LoDi-TrainSpeed
From wiki-en
The properties of the LoDi-TrainSpeed
Measuring device for trains, locomotives, cars... suitable for all track sizes Tolerance measurement with deviation detection during the measuring process. Length measurement of locomotives and trains possible. μCon-Bus compatible and backwards compatible to μCon-Manager. No heavy installation, just plug in the cable and put it next to the test track. Installation also possible under the track. Up to 3 TrainSpeed can be operated consecutively. External LED connections available.
LEDs and buttons on LoDi-TrainSpeed
The LoDi-TrainSpeed has 2 LEDs that tell you when the sensor is measuring or ready.
If the red LED is flashing, a measuring process is taking place. The green LED will light if the device is ready for use.
Button for address: Each μCon-Bus device receives its own address via which it can report back within the bus.
Jumper: this jumper must be plugged in if you want to install a second LoDi-TrainSpeed right after the first one.