Beijing  Topsky  Century Holding Co.,Ltd
                                                                                                           
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CD4 Multi-Gas Detector - 4-in-1 Portable Monitor for CO, O2, H2S & Combustible Gas with 10+ Hour Battery Life

Price Negotiable
Price: Negotiable
MOQ: 1 pcs
Delivery Time: Negotiable
Brand: TOPSKY
Product Description
CD4 Multi-Gas Detection Monitor Overview
The CD4 portable multi-gas detector is an intrinsically safe, explosion-proof instrument designed for comprehensive atmospheric hazard monitoring. This compact 250g device simultaneously tracks up to four critical gases with precision accuracy and reliable alarm systems.
Certifications & Compliance
  • Coal Mine Safety Certificate
  • Explosion-proof Certificate
  • Inspection Certification
Key Features & Applications
Primary Applications
  • Underground coal mine operations
  • Mine safety inspection protocols
  • Fire fighting and emergency response
  • Confined space entry monitoring
  • Chemical industry safety
  • Oil and gas environments
  • Any environment requiring hazardous gas measurement
Technical Specifications
Parameter Specification
Sensor Technology Catalytic combustion sensor (combustible gas); Electrochemical sensors (CO, O2, H2S)
Measurement Gases Combustible gas (CH4), carbon monoxide (CO), oxygen (O2), hydrogen sulfide (H2S)
Measurement Range CH4: 0-4.00% (v/v); Combustible gas: 0-100% LEL
O2: 0-30.0% VOL
CO: 0-1000 ppm
H2S: 0-100 ppm
Accuracy CH4: ±10% (1% LEL)
O2: ±0.7% VOL
CO: ±5%
H2S: ±5%
Resolution CH4: 0.1% CH4 (1% LEL)
O2: 0.1% VOL
CO: 1 ppm
H2S: 1 ppm
Alarm Systems Visual indicators, audible alarm (75 dB), vibrating alert
Battery Life ≥10 hours continuous operation
Explosion Protection Exibd I certified
Protection Grade IP54 rated for dust and water resistance
Dimensions & Weight 105mm (L) × 56mm (W) × 28mm (H) / 250g
Operational Advantages
  • Compact 105×56×28mm design for easy portability
  • Lightweight 250g construction reduces user fatigue
  • IP54 protection ensures reliable performance in harsh environments
  • Multi-alarm system provides comprehensive safety notifications
  • 10+ hour battery life supports extended monitoring operations

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Beijing  Topsky  Century Holding Co.,Ltd
Location 10B NO.17 HuanKe Middle Road Jin Qiao Industry Base Tongzhou District Beijing China 101102
Contact Person Yang

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