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FCU Function Description
FCU Function Description
Inlet
Outlet
1 2
3
4
5
6
7
8
9
11
12
13
14
Item
Code
1
Optical sensor
2
Laser light source
3
Photodetector
4
Evaluation electronics
5
Flow rate sensor
6
Display
7
Flow rate control valve (adjustable)
8
Filter
9
Flow control valve
11
Serial interface
12
Keyboard
13
Relay
14
Dot-matrix printer
A continuous flow of oil runs through an optical sensor (1) comprised of a
laser light source (2) and a photo receiver (3). The contamination particles
present in the flow of oil cause pulse-like darkenings of the light beam, which
FCU 8111 /-Aviation
en(us)
/
BEWA FCU8111 3690427a en-us 2017-01-23.doc
2017-01-23