HND880-Ex Portable Flammable Gas Detector
The HND880-Ex portable flammable gas detection alarm is designed for real-time monitoring of flammable gas concentrations and early leakage detection. This device integrates high-quality sensors, sourced from internationally renowned manufacturers, along with advanced microcontroller technology to ensure accurate and reliable performance. It offers stable signal output, high sensitivity, and precision, making it ideal for a wide range of industrial applications.
Equipped with an internal gas sampling pump, the HND880-Ex provides faster and more accurate measurements. Users can customize settings according to their needs, and the intuitive interface ensures easy operation. The instrument is built to withstand harsh environments, featuring a compact, lightweight design with waterproof, explosion-proof, and shockproof characteristics.
Key features of the HND880-Ex include:
â—† High-precision and high-sensitivity catalytic combustion or thermal conductivity sensors with a service life of over 3 years
â—† Compact and durable design, suitable for tough working conditions
â—† Fast response time, high resolution, and excellent accuracy
â—† Long-lasting rechargeable lithium battery for extended use
â—† Digital LCD display with backlight, combined with sound, light, and vibration alarms
â—† Adjustable upper and lower limit alarms, zero and span calibration, and built-in temperature compensation
â—† Data recovery function to prevent accidental loss of critical information
â—† Special shell material that resists wear and is easy to clean, maintaining a new look over time
â—† Widely used in industries such as petrochemical, coal mining, industrial production, sewage treatment, pharmaceuticals, laboratories, and home environments
Technical Specifications:
- **Gas Type**: Combustible gases in air, including liquefied gas, acetone, methyl ethyl ketone, benzene, toluene, xylene, methane, ethylene, acetylene, ammonia, hydrogen, vinyl chloride, trichloroethylene, tetrachloroethylene, and more
- **Detection Principle**: Catalytic combustion or thermal conductivity
- **Range**: 0–100% LEL, 0–5000ppm, 0–10000ppm, 0–50000ppm (optional)
- **Resolution**: 1ppm (for 0–50000ppm), 0.1% LEL (for 0–100% LEL)
- **Detection Method**: Diffusion or pump type (optional)
- **Display**: Backlit LCD
- **Accuracy**: ≤±3% (actual concentration; higher precision based on sensor model)
- **Alarm Mode**: Dual sound and light alarm, ≤80 dB
- **Response Time**: <20 seconds
- **Recovery Time**: <20 seconds
- **Zero Drift**: ≤±1% (FS/year)
- **Repeatability**: ≤±1%
- **Linearity Error**: ≤±1%
- **Power Supply**: DC 3.6V
- **Battery**: 3.6VDC, 1800mA with charging protection
- **Operating Temperature**: -30°C to +70°C
- **Humidity**: ≤95% RH (non-condensing)
- **Pressure**: ≤100kPa
- **Explosion Protection**: Intrinsically safe (Exia II CT6)
- **Protection Rating**: IP65
- **Dimensions**: 125 × 52 × 30mm (L × W × H)
- **Weight**: 200g
- **Standard Accessories**: Manual, charger, case
- **Optional Accessories**: 0.8m sampling tube
The HND880-Ex is a reliable and user-friendly solution for detecting flammable gases in various hazardous environments. Its advanced technology, durability, and ease of use make it a top choice for safety professionals and industrial workers alike.
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