Overview
It is a compact, high-performance safety device designed to provide fast, accurate, and reliable detection of multiple gases in demanding industrial environments. With advanced sensor options including catalysis, infrared, and laser technology, it ensures precise monitoring of Methane (CH₄), Oxygen (O₂), Carbon Monoxide (CO), and Hydrogen Sulfide (H₂S).Built with a powerful pump-suction system and equipped with a 20-meter sampling hose, it delivers effective monitoring even in hard-to-reach areas. Its long-lasting 4000mAh rechargeable battery supports over 12 hours of continuous operation, while the explosion-proof design guarantees safe use in hazardous industries.Lightweight, portable, and user-friendly, it combines rugged durability, extended runtime, and high sensitivity, making it the ideal solution for oil & gas, mining, chemical plants, and confined space applications.
Features
- Multi-Gas Monitoring – Detects Methane (CH₄), Oxygen (O₂), Carbon Monoxide (CO), and Hydrogen Sulfide (H₂S).
- Flexible Detection Options – Choose between Catalysis, Infrared, or Laser sensors for methane monitoring.
- High Accuracy & Sensitivity – Resolutions as fine as 0.1 ppm / 0.1% VOL for precise results.
- Quick Response Times – T90 ≤ 12s for CH₄ and ≤ 45s for O₂, CO, H₂S.
- Pump-Suction Sampling – Hose-supported detection up to 20 meters with pump-block protection.
- Extended Operation – Rechargeable 4000mAh lithium-ion battery with 12+ hours runtime.
- Rugged & Durable – Explosion-proof certification (EXd ib I Mb), works from -20℃ to +60℃, ≤98% RH.
- Portable & Lightweight – Compact design (180 × 80 × 46 mm, 350g) for easy field use.
- Complete Kit – Delivered with sand filter head, hose, charger, instruction manual, and compliance certificate.
Technical Specifications
| Specification | Details |
| Price | ≥ 1 set – USD 300 (Model available for order) |
| Measuring Gases | Methane (CH₄), Oxygen (O₂), Carbon Monoxide (CO), Hydrogen Sulfide (H₂S) |
| Sensor Options | Catalysis / Infrared Ray / Laser (for Methane) |
| Measuring Range | CH₄: 0.0–4.00% VOL / 0.0–10.00% VOL / 0.0–100.00% VOL O₂: 0–25.0% VOL CO: 0–1000 ppm H₂S: 0.0–100.0 ppm |
| Resolution | CH₄: 0.1% VOL O₂: 0.1% VOL CO: 1 ppm H₂S: 0.1 ppm |
| Detection Accuracy | Refer to the individual gas sensor type. |
| Response Time (T90) | CH₄: ≤ 12s O₂: ≤ 35s CO: ≤ 45s H₂S: ≤ 45s |
| Measurement Method | Pumping measurement method (with hose) |
| Pumping Distance | ≤ 20 m (equipped with hose) |
| Standby Duration | > 12 hours |
| Power Supply | DC 3.7V (Lithium-ion battery, 4000mAh) |
| Charging Duration | 5–6 hours |
| Explosion-Proof Type | EX d ib I Mb |
| Operating Conditions | Temperature: -20℃ ~ +60℃ Humidity: ≤ 98% RH |
| Size / Weight | 180 × 80 × 46 mm / ≈ 0.771618 pounds |
| Standard Accessories | Host instrument, sand filter head, 3m hose, charger, instruction manual, compliance certificate |






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