Rilevatore di fumo wireless da interno, sensore fotoelettrico, indicatore LED luminoso, allarme fumo, guasto, segnalazione batteria scarica (volume 85~90 dB(A) a 3 m), area copertura 20~40 m2, tasto test/silenzioso, comunicazione bidirezionale, frequenza portante 868~868.3 MHz, crittografia AES128, salto di frequenza, 3 batterie CR123A (durata 3 anni), certificazione EN 14604:2005, AC:2008
Datasheet
Manuali
| Working Principle | |
| Collection Type | Smoke |
| Sampling Period | 10 s |
| Sensor Type | Photoelectric |
| Alarm | |
| Alarm Type | warning |
| Alarm Volume | 85dB–90dB(A) at 3 m (9.84 ft) |
| Alarm Mode | Visual and audible alarm |
| Silence Function | Yes |
| Silence Duration | About 12 min |
| Alarm Response Threshold | 0.2 dB/m – 0.3 dB/m |
| Operating Current | Alarm current: ≤ 35mA |
| Operating Ambient | |
| Operating Environment | Indoor |
| Operating Temperature | -10°C to +55°C (+14°F to +131°F) |
| Operating Humidity | ≤ 95% RH (non condensing) |
| Appearance | |
| Color | White |
| Casing | ABS |
| Dimensions | φ98mm × H43.1mm (φ3.85" × H1.70") |
| Weight | 140 g (0.30 lb) |
| Installation | Ceiling Mount |
| Certifications | |
| Compliance Standard | EN 14604:2005+AC:2008 |
| Wireless | |
| Carrier Frequency | 868 MHz–868.3 MHz |
| Communication Distance | Up to 1000 m (3280.84 ft) in an open space |
| Communication Mechanism | Two-way |
| Frequency Hopping | Yes |
| Encryption Mode | AES128 |
| Ordering Information | |
| Type | Part Number Wireless Smoke Alarm |
| Smoke Alarm | DHI-HY-SA21A-W2(868) |
