OC-904 Portable multi gas detector for industrial use

 Gas Detector Features:  

It used imported sensor with good quality and high accuracy.  

It can be combined with 1 to 4 different gas sensors for different gas types.  

LCD dot matrix display, support both English and Chinese operating menu.  

Adjustable preset two-stage alarm level.  

With audible-visual-vibration alarm mode.  

Powered by rechargeable battery with big capacity which can support a long working period.  

With a back clip, which is easy to carry when working.  

Gas Detector Specification:  

Gas Type: H2S, CO, O2， CH4  

Sensor Type: Electrochemical sensor for H2S, O2, CO  

                      Catalytic combustion sensor for the CH4  

Measuring range: H2S: 0~100ppm  

                            CO:  0~500ppm  

                             O2: 0~30%vol  

                            CH4: 0~100%LEL  

Sensor Life: 2-3 years  

Display: LCD display  

Display Information: gas types, concentration value, time, battery status, alarm status, etc  

Password-protected: password is required for calibration.  

Data Storage: with data storage function with memory capacity of one thousand alarm records.  

Operating Language: Chinese or English operating menu is able to be changed freely.  

Alarm Mode: audible-visual-vibration alarm, adjustable two-stage alarm threshold value.  

Power Supply: 1800mAh rechargeable lithium battery, continuous working period can reach to 10h or above.  

Explosion-proof Grade: ExiaⅡCT4  

Protection Grade: IP66  

Working Temperature: -20℃～50℃  

Working Humidity: 0-95%RH (non-condensing)  

Body Material: ABS and PC  

Package: ABS carrying case  

Dimensions: 110*60*30mm  

Weight: 210g (with charger)  

Warranty: 2 years