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Gas Detected: Sulphur Dioxide (SO₂)
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Measurement Range: 0–20 ppm / 0–100 ppm (customizable)
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Resolution: 0.01 ppm
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Accuracy: ±2% F.S.
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Sensor Type: Electrochemical
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Output Interface: RS485 Modbus RTU
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Response Time (T90): ≤30 seconds
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Operating Voltage: 5–24V DC
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Power Consumption: ≤0.5 W
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Operating Temperature: -20°C to +50°C
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Humidity Range: 15–90% RH (non-condensing)
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Expected Lifespan: ≥2 years (in clean air)
Air quality meters, Air Quality Sensor Modules, AQ Sensor, Gas sensor
Air Quality Sensor SO2
₹15,000.00 Price With Tax
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Measures Sulphur Dioxide (SO₂) concentration in real time
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RS485 Modbus RTU output for reliable long-distance data transmission
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High-precision electrochemical sensor with long service life
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Low power consumption, high stability, and quick response
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Suitable for environmental monitoring, industrial safety, and smart city projects
Availability: 50 in stock
15 Days Warranty
This product comes with a 15-day warranty starting from the date of delivery. The warranty covers manufacturing defects only. If a defect is confirmed, the item will be replaced.
Warranty will not apply if:
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The product has been misused, dropped, or damaged.
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It has been exposed to water, fire, chemicals, or static discharge.
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It has been tampered with, soldered, or altered in any way.
The SO₂ Air Quality Sensor with Modbus RS485 is a high-precision gas detection module designed for continuous monitoring of Sulphur Dioxide (SO₂) in the environment. Featuring an electrochemical sensing element and digital signal processing, it delivers accurate readings with excellent stability and low cross-sensitivity. The Modbus RTU communication ensures long-distance, interference-free data transmission, making it ideal for industrial emission monitoring, environmental stations, and air quality monitoring systems.
| Weight | 1 kg |
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| Dimensions | 17 × 6 × 15 cm |
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