Indoor Air Quality Sensor, Temp & Hum/O2/TVOC/CO2/CH2O

SKU: SUCH-AQS-IND
$107.99
● 4-20mA output, working DC 10V~30V ● Operating Current <200mA ● Test Temp & Hum/O2/TVOC/CO2/CH2O ● ABS flame retardant housing
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🚚 Free shipping
🕒 Delivery date: 6-12 days
🔁 30-day Returns
Overview

This is a multi-parameter air quality sensor that supports real-time detection and output. It has compact circuit design and high sensor integration, ensuring stable signal transmission and 24-hour continuous monitoring. SUCH indoor air quality sensor utilizes independent sensor probes for each gas and supports measurements of temperature, humidity, O2, TVOC, CO2, and formaldehyde (CH2O). It operates on DC 10V~30V with a current below 200mA, provides a 4-20mA output, and comes in a flame-retardant ABS housing. Suitable for smart agriculture, industrial production, IoT air quality monitoring, public venues, and smart homes.

Feature

  • Counterflow Vent Design: The air sensor has a counterflow vent structure for improved measurement accuracy; the ABS housing is flame-retardant and heat-resistant.
  • Multi-Gas Integration: Independent probes for each gas, compact layout with high integration and space efficiency.
  • 24/7 Real-Time Monitoring: Stable signal output supports continuous 24-hour online monitoring and real-time upload.
  • Independent Sensor Probes: Each gas is detected using its own sensor probe, ensuring the air pollution sensor delivers accurate and reliable results.

Dimension (Unit:mm)

Iutdoor air quality sensor dimension

Installed Method

Indoor air quality sensor installed method

Wiring Instruction

Indoor air quality sensor convection hole

Convection Hole

Indoor air quality sensor rs485

RS485 Output

Specs
Working Voltage DC 10V~30V (Standard 24V)
Working Current <200mA
Stabilization time 2min
Detection frequency Data updated 1 time per second (default)
Output Mode 4~20mA
Product material ABS Shell
Installation Ceiling-mounted, wall-mounted
Reference size 100*100*30 mm
Working Temperature -30℃~ 50℃
Operating Humidity 0~95%RH(non-condensing)
Storage Temperature -20℃~ 60℃
Storage Humidity 0~99%RH(non-condensing)


Substance Parameters

Temperature
Range -40℃~100℃
Resolution 0.1℃
Precision ±0.3℃
Humidity
Range 0~99% RH
Resolution 0.1% RH
Precision ±3% RH
Carbon Dioxide CO2
Range 400~5000ppm
Resolution 1 ppm
Precision ±(50ppm+3% read)
Formaldehyde (CH2O)
Range 0~1500 μg/m3
Resolution 1 μg/m3
Precision ±10 read
TVOC
Range 0~5000 μg/m3
Resolution 1 μg/m3
Precision ±10 read
O2 (0-25%)
Range 0~30% Vol
Resolution 0.1% Vol
Precision ± 5% Vol
Application
Industrial factory

Industrial Factory

Shopping senter

Shopping Senter

Underground garage

Underground Garage

FAQ

Install the sensor in frequently occupied rooms like bedrooms, living areas, or offices. Avoid placing it near windows, vents, or heat sources to ensure accurate readings. Wall-mount and ceiling-mount options are often available.

Yes. Deploying multiple sensors across different rooms or zones provides a comprehensive view of indoor air quality and allows zone-based ventilation control.

Most sensors have status indicators or self-diagnosis features. A consistent data output and normal device status on the display or platform usually indicate proper function.

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