The JA-111A BUS outdoor siren is designed for audible alarms and activation and deactivation of modules. The siren communicates and is powered by the central unit BUS. In case of power failure it will use the implemented energy saving function.

The siren is equipped with a built-in spirit level so that adjustments can easily be made during installation. It is possible to assign it a zone and it only takes one position in the alarm system.

Please note: This item is the base of the siren, there are 3 possible covers.

Features:
- Power supply: via the BUS of the central unit , 12V (9 - 15V)
- Current consumption during power failure: 5 mA
- Current consumption during battery charging: 50 mA
- Back-up battery: NICd battery 4.8 V/ 1 800 mAh
- Siren: Piezo electric, 110 dB/m
- Dimensions: 158 x 230 x 75 mm
- Safety class 2 in accordance with EN 50131-1, EN 50131-4
- Environment in accordance with EN 50131-1: outdoor IV
- Operating temperature: -25 to 60 °C
- Protection: IP 34D