Hochiki ALN-EN
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Hochiki ALN-EN
ESP analogue addressable photoelectric smoke sensor with a removable high-performance chamber, variable sensitivity and twin fire LEDs for 360° viewing. Electronically addressed, with a sensor-to-base locking mechanism and pulsing or non-pulsing LED mode controlled from the panel.
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Key specifications
| Sensing technology | Photoelectric |
| Protocol | Hochiki ESP analogue addressable |
| Operating voltage | 17 - 41V DC |
| Operating temperature | -10°C to +50°C |
| Humidity | Up to 95% RH, non-condensing (at 40°C) |
| Ingress protection | IP42 |
