| 1997 - 1998 |
|
First approaches and concepts to introduce Fiber Optic Sensor technology for railroad applications (Fiber optic force cells for Pantographs, sensor-slot installations in ripple plates) |
| Oct. 1999 |
|
First installations of Fiber optic rail pad sensors
installed between sleeper and rail
|
| 2000 - 2001 |
|
Development cooperation with SIEMENS focussed
on Fiber Optic Axle Counters
|
| 2002 - 2004 |
|
Serial development with our manufacturing partner GETZNER, Austria
|
| Dec. 2004 |
|
Completion of development. 10 millions of 10 axle ton load cycles were verified in lab tests
|
| May 2005 |
|
Installation and field durability test of 20 FORPS in Austria (Westbahn, 2.66 million axle crossings per year) |
| March 2007 |
|
Limited installation approval in Germany
|
| Since 2007 |
|
Cooperation with TÜV SÜD concerning development of SIL 4 level
|
| August 2008 |
|
General installation approval in Germany
|
| 2005 - 2009 |
|
Several test installations in Europe and abroad |
