Air Quality Sensor LMAQS-A100 Catalog

Overview

Air Quality Sensor LMAQS-A100 monitors stable performance through Modbus-RTU protocol and long-distance communication. Equipped with dual mounting options wall and ceiling that supports streamlined integration into environmental control systems. Incorporated with wide voltage tolerance and sensor fusion architecture, it maintains consistent detection across PM, gas, and climate parameters. It is with long-term deployment capability in industrial or building management systems. Our Sensor supports air quality tracking in HVAC regulation, smart building management, or closed facility environmental assessments.

Features :

Fixed-location monitoring

Modular sensor configuration

High-resolution detection 

Multi-point calibration 

Selectable profiles 

Specifications :

Housing Material	ABS plastic
Supported Baud Rates	1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bit/s
Communication Distance	Up to 2000 meters
Installation Method	Wall-mounted or ceiling-mounted
Operating Temperature Range	-10°C to 55°C
Operating Humidity Range	0 to 95% RH
TSP Measurement Environment	0 to 70% RH
PM2.5 Measuring Range	0 to 1000 µg/m³
PM2.5 Accuracy	±3% FS at 100 µg/m³
PM10 Measuring Range	0 to 1000 µg/m³
TSP Measuring Range	0 to 20,000 µg/m³
TSP Accuracy	±25% or ±40 µg/m³
Temperature Measuring Range	-40°C to +120°C
Temperature Accuracy	±0.5°C at 25°C
Humidity Measuring Range	0 to 100% RH
Humidity Accuracy	±3% RH at 60% RH, 25°C
CO₂ Measuring Range	0 to 5000 ppm
CO₂ Accuracy	± 50 ppm + 3% of full scale
Formaldehyde (CH₂O) Measuring Range	0.01 to 5 ppm
CH₂O Accuracy	±5% FS at 1 ppm, 25°C, 50% RH
Carbon Monoxide (CO) Measuring Range	0 to 1000 ppm
CO Accuracy	±5 ppm or ±10%
Oxygen (O₂) Measuring Range	0 to 30% Vol
O₂ Accuracy	±2% FS
Hydrogen Sulfide (H₂S) Measuring Range	0 to 100 ppm
H₂S Accuracy	±2 ppm or ±10%
Methane (CH₄) Measuring Range	0 to 100% LEL
CH₄ Accuracy	±5% FS
Noise Measurement Range	30 to 130 dB
Noise Accuracy	±0.5 dB at 94 dB, 1 kHz
Smog Measuring Range	0 to 10,000 ppm
Smog Accuracy	±5% FS at 2000 ppm, 25°C, 50% RH
Preheat Time (Typical)	2 min (CO₂), 5 min (CH₂O, O₃), 10 min for max CO₂ accuracy
Power Consumption	1.5W at 24V DC
Power Supply	DC 10 to 30V
Dimensions	210 × 250 × 90 mm
Weight	600 g

Applications :

Air Quality Sensor LMAQS-A100 supports integration into HVAC systems, smart buildings, and industrial automation for continuous indoor air assessment. It enables monitoring in offices, hospitals, stations, and controlled-environment facilities.