The interface device alarm device the transceiver with locomotive railway rolling stock

摘要

The invention relates to devices for interfacing signaling devices, such as a fire alarm or burglar alarm systems, radio locomotive motor-car rolling or traction of railway vehicles. The device 1 comprises coupling relay 2, a transformer 3, optoelectronic pair 4 and 5. Normally open relay contacts 6 are connected in parallel 2-board backup battery switch 7 8 and the relay coil 2, connected to the output of the alarm device 9, in which the actuation signal is formed currentless in the sludge radio station 10. 1. PF, 1 fig.