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6.6.1 CALIBRATION PARAMETERS
Section
Parameters
Type of
Calibration
Default
value
Setting range
Typical calibration source
Indoor
Temperature
Offset
0
±20°C
Red spirit or mercury thermometer
Humidity
Offset
0
±20 %
Sling psychrometer
Absolute pressure
Offset
0
±560hPa
(±16.54inHg or
±420mmHg)
Calibrated laboratory grade barometer
Relative pressure
Offset
0
Local airport
Outdoor
Temperature
Offset
0
±20°C
Red spirit or mercury thermometer
Humidity
Offset
0
±20 %
Sling psychrometer
Wind direction
Offset
0
±90°
GPS or Compass
Wind speed
Gain
1
x 0.5 ~1.5
Calibrated laboratory grade wind meter
Rain
Gain
1
x 0.5 ~1.5
Sight glass rain gauge with meter
UVI
Gain
1
x 0.01 ~ 10.0
Calibrated laboratory grade UV meter
Light
Gain
1
x 0.01 ~ 10.0
Calibrated laboratory grade solar radiation
sensor
CH1~7
Thermo-hygro
(optional)
Temperature
Offset
0
±20°C
Red spirit or mercury thermometer
Humidity
Offset
0
±20 %
Sling psychrometer
Others
sensors
(optional)
PM2.5 value
Offset
0
±99μg/m³
Calibrated laboratory grade PM2.5 sensor
PM10 value
Offset
0
±99μg/m³
Calibrated laboratory grade PM10 sensor
HCHO value
Offset
0
±500ppb
Calibrated laboratory grade HCHO sensor
CO
2
value
Offset
0
±500ppm
Calibrated laboratory grade CO
2
sensor
CO value
Offset
0
±200ppm
Calibrated laboratory grade CO sensor
NOTE:
-Calibration of most parameter is not required, with the exception of Relative Pressure, which must be
calibrated to sea-level to account for altitude effects.
-For temperature and pressure, the app will always calculate & convert the calibration value in
°
C and hPa
respectively.
6.7
FIRMWARE
Wi-Fi
Calibration
Weather server
Edit device
Firmware
Settings
Confirm & Exit
Firmware
Update
Firmware version
1.00
New Firmware 1.01 available
(a)
Settings page
At the settings page, tap
"Firmware".
(b)
Your current firmware version will be
shown. Tap "Update" if new firmware is
available (indicated by a red dot)
After firmware uploaded
to console, please check
status on your device,
Please refer to section 8.1
for more detail.
