711U Conventional Smoke Detectors - Interchangeable detector heads and bases with the use of optical sensors based on light spread provide outstanding stability. This instrument has a very good response to a wide range of fires.
Short Specifications
- Voltage: 8.5 - 33VDC, not sensitive to polarity
- Operating temperature: 32°F ~ 100°F (0°C ~ 38°C)
- Operating humidity range: 0~95% non-condensing
- Photoelectric sensitivity: 2.85%, +0.37, -0.75%
- LED Indicator: Flashes approx. every 9 seconds for Normal State, flashes once every second for Trouble State, and stays steady for Alarm