User Tools

Site Tools


gca186-en

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision Both sides next revision
gca186-en [2018/12/24 16:35]
phg [Why hallsensors?]
gca186-en [2018/12/24 16:37]
phg [Why hallsensors?]
Line 53: Line 53:
 ===== Why hallsensors?​ ===== ===== Why hallsensors?​ =====
 It is obvious that sensing the length of a train can only be done if sensors count correctly.\\ It is obvious that sensing the length of a train can only be done if sensors count correctly.\\
-Current detection is also possible, but in this case very inaccurate, and also the last waggon should consume any current from the rails\\+Current detection is almost impossible and very inaccurate, and also the last waggon should consume any current from the rails\\
 Reed switches are not suitable because one action could generate multiple pulses.\\ Reed switches are not suitable because one action could generate multiple pulses.\\
 In fact, current detection (or ground loop detection with Märklin) shows the same problem.\\ In fact, current detection (or ground loop detection with Märklin) shows the same problem.\\
-IR gates also will n ot work, unless you will be 200% sure that only one pulse is generated for each loc/​waggon/​coach.\\+IR gates also will not work, unless you will be 200% sure that only one pulse is generated for each loc/​waggon/​coach.\\
 Hall-sensors are ideal for it.\\ Hall-sensors are ideal for it.\\
 The large hysteris guarantees one pulse from each passing magnet.\\ The large hysteris guarantees one pulse from each passing magnet.\\
gca186-en.txt · Last modified: 2018/12/24 22:18 by smitt48