Signalling Laboratory
The Figure illustrates the layout of the signalling laboratory locating at room 220 and 221 in the Buildung Potthoff-Bau. The areas filled with bright blue are laboratorial exhibits, most of which are original rail safety technology and signalling equipment.
01. 24 seats for lecture and seminar
02. ETCS test stand
03. Intermittent automatic train control PZ 80R with operation system PZB 90
04.Relay stand with track diagram interlocking Gs II Sp 64b and route interlocking Gs II DR as well as track diagram desk for operation
05. Track switch area: consisting of a track switch with protect switch slide, driven by a hydraulic point machine by MKE (connected to GS II Sp 64b), a self-sufficient hydraulic point machine by Thales (connected to GS DR)
06. Level crossing system BUES 2000 by Scheidt & Bachmann
07.Level crossing system EBÜT 80 by Scheidt & Bachmann, Pintsch Bamag and Siemens
08. Level crossing system HS 64 b of the former German Imperial Railway (die Deutsche Reichsbahn).
09.Test stand of insulated rails
10. Test stand of track circuits
11. Test stand to determine cable length in the circuits of signal lamp
12. Analysis unit of 100 Hz track circuits
13. Track with various train detection devices: axle counter ZP 30 (Thales), double wheel sensor (Pintsch Tiefenbach), magnet track device and pulse initiator (WSSB), track circuit closer Neptun (historical)
14. Operating and monitoring unit for axle counter device of Thales
15. Working model of electro-mechanical interlocking technology