Reminder :The oxygen meter is used to detect gas leakage and is connected to the control system .The instrument uses light and sound alarms ,and has low battery ,low/high alarms ,and the gas meter has a backlight function Application :This oxygen detector is used in industry .It can be used in places such as oil rigs to monitor the manufacturing process ,and it can also be used for daily inspections of necessary tasks Important parameters :color :black + blue ,gas type :oxygen ,measurement range :0~30% VOL ,resolution :0 . 1% ,T90 :10 seconds ,measurement principle :electrochemical principle ,alarm sound :light indication Accurate :This oxygen meter is a device that detects the presence of gas in the area .It measures ~30% VOL ,with high resolution :0 . 1% ,which can achieve accurate measurement Safety :The gas detector can be used to detect flammable ,flammable and toxic gases and the measurement of oxygen consumption ,and can warn the operator in the area where the leakage occurs ,so that they have a chance to leave, Weight: 0.61949895622 pounds