Description
| Specification | Details |
|---|---|
| Sensor Type | Non-depleting, maintenance-free technology |
| Measuring Range | 0–20 ppm SO₂ |
| Accuracy | ±0.1 ppm |
| Output | 4–20 mA analog output |
| Display | Optional local display |
| Operating Temperature | -20°C to +50°C |
| Humidity Range | 0–95% non-condensing |
| Enclosure | NEMA 4X, wall mount enclosure |
| Lifetime | 10+ years sensor life |
| Power Requirements | 24 VDC |
A sulfur dioxide gas detector is a specialized safety instrument designed to measure SO₂ levels in the air and alert facilities when concentrations reach hazardous levels. Since sulfur dioxide is toxic, corrosive, and capable of disrupting sensitive production environments, continuous monitoring is essential in semiconductor fabs, pharmaceutical labs, aerospace manufacturing, and chemical facilities. The PureAire sulfur dioxide gas monitor uses advanced sensing technology to provide accurate, real-time readings. With instant alarms, facility managers can respond quickly to leaks or emissions and maintain compliance with occupational exposure limits. This helps protect worker health, prevent contamination, and ensure smooth, uninterrupted operations.
Sulfur dioxide forms when sulfur-containing materials are burned or processed. Common sources include fuel combustion, metal smelting, chemical reactions, and industrial oxidation processes. In many manufacturing facilities, SO₂ can also be generated during semiconductor etching, chemical synthesis, or improper handling of sulfur dioxide cylinders.
A gas sensor detects SO₂ by measuring changes in chemical or electrical properties when sulfur dioxide molecules interact with the sensing element. The PureAire sulfur dioxide gas sensor uses a long-life, non-depleting technology that remains stable for years, ensuring consistent accuracy without frequent recalibration. Once the gas threshold is exceeded, the device triggers visual and audible alarms or communicates with plant monitoring systems for immediate action.
Sulfur dioxide occurs naturally from volcanic activity and is commonly produced during industrial combustion, refining, metal processing, and chemical manufacturing. In controlled environments like semiconductor fabs, SO₂ may also be present during wafer processing or chemical etching operations. This makes reliable sulfur dioxide gas monitoring essential in any facility handling SO₂ cylinders or processes involving sulfur compounds.
The UAE and GCC are rapidly expanding their semiconductor, aerospace, and pharmaceutical sectors as part of long-term economic diversification. These high-value industries demand world-class workplace safety and contamination control. With SO₂ classified as a toxic and corrosive gas, even a minor leak can halt production, damage sensitive equipment, and endanger workers. A reliable sulfur dioxide gas detector is not just an HSE requirement—it’s a strategic necessity for uninterrupted operations in the region’s most advanced manufacturing hubs.
Most gas detectors require calibration every 6–12 months.
However, the PureAire sulfur dioxide gas monitor uses a non-depleting sensor that does not require annual calibration, significantly reducing maintenance costs while improving reliability.
For trusted, long-life SO₂ protection, choose the detector engineered for the world’s most advanced industries.
Contact Gas Detectors UAE today — the authorised distributor of Pureair and the leading sulfur dioxide gas detection suppliers in the UAE.
Get expert guidance, fast delivery, and unmatched technical support.
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