BOSCH-INCENDIO FME-420-LSN-TTL Test device for directed lines and systems

Test device for LSN addressed lines and systems. Connected directly to the LSN line, it allows you to verify the integrity of the system. Possibility to activate the LED on the single detector, to identify double addresses and to verify the resistance of the cable between one element and the next. It includes cables for direct connection to the LSN line and to a PC. The presence of the power plant is not necessary