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94<br />

Contact Indicator<br />

Diagram 71: Train is approaching the occupancy sensor – the sensor is turned off<br />

Contact Indicator<br />

Diagram 72: Train is located inside the sensed section – the sensor is turned on<br />

Contact Indicator<br />

Diagram 73: Train is still located inside the sensed section<br />

Contact Indicator<br />

Diagram 74: Train has left the sensed section – the sensor is turned off<br />

There is one major difference between momentary contacts and occupancy sensors to<br />

remember: the points at which the indicators are turned on. A momentary track contact

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