SI320 acoustic siren

This acoustic siren is suitable for applications where there is an high background noise and it is suitable also to be installed in hazardous area, zone 1 and 2.

• Aluminum body and cover without copper
• Screws in AISI 304
• An entrance hole Ø ¾ "ISO 7/1"
• explosion proof protection rating:
  - II 2 G Ex dIIC or IIB+H2 T3 or T4 Gb
  - II 2 D Ex tb III T150°C or T130° Db
• protection rating : IP66

SI320A   

Power supply: 230 Vac 50/60 Hz
Power: 16 w
Measure Range: 110 Db
Acoustic frequency: 440 ÷ 2000 Hz
Service: continuous
Weight: Kg. 3,7
Operating temperature: - 50 °C ÷ + 60 °C

SI320B   

Power supply: 12÷24 Vac/Vcc
Power: 16 W
Measure Range: 110 Db
Acoustic frequency: 440 ÷ 2000 Hz
Service: continuous
Weight: Kg. 3,7
Operating temperature: - 50 °C ÷ + 60 °C