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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

fire detection and indication in all environments with difficult ambient conditions, according to EN 54-5/-17/-18

of external optical and acoustic signaling devices with bidirectional isolator according to EN 54-17 and EN 54-18. Including one monitored fault input and one monitored voltage output for signalling devices

D-Loop for the manual activation of an alarm with bidirectional isolator and status LED according EN 54-11

D-Loop for the manual activation of an alarm with bidirectional isolator and status LED according EN 54-11

D-Loop for the manual activation of an alarm with bidirectional isolator and status LED according EN 54-11

D-Loop for the manual activation of an alarm with bidirectional isolator and status LED according EN 54-11

Input/Output module for the D-Loop in DIN-rail version with bidirectional isolator according to EN 54-18 and EN 54-17. With one monitored input and one potential free relay output