- Microprocessor-controlled, self-testing electronics.
- Off-white, impact-resistant plastic housing with IP34 protection.
- Galvanized inner protective plate.
- Smart use of supervised beeper output.
- Delayed inputs and against disturbances and false alarms.
- Specially modulated, wide frequency band, enhanced sound effect.
- 40 W speaker with good efficiency.
- Maximum sound pressure: 115 dB.
- 12V/18W light bulb.
- Installer-friendly construction.
- Drilling template for precise fixing.
- Power-on silent test program to filter out weak batteries.
- Permanent internal self-test with overrun protection.
- Continuous battery test, bulb and speaker test.
- 2-wire simple or 4-wire high security mode.
- Low current consumption at rest: 4 mA.
- Energy saving modes.
- Battery saving program.
- Various light and sound signals about the changed status of the siren and its units.
- Simple connection option (3 operating modes / 3 terminals).
- Setting any siren time.
- Positive or negative start signal.
- Supply voltage: 12VDC - 15VDC.
- Battery: 12V/4 Ah maintenance-free gel battery.
- Nominal voltage: 12V.
- Nominal capacity: 4AH.
- Electrolyte: sulfuric acid.
- Epoxy resin insulation.
- Copper connectors.
- Lead oxide, positive pole.
- Lead negative pole.
- Charging voltage for cyclic use: 14.4-15V (-30mV/°C), maximum current: 1.35A.
- Internal resistance: 0.01 ohm (at full charge, at 25°C).
- Self-discharge: 3% capacity loss at 25°C, per month.
- Connector type: F1.
- Battery dimensions: 70mm x 90mm x 107mm (with contacts).
- Weight: 1.4kg.
- CE certification.