Sendoline S5 Apex Locator Manuel De L'utilisateur page 12

7.4.12. Reaching the apical foramen (0.0) is indicated by a red color segment inside
the root canal image (Fig. 10) and a constant audio tone.
The red OVER indication accompanied by frequent beeps indicates that the file
tip have progressed beyond the foramen into the periapical region - 'Foramen
over-instrumentation' (Fig. 11).
7.4.13. The file clip may be disconnected from the file and connected back during
measurement without affecting normal device operation (for instance, when
Foramen (red)
Fig. 10
OVER (Red)
Fig. 11
11