European Facility For Airborne Research

European Facility For Airborne Research May 29, 2022, 10:13

Instrument: Integrating Nephelometer 3563

Name Integrating Nephelometer 3563
Acronym Integrating Nephelometer 3563-INCAS
Manufacturer TSI
Manufacturer website
Operated by INCAS
Operated onboard

Instrument type

Name Nephelometer
Acronym Nephelometer

Principle of operation

Measured parameter Aerosol scattering coefficients
Operating principle

To measure the light-scattering coefficient of aerosols particles. 3 wavelengths (450, 550 & 700nm) backscatter and total scatter measurements.

Measurement(s) Aerosol

Dimension and weight

External dimension Dimensions: 1100 mm × 300 mm × 250 mm (43 in. × 12 in. × 10 in.)
Weight 18.0


Operating mode In situ



Sensitivity at 30-sec averaging time
(aerosol scattering coefficient, σsp)
Blue and green wavelengths ............ 1.0 × 10-7 m-1
Red/Infrared wavelength ................. 3.0 × 10-7 m-1



Bandwidth 40 nm (all wavelengths)
Response time <10 sec


Operational restriction

Recommended flow rate 20 to 200 L/min

Operational requirements

Power requirements : Operates on 24.0 ±4.0 VDC at
<5.0 A (125 W maximum),
supplied by power supply (included)

Certification approvals

Additional information

Access, host and processing


Contact INCAS

Could also fit on any aircraft having the following characteristics

General description

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