Description
MaiYa • MST101 • Portable gas detector for: PH₃
The MaiYa MST101 Gas detector for PH3 is a professional-grade portable gas detection and alarm device designed for industrial and mining environments. This lightweight instrument features an OLED display for clear visibility, even in direct sunlight, and is constructed with a rubber-coated plastic shell for enhanced waterproof performance. Its anti-static materials ensure compliance with explosion-proof standards.
This gas detector continuously monitors the concentration of toxic gases or oxygen, providing sensitive and reliable readings. Ideal for use in sectors such as iron and steel metallurgy, petrochemicals, and emergency rescue, it is essential for maintaining safety in hazardous environments.
Key features and benefits
- Portable and lightweight design
- OLED display for easy readability
- Waterproof and durable construction
- Continuous gas concentration monitoring
- Explosion-proof compliant materials
- Suitable for various industrial applications
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 |
|---|---|---|---|---|
| PH3 | electrochemical | 0-20ppm | 0.02ppm | ±10% |










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