Smart Air Quality Sensor with Display, RS485/Modbus-RTU

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$93.65

This smart air quality sensor with display and RS485/Modbus-RTU output is a versatile device for comprehensive environmental monitoring. It can detect a wide range of parameters including PM2.5, formaldehyde, CO₂, TVOC, and various special gases like ozone and hydrogen sulfide. Featuring a compact design, it supports 24-hour continuous monitoring and is ideal for applications in smart buildings, industrial settings,and IoT air quality solutions.

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SKU: ATO-AQS-802F

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Delivery date: 6-12 days

Overview

This smart air pollution sensor is an advanced monitoring device that integrates a display for real-time data visualization and utilizes an RS485 interface with the Modbus-RTU protocol for reliable data communication. The air quality index sensor is designed to provide accurate and continuous measurement of multiple air quality parameters, making it a key component for various environmental monitoring and IoT applications.

General Specification

Model	ATO-FS00802F
Detectable Gases	Refer to the detailed gas table below
Operating Voltage	DC 10V ~ 30V (Standard 24V)
Operating Current	≤ 200mA
Screen Parameters	2.0-inch TFT color screen, Resolution 320x240
Warm-up Time	3 min
Detection Frequency	Data updates once per second (default)
Output Interface	RS485 (Modbus-RTU protocol)
Reference Dimensions	Φ144 * 41.35 mm
Product Material	ABS Housing
Installation Method	Ceiling-mount, Wall-mount
Operating Temperature	-10℃ ~ 50℃
Operating Humidity	0% RH ~ 95% RH (non-condensing)
Storage Temperature	-30℃ ~ 60℃
Storage Humidity	0% RH ~ 99% RH (non-condensing)

Technical Specification

Category	Type	Range	Resolution	Accuracy	Service Life (in air)
General Gases	Temperature	-40℃~100℃	0.1℃	±0.3℃	10 years
	Humidity	0~99%RH	0.1%RH	±3%RH	10 years
	PM2.5	0~1000 μg/m³	1 μg/m³	±10% of reading	≥40000 hours
	Carbon Dioxide	400~5000ppm	1ppm	±(50ppm+3% of reading)	10 years
	Formaldehyde	0~1500 μg/m³	1 μg/m³	±10% of reading	2 years
	TVOC	0~5000 μg/m³	1 μg/m³	±10% of reading	10 years
Special Gases	Chlorine	0~30%Vol	0.1%Vol	±0.5%VOL	2 years
	Nitrogen Dioxide	0~1000ppm	0.1ppm	±3% of reading	2 years
	Sulfur Dioxide	0~20ppm	0.1ppm	±3% of reading	2 years
	Carbon Monoxide	0~1000ppm	1ppm	±3% of reading	2 years

Feature

Multi-Parameter Monitoring: The air pollution sensor can be configured to monitor a combination of parameters, including particulate matter (PM1.0, PM2.5, PM10), carbon dioxide (CO₂), formaldehyde (CH₂O), TVOC, temperature, and humidity.
Special Gas Detection: It supports the detection of various special gases such as ozone (O₃), carbon monoxide (CO), ammonia (NH₃), hydrogen sulfide (H₂S), sulfur dioxide (SO₂), and nitrogen dioxide (NO₂).
Stable Continuous Operation: Engineered for 24/7 continuous online monitoring with stable signal output, ensuring reliable long-term performance.
Compact & Robust Design: The smart air pollution sensor features a highly integrated and compact circuit design within a durable ABS housing, offering a small footprint and enhanced resistance to high temperatures.
Customization Support: The air quality measurement sensors supports customization and secondary development services, allowing for tailored solutions based on specific project requirements.

Dimension (Unit: mm)

smart air quality sensor dimension

Application

smart air quality sensor application

4 Tips for Smart Air Quality Sensor

For optimal accuracy, ensure the air quality control sensor's ventilation holes are not obstructed to allow for proper air convection.
The built-in display provides immediate local readouts, while the RS485/Modbus-RTU interface allows for seamless integration into larger building management or IoT platforms for centralized monitoring and data logging.
Allow for the initial warm-up period after powering on the device to ensure stable and accurate readings from all sensor elements.
When planning detection for specific special gases, verify the available measurement range and the expected sensor lifespan for those particular gases, as they can vary.
Consider the operating environment's temperature and humidity ranges to ensure they fall within the smart air quality sensor's specified limits for reliable operation.