ajax alarma exterior

Ajax 7661 STREETSIREN BL Outdoor Siren 115 Db – Black – Ajax 7661 Wireless Siren Type Indoor/Outdoor Installation Compatibility Only works with Hub, Hub Plus, Hub 2 and ReX Type of acoustic/light notifications Adjustable sound volume, 85 - 113 dB at a distance of 1 m Alarm duration adjustable: 3 - 180 sec. Inserted/disconnected status indication Yes Alarm signal reception time 0.15 s Power supply: four CR123A batteries, 3V Power supply: DC 12V±20% Battery life Up to 5 years More info Jeweller Radio Technology Communication range with the central unit: up to 1500 m in open spaces Two-way communication between devices Operating frequency: 868.0 - 868.6 MHz Self-regulating RF output power: up to 25mW Block encryption based on the AES algorithm Detector polling period: 12 - 300 s Learn more about Jeweller technology Temperature sensor available Operating temperatures -25°С to +50°С Maximum permissible humidity Up to 95% IP54 housing protection class Anti-tampering systems Counterfeiting Protection Detection of inhibitions Tamper Resistant Remote Configuration and Testing Dimensions 200 × 200 × 51 mm Weight: 528 g. Grade 2 Certification, CE Replacement and repair within 24 months of the date of sale. Batteries are not covered by warranty. Complete Set StreetSiren Mermaid SmartBracket Mounting Panel 4 x CR123A batteries (pre-built-in) Installation Set User Guide