Features:

- Control, monitoring and powering directly via the D-Loop protocol
- Integrated automatic switch function of the output at -external signal line on/off- signal by the fire control panel
- Programming option for 18 different tones, 4 alarm scenarios and 4 volume levels
- Monitoring of the operating status via D-Loop
- Automatic and manual addressing with D-Loop
- Integrated isolator
- Functions completely integrated via D-Loop protocol
- Discreet white plastic housing with cover
- Mounting option for automatic detectors of the DL-520 series (detector base S15 required)