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CAATM BT-CAHG300-4 Industrial Portable Gas Analyzer lpg H2s Gas Detector Handheld 4 in 1 Multi Gas Gas Detector
Portable Gas Detector
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CAATM BT-CAHG300-4 Industrial Portable Gas Analyzer lpg H2s Gas Detector Handheld 4 in 1 Multi Gas Gas Detector

BT-CAHG300-4 Portable Four-in-One Gas Detector simultaneously monitors combustible gases and multiple toxic gases including CO, H₂S, and O₂. Equipped with advanced sensors for rapid response and high accuracy. Features audible and visual alarms, data logging, and IP66 protection rating. Ideal for on-site safety monitoring in petroleum, chemical, firefighting, and related industries.

  • Product Name Portable Gas Detector
  • Model Number BT-CAHG300-4
  • Detected Gases Toxic and hazardous gases
  • Detection Principle Electrochemical, Infrared (IR), Photoionization (PID)
  • Sampling Method Diffusion
  • Power Supply Lithium battery DC3.7V/2000mA (over 200 hours of operation)
  • Detection Error <5% F.S.
  • Response Time <30 seconds
  • Operating Pressure 86~106 kPa
  • Dimensions 147 x 71 x 33 mm
  • Weight Approx. 250 g
  • Operating Environment Temperature -25°C to 55°C; Relative Humidity ≤95% RH (non-condensing)

The BT-CAHG300-4 is a high-performance, multi-functional industrial-grade portable gas detector. Utilizing advanced microprocessor technology and premium sensors, it simultaneously detects and displays concentrations of up to four gases. This product features a well-designed, user-friendly interface with high precision, rapid response, and stable reliability. It serves as an ideal tool for on-site safety monitoring and hazard warning in industries such as petroleum, chemical, gas, and firefighting, providing robust safety assurance for personnel.

Core Features

Multi-Gas Simultaneous Detection: Capable of configuring and monitoring up to four different gases in real time, such as combustible gases, carbon monoxide, ammonia, chlorine, hydrogen sulfide, oxygen, etc.

Intelligent Processing Technology: Features an advanced low-power microprocessor with full self-diagnostic, self-repair, and automatic zero-point adjustment capabilities for simplified maintenance and enhanced data accuracy.

High Precision and Rapid Response: Detection error <±5% F.S., response time <30 seconds, ensuring timely and effective detection of hazardous gas leaks.

Rugged and Durable Design: Compact dimensions (147x71x33mm) and lightweight (approx. 250g) for use in harsh industrial environments. Wide operating temperature range (-25°C to 55°C) and humidity tolerance up to 95%RH without condensation.

User Safety Design: Features two-level alarm points, audible/visual alarms, and low-battery alerts to maintain optimal device performance. Intrinsically safe design for use in explosion-proof zones.

Long-lasting Battery Life: Equipped with a high-capacity 3.7V/2000mAh lithium battery, providing over 200 hours of continuous operation to meet extended task requirements.

Application Areas
Widely used in petroleum refining, chemical production, gas transmission and distribution, energy and power generation, metallurgical casting, firefighting and emergency rescue, wastewater treatment, tunnel construction, and other locations where combustible or toxic gases pose risks.