| Device type | Supervised indoor optical-acoustic addressable siren (Type A) |
| Colour | Red (red or white optical diffuser depending on version) |
| Connection | Addressable loop |
| No. of addresses | 2 logical addresses (main ID + aliases) |
| Short-circuit isolators | Double insulator integrated in the loop |
| Nominal voltage | 24 V CC |
| Operating voltage range | 18…30 V CC |
| Consumption in idle mode | 520 µA @ 24 V DC |
| Consumption in alarm (optical+acoustic) | 8,1 mA @ 24 V CC |
| Consumption in alarm (acoustic only) | 5,5 mA @ 24 V CC |
| Operating modes | Acoustic / optical-acoustic only; optical signal activatable or excludable by programming |
| No. of shades | 64 programmable sound modes |
| Max. sound level. | Up to 90 dB(A) @ 1 m (main tone EN 54‑3) |
| Volume adjustment | 2 selectable levels |
| Programmable functions | 6 operating criteria, LED polling frequency, activation delay and time, flash exclusion, aliases, etc. |
| Degree of protection | IP33C (mounting with TF-TFBASE-SIREN base) |
| Operating temperature | −15 °C…+70 °C |
| Housing material | PC-ABS |
| Dimensions | Ø 120 × 65 mm (D × H) |
| Required basis | TF-TFBASE-SIREN (siren base with volume adjustment and operating criteria) |
| Regulatory compatibility | EN 54‑3:2001 + A1:2002 + A2:2006; EN 54‑17:2005 |
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