|
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. |
|
Packing |
Gift Box |
|
Packing Contents |
1pc AS8902 Combustible gases monitor |
|
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 |
|
