SNDWAY SW-733B Combustible Gas Detector Explosion-Proof Natural Gas Gas Methane Gas Alarms

1. Working voltage: 3.7V 2000mAh lithium battery2. Charging time: about 4-6h3. Charging specification: Type-C DC 5V 1A4. Probe light: flashlight/alarm light5. Standby time: more than 10h (when the flashlight is turned off)6. Direct reading: real-time concentration reading of the sensor, battery concentration unit, temperature, time7. Alarm: voice prompt and siren, alarm light (sensor location part), vibration indication alarm, working voltage undervoltage indication8. Applicable temperature and humidity range: -10 - 40 degrees Celsius, 20% - 95%RH9. Storage temperature and humidity range: -10 - 50 degrees Celsius, 10%-70%RH10. Basic error: @5000-9000PPM relative error +/-5%11. Detection gas: natural gas, liquefied petroleum gas; suitable for artificial and coal gas (main components methane, isobutane, etc.)12. Range: 0-9999PPM13. Resolution: 3РPM14. Warm-up time: 30s15. Response time (T90): instant response16. Sampling method: diffusion17. Alarm value, correction method: two-point on-site correction18. Display: LCD liquid crystal display with automatic backlighting19. Alarm setting: low limit alarm 1000PPM, high limit alarm 4000PPM, users can also set it by themselves20. Explosion-proof mark: Ex ib IB T3 Gb21. Size: about 17 x 6.6 x 2.85cm, universal fixed tube length about 26cm22. Weight: about 255gFeatures:1. Can detect a variety of gases: methane, natural gas, hydrogen, coal gas, ethanol can all be detected2. The sensor has good stability and reproducibility, high output sensitivity for city gas, and fast response speed3. Type-C charging interface, built-in large-capacity lithium battery provides long-term endurance for long-term detection4. Rich alarm methods: buzzer, light, vibration, voice, real-time feedback of gas leak detection5. Probe flashlight lighting, no fear of dark environment6. High-strength ABS engineering plastic