Table of Contents

Setup Measure Velocity Track

Content → Objects → MVTrack

  • Setup

Setup

To activate a MVTrack a mv node must be added to the track plan like this: 

  <mv s1="b0A" s2="b0I" distance="775" scale="87" mph="false"/>



Attributes

Name Description Units
s1 sensor one to trigger the measurement ID
s2 sensor two to trigger the calculation ID
distance distance between s1 and s2 mm
scale locomotive gauge/scale: H0=87, N=160… -
mph Miles Per Hour true/false


De sensors may also be used by a block; they both will get the events.


See also: http://www.rocrail.net/doc/rocrail-wrappers/wrapper-en.html#mv

Using existing blocks

This feature is also available in blocks:

Result view


The arerage velocity is shown in the Rocgui server window:


In case of MPH the calculated KM/H is multiplied by 0.621371192.

How to define the distance

In case of current sensors measure the distance between the start of s1 and the start of s2 in mm.


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