What maximum number of cars can be displayed on a PA5 TOD screen?

The correct answer is that a maximum of ten cars can be displayed on a PA5 TOD (Train on Data) screen. This design allows for effective monitoring and management of train operations, providing engineers and operators with vital information at a glance. The PA5 system is structured to present real-time data related to train status, including the number of cars and their conditions.

Restricting the display to ten cars aids in maintaining clarity and ensuring that operators can process information without being overwhelmed. The choice of ten is optimal for operational needs—enough to convey critical information while remaining manageable. This capacity aligns with technical specifications and user interface considerations to enhance situational awareness and decision-making efficiency for train engineers.