Air monitoring system CAAQMS

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Product Overview Continuous Ambient Air Quality Monitoring System (CAAQMS) is an advanced solution developed by Engineering & Environmental Solutions for real-time, online analysis of environmental and industrial air quality. Designed for both domestic and international applications, it leverages years of R&D to deliver precise monitoring and control.

• Gases Monitored: O3, NO2, CO, CO2, SO2, VOCs, H2S
• Particulate Matter: TSP, PM10, PM2.5
• Meteorological Parameters: Temperature, humidity, noise, barometric pressure, precipitation, solar radiation, wind speed and direction

Features

• Compliance with Standards: Meets USEPA reference methods for various analyzers, ensuring accuracy and reliability in measurements.
• Real-Time Monitoring: Continuously monitors air quality with IoT integration, providing real-time data on various pollutants.
• Data Transfer and Analysis: Automatically transfers and analyzes data at customizable intervals.
• User-Friendly Interface: Equipped with large screens and multi-tasking software, allowing easy viewing and operation of test variables.
• Comprehensive Data Logging: Internal data logging capability with customizable averaging intervals.
• Continuous System Diagnosis: Built-in system diagnosis with alarm features for immediate issue detection and resolution.
• Temperature and Pressure Compensation: Ensures accurate readings by compensating for environmental variations.
• Versatile Outputs: Provides various output options including Ethernet and RS232 for seamless data integration.
• High Precision and Reliability: Utilizes advanced measurement principles like UV fluorescence, chemiluminescence, and non-dispersive infrared (NDIR) methods.
• Minimal Maintenance: Designed for long-term reliability with minimal maintenance requirements, making it suitable for various environments.

Technical Specifications
Materials | Powder Coated MS
Cover Screws | Stainless Steel, brass fitting
Ingress Protection | IP67
Impact Resistance | IK08
Rated Insulated Voltage | AC:220V
Ambient Temperature Range | -20°C to 60°C

Sensor Specifications
Type | Details
Working Principle | Ultrasonic Transit Time
Transducer Resonant Frequency | 1 MHz
Temperature Range | +5°C to +55°C
Pressure Range | 0.03MPa to 1.6 MPa
Accuracy | ±2%
Ingress Protection | IP68
Connectivity | LTE (4G)
Display | LCD/ 60x40(35) mm
Enclosure Material | ABS (DN25) Above DN40, die cast Aluminium

Sensor Technologies

• UV Fluorescence: For gases, with ranges from 0-100 ppb to 0-20 ppm (selectable), zero noise <0.4 ppb, span noise <2.5 ppb, lower detectable limits <0.5 ppb, zero drift (24 hrs) <1 ppb, span drift <1% F.S., response time <80s (T90), precision <1%, linearity <1% F.S., sample flow rate 650 cc/min ±10%, operating temperature 20-30°C (per US EPA Guidelines).
• Chemiluminescence: For NOx, similar performance metrics as above, response time <40s (T90), sample flow rate 500 cc/min ±10%.
• Non-Dispersive Infra-Red (NDIR): For CO in ambient air, auto-ranging 0-100 ppm, lower detectable limit 0.1 ppm, noise level 0.05 ppm (±30s), zero drift <0.2 ppm/7 days, span drift <1% fullscale in 24 hrs, linearity ±1%, response time ≤50s, analog output 0-1V, 0-10V, 2-20mA/4-20mA, digital output RS232, USB, TCP/IP, Ethernet.
• Beta Ray Attenuation: For particulate matter, resolution 0.1 ug, lower detectable limit 0.002 mg/m3, accuracy ≤2%, range selectable up to 10 mg/m3, sample flow rate 16 L/min, flow accuracy ±1% F.S., flow stability ≤±2%/24h, calibration film reproducibility ≤±2%, sample cycle 60min (optional), C14 source, glass fiber filter tape, roll length >20 meters, detector PMT.

Power and Connectivity
Battery | Rechargeable lithium-ion
Solar Panel Options | Internal or External
External Solar Panel Mount | 45° Holder
Electrical Cable Connector | 2/3 Pins IP65 waterproof
Battery Warranty | 3 to 5 years for rechargeable, 1 year for regular batteries
Board Power Voltages | 5.5V and 6.5V
Maximum Permissible Current (continuous) | 150 mA
Maximum Permissible Current (peak) | 300 mA

Technology
Module | Over air programming (OAP) of nodes at once (via Wi-Fi or 4G telemetry)
Communication | RS485 or printer cable for sensor suite to control unit, USB port for downloading data
File Output Format | Customizable (e.g., CSV, JSON)

Applications

• Online air monitoring
• Industrial production process monitoring
• Industrial combustion efficiency monitoring
• Desulfurization process monitoring
• Denitration process monitoring
• Industrial furnaces, cement plants
• Industrial coal-fired boiler incinerators
• CEMS integrator

Key Benefits
E&E Products deliver eco-friendly solutions that reduce emissions, improve energy efficiency, and minimize waste. Designed for sustainability, these products help create cleaner air, safer water, and a healthier planet.

Frequently Asked Questions

• The system reports data in real-time, with continuous updates available every few minutes.
• It meets all CPCB standards for continuous air quality monitoring in India.
• It is built to withstand extreme weather, including high temperatures and heavy rainfall.

Characteristics / Technical Specifications

• Gases monitored: O3, NO2, CO, CO2, SO2, VOCs, H2S
• Particulate matter: TSP, PM10, PM2.5
• Meteorological: Temperature, humidity, noise, barometric pressure, precipitation, solar radiation, wind speed and direction
• Compliance: USEPA reference methods, CPCB guidelines
• Data: Real-time, IoT integration, customizable intervals
• Outputs: Ethernet, RS232, USB, TCP/IP
• Power: AC 220V, rechargeable lithium-ion battery, solar panel options
• Enclosure: Powder coated MS, IP67/IP68, IK08
• Operating temperature: -20°C to 60°C (system), 20-30°C (sensor)
• Display: LCD, digital
• Maintenance: Minimal