Thông số kỹ thuật: 
    - Measuring range: 0-25 vol. percent
 
    - Alarm threshold A1/A2: 19.5/23.5 ppm
 
    - Measuring: 0.1 vol. percent
 
    - Response time: 10 sec.
 
 
Tính năng nổi bật: 
    - No limit to the service life of the device
 
    - Event logger for up to 60 events
 
    - Rapid functional tests on site
 
    - Estimated sensor service life of 5-8 years
 
    - Easy to replace batteries and sensors
 
    - Replaceable dust and water filters
 
    - Large numeric LCD display is designed without text and has a back light that ensures good readability even in the dark
 
    - 2 year warranty
 
 
 
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