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--- gca190-en [2025/06/29 13:41] – [Description] phg
+++ gca190-en [2025/07/02 00:03] (current) – [Description] rainerk
@@ Line 20: / Line 20: @@
   *  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.
-         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.
+It is rather easy to install, and no cutting in the tracks is needed.
-         Consider this:  A TL lamp straight above sensor on a distance of 1,5 m is too much light.\\
+The used sensor is a TCRT5000, and is not sensitive for normal (day)light.
-         In those cases, fit the sensor with an angle so the light does not radiate in directly.\\
+Consider this:  A TL lamp straight above sensor on a distance of 1,5 m is too much light.\\
-         The way the systems works is not suitable for wheel (-magnet) counting because it reacts on almost anything that approaches within 15 mm distance\\
+In those cases, fit the sensor with an angle so the light does not radiate in directly.\\
-         To get a very good signal, some black plastic wagons might need a bit of white paint on the bottom,\\
+The way the systems works is not suitable for wheel (-magnet) counting because it reacts on almost anything that approaches within 15 mm distance\\
-         but anything metal will be detected 100%, even the axes of the wheels.\\
+To get a very good signal, some black plastic wagons might need a bit of white paint on the bottom,\\
-         The benefit of this unit is a reliable and simple way of installation.\\
+but anything metal will be detected 100%, even the axes of the wheels.\\
-         The unit comes as a set with 8 sensor boards and an connection/indication board, with the standard  \\
+The benefit of this unit is a reliable and simple way of installation.\\
-         interface connection, which adapts GCA50(0)(a)(LocoNet), CAN-GC2(CBUS), RocNet (Raspberry Pi) and WIO.\\
+The unit comes as a set with 8 sensor boards and an connection/indication board, with the standard  \\
-         It also can be used for connection with S88 modules, but then 5V should be added for supply.  Ask [[peter.giling@rocrail.net|Peter]].\\
+interface connection, which adapts GCA50(0)(a)(LocoNet), CAN-GC2(CBUS), RocNet (Raspberry Pi) and WIO.\\
-         With all 8 sensors connected, the board needs 65 mA at 5V supply.\\
+It also can be used for connection with S88 modules, but then 5V should be added for supply.  Ask [[peter.giling@rocrail.net|Peter]].\\
-         When sensors are 'active', the current will increase by 4 mA for each sensor.\\
+With all 8 sensors connected, the board needs 65 mA at 5V supply.\\
-         The sensor itself fits nicely on the solder-side but can be connected with wires to it, if needed.\\
+When sensors are 'active', the current will increase by 4 mA for each sensor.\\
-         TCRT5000 sensor is also available as a type with longer wires (TCRT5000L).\\
+The sensor itself fits nicely on the solder-side but can be connected with wires to it, if needed.\\
-         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.\\
+TCRT5000 sensor is also available as a type with longer wires (TCRT5000L).\\
-         The first look into the technical description showed that the sensor needs quite some current :  60 mA.\\
+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.\\
-         That was not acceptable, since an octal set of these sensors like this GCA190, would draw almost 0.5Amp !!\\
+The first look into the technical description showed that the sensor needs quite some current :  60 mA.\\
-         The TCRT5000 could easily be used without any pc-board, but because of this power consumption, a board was \\
+That was not acceptable, since an octal set of these sensors like this GCA190, would draw almost 0.5Amp !!\\
-         indispensable with the extra Fet Transistor and two resistors.\\
+The TCRT5000 could easily be used without any pc-board, but because of this power consumption, a board was \\
-         That made it possible to reduce the power consumption dramatically.\\
+indispensable with the extra Fet Transistor and two resistors.\\
-         All together, the board remains small, and will fit nicely under the track.\\
+That made it possible to reduce the power consumption dramatically.\\
+All together, the board remains small, and will fit nicely under the track.\\
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