Description
Specification- LoRa Smoke Alarm
The DHI-HY-L131 LoRa Smoke Alarm (hereinafter referred to as thedevice) is designed to integrate with the automatic fire alarm systemthrough the DHI-WG-1037 Wireless Gateway. Equipped with a built-inhigh-volume buzzer, it will promptly emit both visual and audiblealarm signals once the surrounding smoke concentration reachesthe alarm threshold, reminding the user to take immediate action.This product is designed for use in locations that are manned. In theevent of a fire, the personnel on duty need to notify relevant areas toorganize evacuation, such as dormitories, shopping malls, teachingbuildings, office buildings and factories.
Technical Information
| Specification | Introduction |
|---|---|
| Supply Voltage | DC 3V |
| Operating Current |
|
| Communication | LoRa |
| Operating Frequency | 470 MHz–510 MHz |
| Communication Distance | Open environment ≤ 1500 m, 3–5 blocks for normal walls |
| Alarm Method | Visual and audible alarm |
| Alarm Sound | ≥ 80 dB(A) at 3 m (9.84 ft) |
| Supply Voltage | DC 3V, 2400mAh |
| Battery Life | 5 years (40 alarm activations in 1 year) |
| Indicator |
|
| Detecting Area |
|
| Operating Temperature | -10°C to +55°C (+14°F to +131°F) |
| Storage Temperature | -20°C to +60°C (-4°F to +140°F) |
| Operating Humidity | ≤ 95% RH (non-condensing) |
| Dimensions | Φ117.5 mm × H54.0 mm (Φ4.63″ × H2.13″) |
| Weight (with battery) | 182 g (0.40 lb) |
