4-IN-1 GAS DETECTOR
2
II. SPECIFICATION
Sampling method
：
natural diffusion air
；
Battery
：
3.7V Li-on rechargeable battery, 1800mAh
；
Battery life
：
18 hours of continuous use (15 hours for
flammable gas detection)
；
Sensor type
：
electro-chemical (flammable gases, i.e.
H2S, CO and O2 as catalysts)
；
TYPE
OF
GAS
RANGE
ACCURACY MIN.SCALE
RESPONSE
TIME
O
2
0-25%VOL
＜±
5%
（
F.S
）
0.1%
≤
30MINS
Ex
0-100%LEL
＜±
5%
（
F.S
）
0.1%
≤
40MINS
CO
0-1000ppm
＜±
5%
（
F.S
）
1ppm
≤
40MINS
H
2
S
0-100ppm
＜±
5%
（
F.S
）
1ppm
≤
60MINS
