Just When You Thought You Knew Everything About Online Protection Panels – Part 3

Probe Labeling / Orientation Conventions

The above two diagrams illustrate the labeling convention used for displacement probes. Note: this convention assumes the viewer is standing at the NDE of the “driver” end of the machine train (e.g., a turbine, diesel engine, electric motor etc.), and looking towards the “driven” equipment, such as a gearbox, compressor, pump etc.

It is your responsibility, when obtaining data from an online protection panel, that you understand the above conventions, and that you also study the appropriate P

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