Flexim PIOX R721 - Page 12

3 General principles
3.1 Measurement principle PIOX R721
2021-09-01, UMPIOX_F72xV1-3EN
12
Fig. 3.1: Path of light beam within the sensor
1 – sensor electronics
2 – LED
3 – slit images
4 – image sensor
5 – measuring prism
6 – temperature probe
7 – fluid
8 – deviating prism
9 – window
2
54
6
1
7
9
8
3