Exodus optical and heat multi-sensor detects smouldering fires and fast-flaming fires. 12V/4-wire Operation With Alarm Relay: 4W Conventional Fire 10V-30V Operation Suitable for fastest detection for wide range of fires Unsuitable for environments with airborne contamination (smoke, dust, steam). Microprocessor Technology Digital Technology Detection Algorithms Latch Input Enables Auto Reset: 4W Alarm Situation Test Button Optical & Thermal Detection Digital Drift Compensation EN54-7 Compliant