O2 Handheld Portable Oxygen Concentration Detector, Gas Detector, Pump Suction Oxygen Content Alarm Range 0-30%Vol

Detection gas: oxygen O2;

Detection range: 0-30%Vol, 0-100%Vol, 0-25%Vol;

Detection principle: electrochemistry, catalytic combustion, infrared, thermal conductivity, PID photoion;

Detection method: built-in pump suction type, flow rate 500 ml/min;

Display mode: 2.31 inches, high-definition color screen display, 5-button operation;

Detection accuracy: ±3%F.S;

Linearity: ±2%;

Repeatability: ±2%;

Alarm mode: sound and light alarm, vibration alarm, visual alarm;

Response time: T9020 seconds;

Recovery time: 30 seconds;

Working power: DC3.7V;

Sensor life: 2 years for electrochemistry; 5-10 years for infrared principle; 2 years for catalytic combustion; 5 years for thermal conductivity; 10,000 hours for PID photoion;

Use environment: temperature: -40-+70, humidity: 0-99%RH;

Battery capacity: 3.7DC, 4600mAh;

Data storage: 100,000 pieces of data;

Communication interface: USB (charging and communication);

Protection class: IP65;

Dimensions: 178*67*40mm (L*W*H);

Weight: 300g;

Standard accessories: manual, certificate, USB charger (including data cable), back clip, humidity dust filter, high-grade aluminum alloy instrument case.