At the machine, the probe responds to changing clearance from a conductive target; the matched extension cable and Proximitor Sensor carry and condition that response for position, radial-vibration, speed or phase-reference channels.
Apter Power 330171-00-08-10-01-05 Manuals and Guides
The first link is the Apter Power product reference. The second link opens the manufacturer-published Bently Nevada datasheet for the applicable product family. Confirm the complete part number and installed configuration before use.
Check the 1/4-28 UNF-2A probe thread against the machine bracket before setting the measurement gap.