schwierigen Umgebungsbedingungen, mit zwei Thermosensoren und bidirektionalem Isolator nach EN 54-5 und EN 54-17
Loop controlled multi-tone sounder-flasher for an acoustic alarm according to EN 54-3 and a visual alarm according to EN 54-23
Loop controlled multi-tone sounder for an acoustic alarm according to EN 54-3
This IO module is according to EN 54-18 and includes an isolator, compatible with EN54-17. The module has 4 inputs and 4 outputs, where the inputs and outputs are independent.
the connection of one conventional detector zone to D-Loop with bidirectional isolator according to EN 54-18
detector for D - Loop with heat and two optical sensors and a bidirectional isolator according to EN 54-17/-18/-29
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