Instrument - Visible light meter
Short name:
Visible light meter
Full name:
Visible light meter
What is being measured:
Visible light intensity
Sampling Protocol:
Online
Manufacturer:
Extech
Model:
Model 407026
Instrument year
:
2014
Data recording software:
MICAS-X
Data analysis software:
NA
Raw data time resolution:
1 sec
Analysis data averaging:
Detection limit:
1 Lux
Sensitivity to temperature (and correction method, if applicable):
:
None known
Sensitivity to relative humidity (and correction method, if applicable):
:
None known
Sampling method:
Sensor positioned in corner of enclosure aimed at center of enclosure
Sample preparation method:
Sample residence time (chamber to instrument) (seconds):
Length of tubing (cm):
Instrument flow rate:
Tubing inner diameter:
Tubing material:
Chemical identification method:
Data analysis method:
Quantification method:
Calibration method:
Zero by covering sensor
Calibration drift estimate:
Low (on the order of weeks)
Calibration schedule:
As Needed
Uncertainty estimation method:
Per specs
Known interferences:
Link to supplemental information:
Additional notes:
Currently determining calibration factor or curve that connects light sensor reading to %vis lights and to jNO2.
Measurement uncertainty:
4%
Measurement units:
Lux