European Facility For Airborne Research

European Facility For Airborne Research May 17, 2022, 05:25

Instrument: Small Ice Detector - Mark 2

Name Small Ice Detector - Mark 2
Acronym SID2
Manufacturer University of Hertfordshire
Operated by METOFFICE
Operated onboard

Instrument type

Name Optical Particle Counter (OPC)
Acronym Optical Particle Counter

Principle of operation

Measured parameter Aerosol size distribution
Operating principle

Instruments using aerosols optical properties to give the aerosols size distribution.

Measurement(s) Aerosol

Dimension and weight

External dimension PMS Canister mounting instrument. Protrudes 25.5cm forward of front canister face.
Weight 10.2


Operating mode In situ






Operational restriction

Operational requirements

Certification approvals

Approved by CAA for use on BAe 146-301.

Additional information

Optional instrument fit on the FAAM aircraft.

Access, host and processing


Available from Met Office/University of Hertfordshire

Could also fit on any aircraft having the following characteristics

General description

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