Description
MaiYa • MST101 • Portable gas detector for: CO₂
The MaiYa MST101 Gas detector for CO2 is a professional-grade portable detection and alarm device designed for industrial and mining environments. Featuring a lightweight design and an OLED display, it operates effectively across a wide temperature range and remains visible in sunlight. The robust rubber-coated plastic shell ensures excellent waterproof performance, while the anti-static materials meet explosion-proof standards. This device continuously monitors CO2 concentrations up to 50,000 ppm, providing sensitive and reliable detection. Ideal for use in industries such as iron and steel metallurgy, petrochemicals, and emergency rescue, it enhances safety by alerting users to hazardous gas levels.
Key features and benefits
- Continuous CO2 concentration monitoring (0-50,000 ppm)
- Lightweight and portable design
- OLED display for clear visibility
- Waterproof and durable rubber-coated shell
- Explosion-proof compliance with anti-static materials
- IR sensor with low power consumption
Included accessories
- User manual
- Calibration certificate
- Carrying case
Specifications and configuration
| Sensor | Electrochemical, NDIR |
|---|---|
| Sampling Type | Diffussion |
| Carried Standard | GB12358-2006 |
| Work temp | -20℃ to 55℃ |
| Humidity | 0-95%, noncondensing |
| Screen | OLED Display |
| Display Content | Gas symbol, gas unit, real-time value, battery, calibration information, temperature, time |
| Alarm Signal | 95dB/ 10cm buzzer, red and yellow LEDs flash, built-in vibration |
| Alarm Mode | High Conc./ Low Conc./ TWA/ STEL/ Overrange/Low Battery/ Fall alarms |
| Alarm Set Point | Alarm threshold can be set freely |
| Calibration method | Zero/ span gas calibration |
| Typical Working Time | When the battery is fully charged >20 days. Charging time <4hours |
| Battery Parameter | Rechargeable lithium-ion explosion-proof battery, 3.7V-500mAh |
| Charging temp. | 0-40℃ |
| Shell Material | ABS, anti- static TPE |
| Size | 93mmx52mmx30mm (Contains no clip) |
| Weight | 98g |
| Safety Certifications | EX ib IIC T4 Gb II 1G Ex ia IIC T4 Ga 2014/30/EU (Electromagnetic Compatibility) |
Sensor Parameter
| Gas | Principle | Range | Resolution | Accuracy |
|---|---|---|---|---|
| CO2 | NDIR | 0~5.00%vol | 0.01%vol | ±5%FS |











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