Kq single-point wall-mounted gas detector is a kind of wall-mounted type detector that can be used continuously in operation environment to detect the concentration of combustion gas, oxygen, and toxic gas. The detector detects gas concentration in naturadiffusion way, and uses imported electric chemicasensor or catalytic combustion type sensor which has excellent sensibility and receptivity Main features: Adopts advanced embedded micro controller(16 digit ultra-low power consumption ) 128*64 dot matrix ultra-large liquid-crystadisplay User can set the alarm point by themselves Chinese and english menu is easy to operate for users Displaying the time of fist alarm Real-time clock Replaceable modularized sensor Automatic calibration function, reduce the measuring error. Automatically save alarm data for 1000 articles Standby battery can work more than 100 hours in the condition that do not alarm (optional) Standard signal(4-20ma) can be directly connected to factory's dcs system (optional) Rs4845 digitasignais connected to factory¡¯s principle computer (optional) Box