What Is The Detection Range Of Combustible Gas Detection Alarm

What is the detection range of combustible gas detection alarm

The alarm value of the combustible gas alarm system is set as follows: the lower limit defaults to 25%lel (adjustable from 5%lel to 40%lel); the upper limit defaults to 50%lel (adjustable from 10%lel to 100%lel).

The setting basis is as follows: the measurement range of the combustible gas alarm is 0-100%LEL, and the false alarm is generally set between 15%lel-25%lel according to national regulations.