®
INDOOR SIREN
SPW-250
spw250_en 07/09
The SPW-250 indoor siren is designed for operation in the intruder alarm systems.
1. Features
•
Acoustic alarm generated by means of piezoelectric transducer.
•
Battery back-up power supply.
•
Alarm by main power failure.
•
Tamper protection against opening and removing from the mounting surface.
•
Housing made of PC LEXAN high-impact polycarbonate, featuring a very high mechanical
strength.
Fig. 1. View of the indoor siren.
Explanations for Fig. 1:
1 - housing base.
2 - screws securing the siren to its mounting surface.
3 - piezoelectric transducer.
4 - tamper contact.
5 - electronics board.
