The CAVIUS Relay Interface connects and integrates the CAVIUS Wireless Family alarms to third-party external products such as; security panel, home automation, fire panel and other switchable devices. When the smoke or heat alarms are activated, the relay interface unit will notify and activate connected external devices. • Relay (NO/NC) activates when the CAVIUS Wireless Family alarms detect a fire event • Trigger Input for two-way activation (latched or pulsed) • 240v with replacement backup Duracell lithium battery • Output Relay: 250v AC @ 5 amps or 30v DC @ 5 amps • Trigger Input; Volt-free: 3v DC output with return, Voltage in: 3v – 30v • Green LED visual indicator of mains power supply