Portable MR-A Ambient Air Quality Monitor - High Precision Detection by China Suppliers and Factory
Fits For Models
- Using ppb level sensors, the instrument has high detection accuracy and stable performance;
- IP65 outdoor application design, waterproof, shockproof, anti-corrosion, and salt spray resistant;
- Adopt military electronics design circuit, with temperature, humidity and zero point compensation;
- Built-in imported constant flow sampling pump, more stable monitoring and faster response;
- The product adopts a modular design, and key modules can be easily disassembled and sent back to the manufacturer for calibration and calibration, making it easy to maintain;
- Embedded LCD touch screen design, graphics, curves, charts and other display methods;
- Automatically calculate hourly average, daily average, weekly average, monthly average, historical data query and other functions for easy use;
- Automatic conversion of monitoring data units, mg/m3, ppb, ppm;
Application areas
- Ambient air quality evaluation and monitoring
- Urban ambient air quality monitoring
- Traffic road monitoring
- Scenic area environmental monitoring
- Supplement monitoring of state-controlled sites
- Monitoring of key areas
- Industrial park factory boundary monitoring
Detection parameters
| Detection parameters | Measuring range | resolution | Accuracy | Measurement principle |
| Sulfur dioxide SO2 | (0～2000)×10-9 | 1×10-9 | ≤＋2%F.S | constant potential electrolysis |
| Nitrogen dioxide NO2 | (0～2000)×10-9 | 1×10-9 | ≤±2%F.S | constant potential electrolysis |
| Carbon monoxide CO | (0～50.00)×10-6 | 0.01×10-6 | ≤±2%F.S | constant potential electrolysis |
| Ozone O3 | (0～2000)×10-9 | 1×10-9 | ≤±2%F.S | constant potential electrolysis |
| PM2.5 | (0.001～10)mg/m3 | 0.001 | ±5%F.S | Laser scattering |
| PM10 | (0.001～10)mg/m3 | 0.001 | ±5%F.S | Laser scattering |
Technical Indicators
| Sensor life | Electrochemical sensors 2 years Infrared and PID sensors 5 years |
| Accuracy | ≤± 2%F.S |
| Linear | ≤± 2%F.S |
| Zero drift | ≤± 2%F.S |
| Response time | <60S |
| Operating temperature | -40℃~+55℃ |
| storage temperature | -40℃~+60℃ |
| Working humidity | 15%~95%RH(No condensation) |
| work pressure | 65.1~115kPa |
| Way of working | continuously working |
| Sampling flow | 300mL/min(gas)， 2.83L/min(particulates) |
| Sampling method | Constant current sampling pump |
| show | Embedded 7-inch LCD touch screen |
| Data interface | USB、RS485/RS232、GPRS(Optional) |
| Protection level | IP65 |
| Working power supply | 110VAC~240VAC 50Hz 1.0A；Built-in lithium battery can work continuously for 8~10 hours (can be extended to 20 hours) |
| Power consumption | 80mA@220V AC |
| Total Weight | 18KG |
| Dimensions | 500x310x460 length x width x height |
Frequently Asked Questions
Q1: What is the protection level of this air quality monitor?
A1: The instrument features an IP65 outdoor application design, which provides excellent protection against water, shock, corrosion, and salt spray, making it highly durable for outdoor use.
Q2: Which detection parameters and measurement principles are used?
A2: The device detects Sulfur dioxide (SO2), Nitrogen dioxide (NO2), Carbon monoxide (CO), and Ozone (O3) using the constant potential electrolysis principle. It also monitors PM2.5 and PM10 using the laser scattering measurement principle.
Q3: How long is the lifespan of the sensors?
A3: The electrochemical sensors have a lifespan of 2 years, while the infrared and PID sensors have a longer operational lifespan of up to 5 years.
Q4: What are the power supply specifications and battery life?
A4: The device supports a working power supply of 110VAC~240VAC 50Hz 1.0A. It also has a built-in lithium battery that supports continuous operation for 8 to 10 hours, which can be extended up to 20 hours.
Q5: Can the device convert gas monitoring units automatically?
A5: Yes, the instrument supports the automatic conversion of monitoring data units between mg/m3, ppb, and ppm, allowing for flexible data management.
Q6: How easy is it to maintain and calibrate the device?
A6: The product features a modular design. Key modules can be easily disassembled and sent back to the manufacturer for calibration, ensuring simple and efficient maintenance.