Combustible gas detector natural gas detector Methane Gas Leak tester port flammable gas leak Location Determine 0~100%LEL Alarm

 Brand

 SMART SENSOR

 Color

 Black + Red

 Gas Type

 Combustable Gas

 Measuring range  

 0~100%LEL

 Resolution  

 1%

 T90

 35 sec

 Measuring Principle  

 Electrochemical principle, life for 2 years

 Low / High Alarm / Alarm Setting 

 V

 Alarm  

 Sound, Light Alarm. Adjustable Alarm values, Alarm sound up to 80 db.

 Operating Temperature:

 -10~ 50℃(except LEL is 0 ~40℃)

 Operating Humidity :

 15~95 % RH, typical

 Storage Temperature :

  0~40℃

 Product Weight / Size:

 200g / 120.20mm x 64.50mm x 38.30mm

 Power Supply

 Rechargeable lithium-ion battery, 3.7 Volts (include)

 Battery working runtime: 

 18 hours. And 12 hours work with AS8930 sampling pump.
(work in room temperature and no alarm conditions.)

 Packing

 Gift Box

 Packing Contents                                                                                        

 1pc AS8902 Combustible gases monitor
1pc User manual
1pc Carrying brouch
1pc 3.7V rechargable lithium battery
1pc Battery charger

 Commonly used flammable gas explosion limit Table

 Name  

 Chemical formula

 The explosion limit in air (V%)

 LEL

 UEL

 Methane

 CH4

 5

 1.5

 Ethane

 C2H6

 3

 15.5

 Propane

 C3H8

 2.1

 9.5

 Butane

 C4H10

 1.9

 8.5

 Gasoline(Liquid)

 C4~H12

 1.1

 5.9  

 Kerosene(Liquid)                

 C10~C16                                   

 0.6                                                     

 5                                           

 City gas

 4

 liquefied petroleum gas    

 1                    

 12                 

 Turpentine(Liquid)        

 C10~C16

 0.8