Final answer:
The logic controlling the X-Bleed valve when the X-BLEED switch is in AUTO is determined by various inputs, such as system demands and engine conditions. This allows for automatic control of bleed air flow between different systems, optimizing performance and efficiency.
Step-by-step explanation:
In aircraft systems, the X-Bleed valve is responsible for controlling the flow of air or bleed air between different systems. When the X-BLEED switch is in AUTO, the logic that controls the X-Bleed valve is determined by a combination of inputs such as the system demands and engine conditions.
For example, if the engine requires more air for combustion, the X-Bleed valve may open to allow bleed air to flow from one system to another. On the other hand, if the system doesn't require as much air, the valve may close to prevent unnecessary air transfer.
This logic ensures that the X-Bleed valve operates automatically based on real-time needs, optimizing the performance and efficiency of the aircraft systems.