Safety First: Intrinsically safe design + CE certification for industrial reliability
Precision Monitoring: Portable build with imported premium sensors to detect multiple gases at once
Tailored to You: Fully configurable alarm thresholds + support for custom gas mixes, private branding (logo/label included)
Industrial-Proven: Engineered for tough environments, delivering consistent accuracy across key gases (CH4, CO, H2S, O2, etc.

Parameter	Specification	Parameter	Specification
Product model	SA-M203 portable multi gas detector	Data logging (optional)	Continuously data logging (1900 data at 0.1-10 configurable interval)
Sensor type	Infrared, catalytic, electrochemical	Charging time	4-5 hours
Size & weight	1306630mm / 300g	Continuous working time	＞12h
Battery	Rechargeable lithium	Working Temperature	-25℃～+55℃, short time: -40℃～+55℃
Alarms	LED alarm @ ≥20cm Buzzer alarm ≥95dB @30cm Low power alarm	Sensor lifetime	Infrared: ≥5 years Electrochemical: ≥2 years Catalytic: ≥1 year
Charging	By AC adapter or 5V USB port	Ex proof sign	Exibd Ⅰ
Display	Color LCD / OLCD	Sampling	Natural diffusion
LCD reading	Real-time concentration, battery indicator, date	IP degree	IP54
Backlight	Always ON	Approval	Ex, MA, CMC, CE

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