China MR-AX Odor Gas Detector - Suppliers & Factory for Advanced Electrochemical and PID Technology
Main Features
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Using three different principle sensors to form an array sensor group, the response time is faster and the anti-interference performance is stronger.
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Self-created core algorithm, temperature and zero point compensation.
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Built-in high-precision constant-current sampling pump, large monitoring range and short response time.
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PELICAN protective box design, protection grade IP65, rainproof, dustproof, and salt spray proof.
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Use pattern recognition technology to quickly and accurately determine the odor index.
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Small size, easy to carry, can be carried by hand, and can be equipped with a single shoulder strap.
Application Areas
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Sewage treatment plant inspection
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Landfill plant inspection
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Chemical plant emissions testing
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Odor gas detection in rivers
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Industrial park emission testing
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Emission testing of food processing plants
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Detection of places with various unknown odors
Monitoring Parameters
| Detection principle | Electrochemistry, Photoionization (PID), Semiconductors |
| Sampling method | pump suction |
| Measuring range | Odor level: 0~70 Ammonia NH3: (0~100)ppm; Hydrogen sulfide H₂S: (0~100)ppm; Methyl mercaptan CH4S: (0~20)ppm; Volatile organic compounds VOCs: (0~50)ppm, (0~6000)ppm optional; |
| resolution | Odor level: 5 NH3: 0.1ppm; H2S: 0.1ppm; CH4S: 0.1ppm; VOCs: 5ppb, 100ppb optional; |
| error | ≤±5% |
| Working power supply | 110VAC~240V AC, built-in lithium battery can work continuously for 8 hours (can be expanded) |
| Power consumption | 15W |
| output signal | USB, RS232, GPRS, RS485, network port, DIDO, etc. |
| Response time | T90<15s (NH3<60s) |
| Display method | 800X480 LCD 7-inch touch screen |
| ambient temperature | -20℃~+50℃ |
| environment humidity | 0~95%RH (no condensation) |
| Environmental pressure | 65kPa~115kPa |
| Dimensions | 420X200X350mm (length X width X height) |
| weight | 7Kg |
Frequently Asked Questions
What detection technologies does this odor monitor use?
The device utilizes an array sensor group combining three different principles: Electrochemistry, Photoionization (PID), and Semiconductor sensors. This setup ensures faster response times and high anti-interference performance.
Is this device suitable for harsh outdoor environments?
Yes. The device is built with a PELICAN protective box design, featuring an IP65 protection grade. This makes it highly resistant to rain, dust, and salt spray, ensuring reliable outdoor operation.
Which gases can the monitor detect, and what are their ranges?
It monitors Odor level (0~70), Ammonia NH₃ (0~100ppm), Hydrogen sulfide H₂S (0~100ppm), Methyl mercaptan CH₄S (0~20ppm), and Volatile organic compounds VOCs (0~50ppm standard, or 0~6000ppm optional).
How long can the device run on battery power?
The monitor runs on 110VAC~240VAC power and features a built-in lithium battery that supports up to 8 hours of continuous operation. The battery capacity can also be expanded if needed.
What are the main application areas for this odor detector?
It is widely used for inspections at sewage treatment plants, landfill plants, chemical plants, food processing plants, industrial parks, and for monitoring river gases or any location with unknown odors.