正安防爆便携式甲烷气体检测仪JCB4可燃性气体传感器

该产品是新一代智能型检测仪器，具有大屏实时检测甲烷浓度、声光报警、显示电压、时钟、

距前次校准天数等功能和操作方便、性能稳定、测量准确等特点。可适用于煤矿井下、

或其他存在易燃易爆可燃性气体混合物的工作环境中使用。

The productisa new generation ofintligent detection nstument,with realtime detecinof methane concentration, 

alarm,displayvoltage,clock from the previous calibration time function and has the advantages of simple operation

,stable performance,measuring accuracy.Be suitable for underground coal mines,or other inflammable and 

explosion gas mixture used in the work environment