Smoke Alarm Sensor

Sensor: photoelectric smoke detector Air velocity: 1.0-20 m/s Environment: work, -20-70°C, 0~95%RH (Non-cond.); storage, -30~70°C Power: (20-29VDC)±1V or 2-bus input Monitor current: 35mA@24VDC Alarm current: 55mA@24VDC Alarm response time: 15s Relay contacts: SPST, 2A @30VDC/125VAC LED indicators: Running (red/green), Fault (yellow) Electrical connection: screw terminal Enclosure: Gray PC bottom box and transparent upper cover Protection: IP54 Weight: 1kg (excluding sampling tube) Approval: CCCF Accessory: Sampling tube, should be ordered separately