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Gas Analyzers
  • Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output
  • Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output
  • Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output
  • Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output
  • Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output
  • Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output
Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output

Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output

  • 1 - 19 Pieces
    $450
  • 20 - 49 Pieces
    $430
  • >= 50 Pieces
    $410

Customization:

Graphic customization（Min.Order: 10 pieces）
Customized packaging（Min.Order: 10 pieces）
Customized logo（Min.Order: 10 pieces）
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Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Multi-Gas Monitoring: Detects and measures CO (Carbon Monoxide), H2S (Hydrogen Sulfide), O2 (Oxygen), and explosive gases (EX) in real time, ensuring safety in hazardous environments.
  • Explosion-Proof Design: ATEX-certified for use in explosive atmospheres, with a rugged, industrial-grade build featuring a durable plastic/composite body and protective display bezel.

Key features

  • 1. Rugged Material Technology for Harsh Environments

    • With its rugged, corrosion-resistant composite body and ATEX explosion-proof certification, you can ensure reliable operation in harsh industrial environments*. The durable design withstands chemical exposure and physical stress, outperforming standard models in durability and safety compliance*.

  • 2. Multi-Gas Monitoring with Real-Time Display

    • With a clear digital display and RS485 Modbus output, you can track CO, H2S, O₂, and explosive gas levels simultaneously, enabling proactive safety measures. The intuitive interface allows seamless integration with control systems for centralized monitoring.

  • 3. Precision Detection for Critical Gases

    • With 1ppm accuracy and advanced electrochemical sensors, you can detect trace levels of H₂S and CO₂ reliably. This precision ensures early hazard identification, reducing risks in environments where even small gas leaks are dangerous.

  • 4. Versatile Scenario Solutions for Industrial Use

    • Designed for continuous operation in industrial plants, mining sites, and other hazardous settings, this fixed detector provides 24/7 protection. Its multi-gas capability and mounting flexibility adapt to diverse scenarios, enhancing safety across industries.

  • 5. Compliance with Global Safety Standards

    • With ATEX and CE certifications, you can meet stringent safety regulations for explosive environments. This ensures compliance with global standards, offering peace of mind for regulatory and operational requirements.

Product details

Atex Explosion Proof Fixed Multi Gas Detector Co2 H2s Sensor RS485 Modbus Output

The Atex Explosion Proof Fixed Multi Gas Detector is a rugged, industrial-grade device designed to monitor critical gases like H2S, CO2, and others in hazardous environments. With an electrochemical sensor system and RS485 Modbus output, it ensures precise detection and seamless integration into automated systems. Its durable blue composite body and protective display bezel make it ideal for harsh conditions, while certifications like ATEX ensure compliance with global safety standards.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialDurable composite plasticWithstands chemical exposure and extreme temperatures in industrial plants.
Accuracy1 ppm (H2S/CO2)Ensures reliable readings in environments requiring strict compliance (e.g., mining, oil refineries).
Sensor TypeElectrochemical sensorsWith electrochemical sensors, you can achieve precise detection of toxic gases like H2S and CO2.
Detection GasesH2S, CO2, O₂, CO (via multi-sensor)Monitors multiple hazards in confined spaces or chemical processing facilities.
CertificationsATEX, CE, OSHA-compliantMeets global safety standards for explosive environments.
OutputRS485 ModbusEnables real-time data transmission to control systems for automated monitoring.

Customization guide

Adjustable parameters include:

  • Gas Detection Configuration: Swap sensors to prioritize H2S, CO2, or other gases based on site requirements.
  • Mounting Orientation: Choose wall, ceiling, or panel mounting via pre-drilled points.
  • Alarm Thresholds: Customize alert levels to match specific safety protocols.

Get inspired

This multi-gas detector is your first line of defense in hazardous environments. Whether safeguarding workers in oil refineries or monitoring air quality in chemical plants, its rugged design and precise sensors ensure uninterrupted protection.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Detection Range0–50 ppm (H2S)0–100 ppm (H2S)0–200 ppm (H2S)*
Accuracy±1 ppm±0.5 ppm±0.3 ppm
Response Time<20 sec<15 sec (+25%)<10 sec (+50%)*
CertificationsATEX, CEATEX, IECExATEX, IECEx, FM

Supplier's note

  1. Technical Breakthroughs:

    • Electrochemical Sensors: Deliver 80% higher accuracy (1 ppm) than traditional 5 ppm sensors, reducing false alarms.
    • Rugged Composite Material: Withstands 20% more impact than standard plastics, ideal for high-vibration environments.
    • RS485 Modbus Output: Enables 20% faster data transmission than legacy protocols, streamlining integration with SCADA systems.

  2. Version Selection Guide:

    • Base Model: Suitable for basic monitoring in low-risk areas (e.g., warehouses).
    • Advanced Model: Optimal for mid-tier industrial sites requiring expanded detection ranges (e.g., chemical plants).
    • Pro Model: Designed for high-risk zones (e.g., offshore drilling) with triple-certified safety and ultra-fast response times.

With the Pro version’s 0.3 ppm accuracy, you can ensure compliance in ultra-sensitive environments. Its FM certification also enables use in North American oil refineries, a unique advantage over competitors. Pair its fast response with ATEX compliance to create a fail-safe system for explosive atmospheres.

Frequently asked questions

  • Which gas detector model is best for industrial plants with H2S and CO₂ risks?

  • How to clean the sensor ports on a fixed multi-gas detector?

  • Electrochemical vs. catalytic sensors: Which is better for H₂S detection?

  • Can this detector be customized for additional gas detection?

  • Is the gas detector OSHA and CE certified?

  • How to install the fixed gas detector in hazardous areas?

  • What’s the detection accuracy for H₂S in this multi-gas detector?

  • Does the detector support RS485 Modbus for system integration?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Sensor TechnologyIndustrial Plants, MiningElectrochemical sensors (Response Time <15s, ASTM E3103) ▲▲ vs Industry’s 30sHigh sensitivity for toxic gases like H₂S and CO₂Higher cost than semiconductor sensors; requires periodic calibration
Detection RangeOil Refineries, Chemical PlantsH₂S: 0–100 ppm (Industry: 0–50 ppm) ▲▲; CO₂: 0–5000 ppm (Industry: 0–2000 ppm)Wider coverage for diverse hazardsRequires frequent calibration at extreme ends of the range
AccuracyLaboratories, Environmental Monitoring±1 ppm (ISO 9001) ▲▲ vs Industry’s ±2 ppmMeets strict regulatory compliance for precise readingsSensitive to environmental interference (e.g., humidity)
Explosion Proof RatingHazardous Areas (Zone 1/2)ATEX II 3G Ex d IIC T6 ▲ (Base); Advanced: IP68 + ATEX Zone 0 ▲▲Safe operation in explosive environmentsBulky design; heavier than non-explosion-proof models
Communication ProtocolIntegrated Factory SystemsRS485 Modbus ▲ (Base); Advanced: RS485 + Modbus RTU ▲▲Seamless integration with SCADA systemsRequires compatible software/drivers for advanced protocols
Material DurabilityCorrosive Environments, Outdoor UseRugged composite (IP67) ▲▲ vs Industry’s IP54Withstands extreme temperatures and chemical exposureHigher upfront cost compared to standard plastic materials

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