Portable Gas Detector

Portable Multi Gas Detector Argon CO2 O2 H2S LEL Gas Analyzer

OC-901 Portable Multi Gas Detector, Argon CO2 O2 H2S CO LEL Gas Analyzer, Pump Suction 4 in 1 Gas Monitor, ATEX CE Certified, 2.8 Inch TFT Display, 20000 Groups Data Storage

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The OC-901 portable multi gas detector is a high-performance pump-suction gas monitoring instrument designed for the detection of argon (Ar), carbon dioxide (CO₂), oxygen (O₂), hydrogen sulfide (H₂S), carbon monoxide (CO), and combustible gas LEL. It is especially suitable for industrial environments where inert gas shielding, enclosed space entry, welding gas management, laboratory gas protection and flammable toxic gas safety monitoring are required.
This instrument adopts built-in pump suction sampling mode, which can actively extract air samples from confined spaces, pipelines, welding areas, laboratory glove boxes and storage cabinets, helping operators quickly locate gas leakage and evaluate on-site safety risks. The OC-901 is equipped with a 2.8-inch TFT color display, which clearly shows real-time gas concentration, alarm status, battery level and working mode. It supports multi-unit display including ppm, %VOL and %LEL, and provides reliable data output for different industrial inspection requirements.
The detector features large-capacity data storage for up to 20,000 groups of records, which can be exported and managed through PC software. With ATEX and CE explosion-proof certifications, it can be safely used in flammable, toxic and inert gas replacement scenarios. It is widely used in welding workshops, laboratories, pharmaceutical factories, chemical storage areas, sewage treatment plants, underground pipelines, confined space operations and industrial environmental inspection.

Key Features

  1. Multi-Gas Detection Support
    Supports argon (Ar), carbon dioxide (CO₂), oxygen (O₂), hydrogen sulfide (H₂S), carbon monoxide (CO) and combustible gas LEL detection.
  2. Pump Suction Sampling
    Built-in pump actively draws air samples, suitable for confined spaces, pipelines, glove boxes and low-concentration leakage inspection.
  3. 2.8 Inch TFT Color Display
    Clear display of gas concentration, alarm status, battery level and working mode.
  4. Multi-Unit Display
    Supports ppm, %VOL, %LEL and other units to meet different industrial testing standards.
  5. Large-Capacity Data Storage
    Stores up to 20,000 groups of detection records, supporting data export and historical analysis.
  6. Adjustable Audible and Visual Alarm
    Sound and light alarm can be set according to site requirements to remind operators of over-limit gas concentration.
  7. ATEX CE Explosion Proof Certification
    Suitable for flammable and toxic gas environments, chemical storage areas and industrial safety inspection.
  8. Portable Handheld Design
    Compact and lightweight structure, easy to carry for daily safety patrol and confined space inspection.
  9. PC Data Export Available
    Detection data can be exported through supporting software for report archiving and compliance management.
  10. Customizable Gas Configuration
    Supports different sensor combinations according to actual site monitoring requirements.

Technical Parameter:

Gas type Argon (Ar), Carbon Dioxide (CO₂), O₂, H₂S, CO, LEL Combustible Gas;

Support customized gas types

Sensor Type Electrochemical / Catalytic Combustion / NDIR Infrared CO₂ / PID

according to required gases.

Sensor life 2~3 years
Measuring range 0-10ppm、50ppm、100ppm.  According to different gas type
Display Information Gas types, Concentration value, Concentration unit, Time, Battery status, Alarm status, etc.
Display 2.4 inch colorful screen
Alarm Storage With alarm data storage function, can review the data from the detector..
Sampling mode Pump-suction sampling (Available for connection with external pump)
Operating Language Chinese or English operating menu is able to be changed freely.
Alarm Mode Audible-visual-vibration alarm, sound≥75dB
Power Supply 3.7V, 4000mAh rechargeable lithium battery, continuous working period over 10 hours.
Explosion-proof Grade Ex ib IIB T3
Protection Grade IP65
Working Environment Working Temperature: -20℃~50℃

Working Humidity: 0-95%RH (non-condensing)

Body Material ABS and PC
Package Aluminum alloy box
Dimensions 190*75*47mm
Weight 376g (with charger)
Warranty 1 years

Remark: If you need gas or measuring range not listed on the above, pls send us your details requirments for further discussion.

Application Scenarios

  • Welding workshop argon shielding gas and CO₂ gas monitoring
  • Laboratory glove box inert gas and CO₂ concentration detection
  • Confined space entry safety inspection
  • Chemical storage area flammable and toxic gas monitoring
  • Sewage treatment plant H₂S and O₂ detection
  • Underground pipeline and manhole gas inspection
  • Fire rescue and industrial accident site gas screening
  • Environmental protection law enforcement spot check and data recording

Company profile

We Henan Oceanus is located in Henan, a land with a long history and profound cultural heritage, has been dedicated to the research, development, production, and sales of Gas detection system and Environment equipments since its establishment. With exquisite technology and outstanding quality, we have won widespread recognition in the global marketing.

 

1

01. Business areas

As a leader in the field of Gas detector and Air quality monitor system, we Henan Oceanus will be continued to expand its business scope and provide customers around the world with customizable Air quality monitor system of various types and specifications.

02. Values and ideas

Our company upholds the core values of integrity and quality service, focusing more on friendship with our customers. We always adhere to integrity management, customer-centered, and provide a full range of pre-sales, sales, and after-sales services to ensure that customers can be worry-free when using our products.

03. Global Service Network

We have a comprehensive global service network, offering timely, professional pre-sales consultation, after-sales service, and technical support for overseas users. Regardless of where users are located, they can enjoy our attentive and thoughtful service.

04. Customer Service

With excellent products and services, Henan Oceanus Gas detector and Air quality monitor system have been exported to more than 100 countries around the world and have won widespread praise.

FAQs

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