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gca190-en [2025/06/29 13:37] – [Description] phggca190-en [2025/07/02 00:03] (current) – [Description] rainerk
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   *  8.  RFID, a system where a transponder is fixed to the rolling stock.   *  8.  RFID, a system where a transponder is fixed to the rolling stock.
   *  9.  Many other, ususally more expensive, systems.   *  9.  Many other, ususally more expensive, systems.
-  *  10.  GCA190,  IR detection for feed-back of your trains always seemed to be either hard, or complicated.\\ +  *  10.  GCA190,  IR detection for feed-back of your trains always seemed to be either hard, or complicated. 
-         But now you can choose for GCA190. \\ + 
-         It is rather easy to install, and no cutting in the tracks is needed.\\ +It is rather easy to install, and no cutting in the tracks is needed. 
-         The used sensor is a TCRT5000, and is not sensitive for normal (day)light.\\ +The used sensor is a TCRT5000, and is not sensitive for normal (day)light.  
-         Consider this:  A TL lamp straight above sensor on a distance of 1,5 m is too much light.\\ +Consider this:  A TL lamp straight above sensor on a distance of 1,5 m is too much light.\\ 
-         In those cases, fit the sensor with an angle so the light does not radiate in directly.\\ +In those cases, fit the sensor with an angle so the light does not radiate in directly.\\ 
-         The way the systems works is not suitable for wheel (-magnet) counting because it reacts on almost anything that approaches within 15 mm distance\\ +The way the systems works is not suitable for wheel (-magnet) counting because it reacts on almost anything that approaches within 15 mm distance\\ 
-         To get a very good signal, some black plastic wagons might need a bit of white paint on the bottom,\\ +To get a very good signal, some black plastic wagons might need a bit of white paint on the bottom,\\ 
-         but anything metal will be detected 100%, even the axels of the wheels.\\ +but anything metal will be detected 100%, even the axes of the wheels.\\ 
-         The benefit of this unit is a reliable and simple way of installation.\\ +The benefit of this unit is a reliable and simple way of installation.\\ 
-         The unit comes as a set with 8 sensor boards and an connection/indication board, with the standard  \\ +The unit comes as a set with 8 sensor boards and an connection/indication board, with the standard  \\ 
-         interface connection, which adapts GCA50(0)(a)(LocoNet), CAN-GC2(CBUS), RocNet (Raspberry Pi) and WIO.\\ +interface connection, which adapts GCA50(0)(a)(LocoNet), CAN-GC2(CBUS), RocNet (Raspberry Pi) and WIO.\\ 
-         It also can be used for connection with S88 modules, but then 5V should be added for supply.  Ask [[peter.giling@rocrail.net|Peter]].\\ +It also can be used for connection with S88 modules, but then 5V should be added for supply.  Ask [[peter.giling@rocrail.net|Peter]].\\ 
-         With all 8 sensors connected, the board needs 65 mA at 5V supply.\\  +With all 8 sensors connected, the board needs 65 mA at 5V supply.\\  
-         When sensors are 'active', the current will increase by 4 mA for each sensor.\\ +When sensors are 'active', the current will increase by 4 mA for each sensor.\\ 
-         The sensor itself fits nicely on the solder-side but can be connected with wires to it, if needed.\\ +The sensor itself fits nicely on the solder-side but can be connected with wires to it, if needed.\\ 
-         TCRT5000 sensor is also available as a type with longer wires (TCRT5000L).\\ +TCRT5000 sensor is also available as a type with longer wires (TCRT5000L).\\ 
-         The size of it is 5,5x10mm, and could be mounted sideways along a track, where it will react on passing wheels, or fits between the sleepers.\\ +The size of it is 5,5x10mm, and could be mounted sideways along a track, where it will react on passing wheels, or fits between the sleepers.\\ 
-         The first look into the technical description showed that the sensor needs quite some current :  60 mA.\\ +The first look into the technical description showed that the sensor needs quite some current :  60 mA.\\ 
-         That was not acceptable, since an octal set of these sensors like this GCA190, would draw almost 0.5Amp !!\\ +That was not acceptable, since an octal set of these sensors like this GCA190, would draw almost 0.5Amp !!\\ 
-         The TCRT5000 could easily be used without any pc-board, but because of this power consumption, a board was \\ +The TCRT5000 could easily be used without any pc-board, but because of this power consumption, a board was \\ 
-         indispensable with the extra Fet Transistor and two resistors.\\ +indispensable with the extra Fet Transistor and two resistors.\\ 
-         That made it possible to reduce the power consumption dramatically.\\ +That made it possible to reduce the power consumption dramatically.\\ 
-         All together, the board remains small, and will fit nicely under the track.\\+All together, the board remains small, and will fit nicely under the track.\\
  
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gca190-en.1751197053.txt.gz · Last modified: 2025/06/29 13:37 by phg