




Specification:
Accuracy & Response: High accuracy ≤±5% F.S. with fast response time ≤30s for reliable gas detection.
Sensors & Detection: Plug-in electrochemical sensor; resolution 0.1%VOL (O₂), 1ppm (CO), 0.1ppm (H₂S), 1%LEL (EX).
Alarms & Self-Check: Low/high, multiple gas, sensor, battery alarms, automatic shutdown; self-checks battery, display, sensor, and hardware.
Power & Runtime: DC 3.7V 1800mAh Li-ion battery, ≥8h continuous use, 6–8h charging; 2-year sensor life.
Safety & Durability: Explosion-proof Ex ib IIC T4 Gb, IP66 protection, compact 130×67×30mm, ~400g weight.