GEV FMF 4252 Photoelectrical reflection detector Interconnectable White

Smoke detector radio system FlammEx, 868 MHz, 85dB/3m <b>Features:</b>

- 30 detectors can be networked together in 8 independent radio groups
- Building safety improved thanks to bi-directional radio communication with each detector relaying the alarm signal to the next detector
- If one smoke detector is triggered, all other FMF 4252 devices within the same group will also raise the alarm
- The flat battery signal is activated for all networked detectors within the same group
- Several detectors can be controlled in series
- Includes premium 9 V alkaline battery
- Temporary silencing of alarm at the touch of a button works on all networked detectors within the same group
- Meets statutory requirements for smoke detectors