____ is passed through the signal lines of the differential pressure gauge.
Direct Answer
Option A: Inert gas
Inert gas is passed through the signal lines of a differential pressure gauge used in systems like cargo tank pressure monitoring. This prevents cargo vapors from entering the gauge and ensures accurate pressure readings by maintaining a consistent reference medium, as per system design principles.
All Options
Detailed Explanation & Context
Inert gas is passed through the signal lines of a differential pressure gauge used in systems like cargo tank pressure monitoring. This prevents cargo vapors from entering the gauge and ensures accurate pressure readings by maintaining a consistent reference medium, as per system design principles.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).
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