- 1x ESU 50094 - http://www.esu.eu/en/products/digital-control/ecosdetector/ecosdetector/
- 3x ESU 50098 - http://www.esu.eu/en/products/digital-control/ecosdetector/ecosdetector-rc/
The ESU 50094 has 16 inputs for detection, but only 4 are RailCom. The ESU 50098 has 4 RailCom inputs.
Schematic
Here's what I designed on Anyrail: