3
Ozone (O
3
)
0-20ppm
＜
±3%(F.S)
0.01ppm
≤50s
(
Remark
：
Some gas types are not listed. If you have special
request for the applicable gas or detecting range, please contact us.)
Sampling Methods
：
Diffusion
Battery
：
3.7V
Li-Ion rechargeable battery
Continuous Working Period
：
11 hours (for combustible gas);
200 hours (for oxygen or toxic gas)
Gas Sensor Type
：
Catalytic combustion (for combustible gas);
Electrochemical (for oxygen or toxic gas);
Gas Sensor Performance Life:
3 years (catalytic combustible sensor);
2 years (electrochemical sensor);
Data storage:
with the data storage function with memory capacity of 1000
alarm records.
Display:
Large-screen LCD
Alarming Method:
Audible-visual-vibration alarm
Direct Readout:
gas concentration value, battery energy, alarm status
Explosion-proof Grade:
Ex ibd IICT3
Protection Grade:
IP54
Operating Temperature:
-10~ 40
℃
Operating Humidity:
5~90%RH
Dimensions:
110mm*60mm*30mm
Weight:
210g (with the charger)
Warranty:
2 years
3.
Operating Instruction
Power On
When power off with enough electricity, press the key “ ” for about
3 seconds, the device will start up and display software version, then
