Bently Nevada PROXIMITOR 3500/42 Operation And Maintenance Manual page 105

Maintenance
The equipment shown in the dashed box is required for 1X
Amplitude and Phase, 2X Amplitude and Phase, Not 1X
Amplitude, and S
Keyphasor®
Signal
Multimeter
Input Signal
The Test Equipment outputs should be floating relative to earth ground.
.
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Amplitude.
max
Keyphasor Multiplier/Divider
Keyphasor®
I/O Module
100 µF
40 kΩ
Function Generator
Proximitor®
Seismic I/O
Module
Radial Vibration Test Setup
3500/42 Operation and Maintenance
-18
Vdc
Power Supply