Innovative Model Railroad Control System

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gca190-en [2025/06/28 15:21] – [Different options] phggca190-en [2025/06/29 13:41] (current) – [Description] phg
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   *  3.  MFX and Railcom and Lissy, sending back their decoder address, but the exact location has to be added separately.\\   *  3.  MFX and Railcom and Lissy, sending back their decoder address, but the exact location has to be added separately.\\
   *  4.  Reedcontacts and hall sensors, needing a magnet under your riding material. GCA  offers the GCA173 (GCA179) for that option.\\   *  4.  Reedcontacts and hall sensors, needing a magnet under your riding material. GCA  offers the GCA173 (GCA179) for that option.\\
-  *  5.  Infra red gates or reflectors. GCA has the GCA133 and GCA141(LocoNet) in program to achieve that +  *  5.  GCA173 can also be used together with GCA173i, to use it as reflection Infra-rad sensors. 
-  *  6.  RFID, a system where a transponder is fixed to the rolling stock. +  *  6.  GCA173, with adapted firmware, can als be used with GCA173 wheel-counter. Rocrail is also adapted to this. 
-  *  7.  Many other, ususally more expensive, systems. +  *  7.  Infra red gates or reflectors. GCA has the GCA133 and GCA141(LocoNet) in program to achieve that 
-  *  8.  GCA190: +  *  8.  RFID, a system where a transponder is fixed to the rolling stock. 
- +  *  9.  Many other, ususally more expensive, systems. 
-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 axes of the wheels.\\ 
-but anything metal will be detected 100%, even the axels 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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 Put the led along the transceiver and you will have a signal when the Infrared beam is reflected.\\ Put the led along the transceiver and you will have a signal when the Infrared beam is reflected.\\
 2)There is also a small board GCA94-s available which will be published in short time.\\ 2)There is also a small board GCA94-s available which will be published in short time.\\
-This unit is 1/8 of the GCA94, sensing currents which can be as low as from an N-track train, to any large scale, like G or 1,\\+This unit is 1/8 of the GCA94, which is sensing currents that can be as low as coming from an N-track train, to any large scale, like G or 1,\\
 and also provides a 100% isolation with anything, achieved by the use of a current transformer coil. and also provides a 100% isolation with anything, achieved by the use of a current transformer coil.
  
gca190-en.1751116860.txt.gz · Last modified: 2025/06/28 15:21 by phg