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Fire detection systems
Ultra-low current wall sounder for addressable fire systems
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Internal Wall Sounder CAS381
Weatherproof Wall Sounder CAS381WP


Standards: EN54 Pt3 + EN54 Pt17
Operating Voltage:  17Vdc to 32Vdc
Standby Current:  < 320µA
Tones (Set by panel):  Continuous: 984Hz
Pulsed: 984Hz / 0Hz pulse 1Hz
Two tone: 644 / 984Hz at 1Hz cycle
Slow whoop: 500-1200Hz in 3.5 seconds / 0.5 seconds gap
Sound Output at +/-3db (Set by panel): Low volume : 87dB at < 2mA
Medium volume : 93dB at < 3mA
High volume: 100dB at < 6mA
Operating Temperature:  -10°C to +55°C
Humidity (Non-condensing):  0 to 95% RH
Construction:  PC / ABS
Colour:  Red
Dimensions (HxWxD):  CAS381 - 105mm x 105mm x 95mm
CAS381WP - 108mm x 108mm x 103mm
Weight:  CAS381 - 0.25kg
CAS381WP - 0.57kg
Ingress Protection: CAS381 - IP42
CAS381WP - IP66
Cable Entry: Rear / Side
Suitable for use with: Eaton intelligent addressable fire systems
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