HARDWARE MANUAL Document reference MAMPS-HW/E
VM600 machinery protection system (MPS) Edition 18 - March 2022
D-6
ABBREVIATIONS AND SYMBOLS
*API 670 terminology:
• (BB/NB) AB is close to casing vibration.
• PS corresponds to axial position.
• RS corresponds to radial shaft vibration.
°C Degree celsius
°F Degree fahrenheit
Ω Ohm (unit of electric resistance)
Table D-1: Abbreviations and symbols (continued)
Abbreviation Definition
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