Ⅵ
.
Operation instruction
1.
Power ON /OFF
Long press
button to turn ON/OFF the device
2.
˚C/˚F selection
Short press
button to switch the unit between ˚C and ˚F
3.
Backlight
Short press
button to turn on /off the backlight
Default: backlight is off.
a.
When the particle concentration exceeds the standard value (115μg/m
3
), the red
backlight turns on
b.
When the particle concentration returns to normal value (≤ 115μg/m
3
), the red
backlight will automatically turns off
Note: The red light stays ON if the concentration exceeds 115μg/m
3
. You can short press
button to turn off the backlight.
4.
Battery
Enough power
Suggest to charge the battery
Power is running out, please charge the battery
Power off
➢
Notes
⚫
Use USB cable to charge the device.
⚫
It takes around 3 hours to fully charge the device. This device can be used while charging.
⚫
Power supply: 5V/1A.
Ⅶ
.
Performance parameters
1.
Technical specifications
Function
Range
Resolution
Accuracy
Remark
PM2.5
0~500
μ
g/m³
1
μ
g/
m³
±(
10μg/
m³+10dgts)
@
0~100μg/
m³ range
Ambient temperature:
18~28˚C
Ambient humidity:
40%~75%RH
±(10%+30dgts)
@
101~400μg/
m³ range
±(10%+50dgts)
@
401~500μg/
m³ range
Temperature -
10~50˚C
0.1˚C
±1˚C
Humidity
0~99%RH
1%RH
±5%RH @ 30%~80%RH
±8%RH @<30%RH,>80%RH
Temperature
18~28˚C
