Portable Gas Detector
This portable gas detector supports switchable pump suction and diffusion modes, offering high-precision detection, multiple alarm systems, and intrinsically safe explosion-proof protection for industrial safety monitoring.
Key Features
Built-in pump suction, switchable to diffusion or combined mode
Pump blockage alarm
Optional LED flashlight
Multiple unit options: umol/mol, ppm, pphm, ppb, mg/m³, ug/m³, %Vol, %LEL
8-button operation with one-touch calibration
Data storage ≥100,000 records
Type-C communication (2-hour fast charging), optional Bluetooth
Man-down alarm
Data recovery & factory reset
Displays max, min & TWA values
Alarm modes: sound, light, vibration, voice
Alarm categories: concentration, low voltage, fault, pump blockage
Alarm settings: Low/High/Interval/TWA/STEL
Misoperation prevention
Automatic zero tracking
Multi-point calibration
Intrinsically safe explosion-proof design
IP66 protection (rainproof, dustproof, corrosion-resistant)
Technical Specifications
| Item | Specification |
| Gas Type | Single gas (CO, H₂S, O₂, combustible gas, CO₂, VOC, etc.) |
| Detection Principle | Electrochemical, Catalytic, Infrared, Thermal Conductivity, PID |
| Detection Mode | Pump / Diffusion / Combined |
| Resolution | 0.001ppm–1ppm; 0.1%LEL; 0.01%Vol |
| Accuracy | ≤±3% FS |
| Linearity | ≤±3% |
| Repeatability | ≤±2% |
| Response Time | T90 ≤20s |
| Recovery Time | ≤30s |
| Display | LCD |
| Power Supply | DC 3.7V ×2 |
| Battery | 2500mAh rechargeable lithium polymer |
| Charging Time | Approx. 2 hours |
| Operating Temp | -20°C to +50°C (customizable to -40°C to +70°C) |
| Humidity | 10–95%RH |
| Storage | ≥100,000 records |
| Communication | Type-C (Bluetooth optional) |
| Explosion-proof | Ex ia IIC T4 Ga |
| Protection | IP66 |
| Housing | Fire-resistant PC + rubber protection |
| Drop Resistance | ≥5 meters |
| Dimensions | 167×64×61mm |
| Weight | Approx. 280g |
