Description
Specification – LoRa Sounder Strobe
The DHI-HY-L151 LoRa Sounder Strobe (hereinafter referred to as the device) is designed to integrate with the automatic fire alarm system through the DHI-WG-1037 Wireless Gateway. When the fire alarm controller receives a feedback, it can issue a command to activate the corresponding audible and visual fire alarm through the corresponding linkage relationship, emitting audible and visual alarm signals to warn personnel in the fire area to evacuate immediately.
This product is designed for indoor places where people pass through or stay, and there is usually not much noise, such as shopping malls, teaching buildings, office buildings, dormitories, hotels and archives.
Technical Information
| Parameter | Introduction |
| Operating Voltage | Main power DC 12V (recommended), backup power DC 3V |
| Operating Current | l Monitoring current: ≤ 150uA
l Alarm current: ≤ 50mA |
| 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 |
| Flash Frequency | 1.5 Hz-2 Hz |
| Pitch Variation Cycle | 4 s-5 s |
| Alarm Sound | 75 dB-115 dB (A) at 3 m (9.84 ft) |
| Supply Voltage | DC 3V, 2400mAh |
| Battery Life | 1 year (60 alarm activations in 1 year) |
| Indicator | l Standby: flashes green once per minute
l Alarm: flashes red once per second l Fault: flashes red once per minute |
| 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) |
| Color | Red |
| Dimensions (with base) | 106.5 mm × 157.5 mm × 54.0 mm (4.19″ × 6.20″ × 2.13″) |
| Weight (with base and battery) | 260 g (0.57 lb) |
| Installation | Wall mount |
