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China
الشخص الذي يمكن الاتصال به Mr. Chris
Anshan road, Dalian, Liaoning
GW*2X Approval: CSA approved PTB/ATEX approved JML approved CE approved C∈ CCS approved Features •Compact“wrist watch typeâ€design •Automatic backlight during alarm •Sensor fail alarm •Peak hold •Over ***0 hours of operation •Fits on your wrist, belt, or hard hat •Visual, audible and vibration alarms standard Specifications Gas detected Oxygen(O2)in air Detection principle Galvanic cell Detection range(Increments) ***0% vol(0.1%/digit) Sampling method Diffusion sampling Preset alarms(Adjustable) LOW:*9.5%vol, High:*3.5%vol. Over:*0%vol Gas sampling Diffusion sampling Power source One coin type Lithium battery(CR ***0) Safety design Intrinsically safe EExia â…¡ BT4 Operating temp & humidity **0℃~**0℃, below *5%RH, non-condensing Dimensions & weight Approx.*4(W)×*3(H) ×*3(D)mm , Approx.*0g Pls contact me for further details.