Bosean BH-90A Hydrogen Sulfide Detector

Gas Detected:

combustible gas (CH4,C3H8,H2) and toxic gas, oxygen, Other rare toxic gas like ammonia, NO, PH3, NH3, NO2, HCN, SO2 etc also available,Can be specified by the Customer in advance. 

*Advanced MCU control with low power consumption;
*Adjustable low and high alarm level;                  
*Adjustable calibrating level;
*High concentration protection for combustible gas;
*Self test for the combustible gas sensor;
*Low battery indication;
*Self-adjustment function
*Visual and audible alarm with vibration;
*Advanced self-examination and self-renovation function
*Password management to avoid wrong operation;
*Explosive proof housing.