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TrainController Gold and Silver - Freiwald Software

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!<br />

!<br />

If the train does not have to stop in this block, then it passes all indicators <strong>and</strong> markers<br />

without any speed change.<br />

If the stop marker B3 is missing, then the train will run with normal speed to B2 <strong>and</strong><br />

stop there. If no stop marker is assigned to a block, then the first appropriate brake<br />

marker is used as stop marker. If B1 is the only indicator <strong>and</strong> there are no markers in<br />

the block, then the train will be stopped immediately at B1. If no marker is assigned to a<br />

block, then the first triggered indicator implicitly defines a stop marker. If necessary, a<br />

train is stopped in a block anyway, even if only indicators <strong>and</strong> no brake <strong>and</strong> stop markers<br />

are assigned.<br />

This examples also illustrates that proper operation of brake markers requires<br />

correct adjustment of threshold speed of each affected train! If this is not the case,<br />

the train will be decelerated to an undefined threshold speed. Normally this speed<br />

will be too low to run the train properly <strong>and</strong> the train will stop before reaching the<br />

stop marker.<br />

A stop, brake or speed marker is always associated with an indicator. Usually this is a<br />

contact indicator, that represents an occupancy section or momentary contact installed<br />

on your layout. A stop, brake or speed marker is valid for a particular direction of travel.<br />

The marker usually takes effect, when a train running in this direction enters the associated<br />

occupancy section or touches the associated momentary contact. It is also possible<br />

to specify a distance for each stop, brake or speed marker. In this case the marker<br />

takes effect, when the train has passed this distance after entering the associated occupancy<br />

section or after touching the associated momentary contact. Such markers are<br />

called shifted stop, brake or speed markers.<br />

While each marker is always associated with exactly one indicator, it is possible to use<br />

the same indicator with several markers. The same occupancy section, for example, can<br />

be used to slow down passing trains (brake marker) <strong>and</strong> to stop trains in a certain distance<br />

behind the border of the section (shifted stop marker). This is accomplished by<br />

adding a brake <strong>and</strong> a stop marker to the same contact indicator, which represents the<br />

occupancy section, <strong>and</strong> by specifying an appropriate distance for the stop marker. It is<br />

even possible to add more than one brake, stop or speed marker to the same indicator or<br />

to the same block. The assignment of two stop markers to the same indicator, for example,<br />

is useful, if different trains will stop at different positions (e.g. advance of freight<br />

trains to the block signal at the end of the block while passenger trains stop at the middle<br />

of the platform). For this purpose the validity of a stop, brake or speed marker can<br />

be limited to certain trains.<br />

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