Satel SPW-250 Manual
Text of the manual
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 ma
6 - screws locking the cover.
7 - screw fixing the housing tamper element to mounting surface.
8 - cover.
2. Description of Electronics Board
COM
TMP TMP
D
12V
D
D
3
D
D
D
D
D
D
Fig. 2. View of electronics board and selection of signaling control method.
Explanations for Fig. 2:
1 - battery.
2 - terminals:
TMP - tamper contact (NC).
D
- contr
4. Installation and Connection
• The siren may only be used indoor.
• The siren should be installed on a flat surface by means of screws and expansion bolts.
• All connections should only be made after the alarm system power supply has been
disconnected.
• Install the battery inside the siren only after all installation work is completed and
Fig. 4. Indoor siren dimensions.
Always use the CR123A 3V lithium batteries.
Service representative should periodically check the battery status within the
scope of maintenance work.
Be particularly careful when replacing the battery. If inappropriately done,
replacement of the battery may lead to a risk of explosion. The M
