Description
This microphone fault indicator modul displays selectively numerously appearing errors according to IEC 60849 directly on one selected microphone. The module is mounted to the microphone as extension unit.Features
- The following malfunctions are signalled:
- 1 Failure of main power supply
- 2 Failure of emergency power supply
- 3 Failure of an amplifier
- 4 Change of impedance of a speaker line
- 5 Failure of a microphone or its cable
- 6 Failure of the siren or text module
- 7 Bus interruption or failure of a device
- 8 Memory error or failure of a module
