蒸氣乾擾，無毒，穩定性高，壽命長等特點。

DFRobot  NDIR 紅外雷射型二氧化碳感測器 是將成熟的紅外吸收氣體檢測技術與精密光路設計、精良電路設計緊密結合而製作出的高性能感測器，具有高靈敏度、高解析度、低功耗，回應快、抗水汽干擾、不中毒、穩定性高、使用壽命長等特點。外置Gravity介面使得感測器能夠直接相容DFRobot Arduino IO擴展板，隨插即用，無需額外接線。可廣泛應用於暖通製冷與室內空氣品質監控、工業過程及安全防護監控、農業及畜牧業生產過程監控等。

二氧化碳的濃度（通常為0.03％）與日常生活有關。最近，一項研究表明，大氣中的CO2含量已達到0.0385％（385 ppm），這是自210萬年來的最高值。大氣中二氧化碳含量的增加在一定程度上導致了全球氣候變化。如何準確地測量二氧化碳氣體濃度已成為一個普遍的研究課題。

DFRobot發布了其最新的高精度模擬紅外 Arduino  CO2傳感器。有效測量範圍是0到5000ppm。該傳感器基於非分散紅外（NDIR）技術，並具有良好的選擇性和無氧依賴性。此外，它的使用壽命可能長達5年！它集成了溫度補償並支持DAC輸出。最重要的是，該產品易於使用；它兼容所有類型的微控制器，例如具有ADC功能的 Arduino。

特徵

NDIR 紅外雷射型二氧化碳感測器 規格

Gravity: Analog Infrared CO2 Sensor For Arduino (0~5000 ppm)

DFRobot released its latest high-precision analog infrared CO2 sensor. The effective measuring range is from 0 to 5000ppm. This sensor is based on non-dispersive infrared (NDIR) technology and has good selectivity and oxygen-free dependency. Additionally, its service life is up to 5 years! It integrates temperature compensation and supports DAC output. Most importantly, the product is easy to use and is compatible with all types of microcontrollers with ADC function. In addition, this product is a high-performance sensor that combines technology of mature infrared absorption gas detection with precision optical circuit design, as well as sophisticated circuit design. It has characteristics such as high sensitivity, high resolution, low power consumption, fast response, anti-water vapor interference, no poisoning, high stability and long life. This sensor is directly compatible with the DFRobot Arduino IO expansion board thanks to its external DFRobot Gravity interface. This characterizes the simplicity of use of the sensor since it is plug and play and does not need additional wiring. This product could be widely used in HVAC, indoor air quality monitoring, industrial process and security protection monitoring, agriculture and animal husbandry production process monitoring.

Feature

• Waterproof and anti-corrosion
• High sensitivity
• Low power consumption
• Excellent stability
• Temperature compensation
• Excellent linear output
• High cycle life
• Anti-water vapor interference
• No poisoning

Specification

• Gas Detection: Carbon Dioxide (CO2)
• Operating Voltage: 4.5 ~ 5.5V DC
• Average Current: <60mA @ 5V
• Peak Current: 150mA @ 5V
• Output Signal: Analog output (0.4 ~ 2V)
• Measuring Range: 0 ~ 5000ppm
• Accuracy: ± (50ppm 3% reading)
• Preheating Time: 3min
• Response Time: 120s
• Operating Temperature: 0 ~ 50 ℃
• Operating Humidity: 0 ~ 95% RH (no condensation)
• Service Life: >5 years
• Size: 37mm * 69mm

Board Overview

Num	Label	Description
1	Signal	Analog Output (0.4~2V)
2	VCC	VCC (4.5~5.5V)
3	GND	GND