Technical SpecificationElectrical Working VoltageDC24VCurrentMonitoring current: ≤ 2mAMaximum operating current: ≤ 10mAIndicatorWorking: Green indicator flashes every 6 s during polling, flashes quickly during malfunctionedAlarm: Red indicator remains lit during alarmSelf-test: Yellow indicator remains lit during self-testMute: Yellow indicator remains lit when Test/Mute Button is pressedDisplay Capacity999 pieces of alarm informationDisplay64×128 LCD screenCommunication WiringTwo-wire, polarity-freeAddressing MethodElectrical encoderAddress Range1–254Communication Distance1500 m (4921.26 ft)Alarm Sound Pressure65dB–115dB (A) @ 1mEnvironment Operating Temperature–10°C to +40°C (+14°F to +104°F)Storage Temperature–20°C to +65°C (–4°F to +149°F)Operating Humidity≤ 95% RH (no condensation)Construction ColorWhiteDimensions (with base)180.0 mm × 110.0 mm × 32.0 mm (7.09" × 4.33" × 1.26")Weight (with base)270 g (0.60 lb)CertificationsGB 17429-2011
