803 Blue Digital Detector Alarm with Display for Oxygen Gas Leak

Specification:Condition: new.Model: 803Sensor: electrochemical principleSensing gas: oxygen O2Temperature measurement: ambient temperatureDisplay unit: O2: %VOL Temperature: ℃/℉Range: O2: 0 ~ 25% VOL Temperature: -15 ~50℃Resolution: O2: 0.1% VOLTemperature: 0.1℃-0.1℉Response time: less than 15sAlarm: sound and light alarmAlarm point: low alarm point 19.5% VOL High alarm point 23.5%VOLBattery type: 3 AAA/ batteries 7 (not included).Operating temperature: -10 ~ +50℃Operating humidity: 15% to 95% RH (non-condensing)Weight: approx. 176g / 6.2 ounces Package List:1 * Oxygen Gas Detector Note:1. Improper or inappropriate use of the environment may weaken the operating performance of the instrument. For the safest and most efficient use of the instrument, please read the following correct operating and safety procedures2. Please read the user manual carefully before carrying out any operation.3. The sensor window and filter membrane must be kept clean. If the sensor window is blocked or filtered by water film, this may result in a reading lower than the actual gas concentration.4. Replacement of batteries, maintenance parts and other operations can only be carried out in a environment.5. To ensure the safety and proper use of the instrument, and maintenance of the instrument may only be carried out by qualified personnel.6. Every day before use, please check the accuracy of the instrument in fresh air and ensure that the measurement error is within the allowable range. If it exceeds the allowable error range, the instrument must be calibrated.7. Keep the alarm through the mouth, no foreign matter blocked, otherwise it will cause not hearing the alarm or identifying the alarm information.8. Battery removal and replacement should be performed in a known,

• [Sound, Light and Vibration Alarm] Sound, light and vibration alert for effective oxygen detection
• [Essential Safety Instrument] Essential safety instrument that can continuously detect the oxygen concentration in the working environment
• [Superior Quality] Brand new and . Light and novel appearance, easy to carry, easy to use
• [Operation Interface] Menu interface, real-time battery power supply for convenient use
• [Versatility of Use] Widely used in metallurgy, power plants, chemical industry, mines, tunnels, underground pipelines and other places