Technical parameters
Detect gas |
Oxygen/carbon monoxide/hydrogen sulfide/combustible gas |
Measuring range |
Oxygen :0~30percentVOL (accuracy ±5percentFS) Resolution :0.1percentVOL
|
Alarm value setting |
Upper limit and lower limit are set |
TWA alarm value |
Time weighted average (cumulative toxic gas exposure within 8 hours) |
STEL alarm value |
Allowable concentration for short exposure (15 minutes) |
Principle of sensor |
Principles of electrochemistry (combustible is catalytic combustion) |
Alarm mode |
Sound, light, vibration triple alarm, you can set alarm value, alarm sound up to 80 decibels |
Zero setting mode |
There is |
Standard gas setting mode |
There is |
Battery operating time |
6 hours without alarm |
Disy mode |
Hd color disy |
Charging interface |
Micro USB DC 5V |
Response time |
< Sixty seconds |
Operating environment temperature |
-10~50℃ |
Working environment humidity |
15%RH~95%RH |
Storage temperature |
0~40℃ |
Other parameters
Air pump measurement |
There is（需要选配） |
Configure sampling pump power supply |
Host DC 3V power supply |
Screen brightness adjustment |
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Language choice |
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Battery |
3.7V 1800mAh锂Battery |
Net weight of product |
253g |
Product size |
138*71*48mm |
