The Onbon Multi-function Card LED Control Card User Manual provides setup instructions, wiring diagrams, and safety guidelines for connecting smoke sensors…
This manual introduces the Onbon LED control card and outlines safety precautions, software restrictions, and the intended use of the device. It emphasizes reading the specifications and following the guidance to avoid injury or equipment damage.
The usage guide details step‑by‑step wiring of the multi‑function card to a smoke sensor and an optional speaker, describing the colour‑coded connections and the system’s response when smoke is detected. Contact information for Onbon’s headquarters and support channels is provided at the end. This manual is written in Chinese.
| Power positive connection | Red wire |
|---|---|
| Data line 1 connection | Green wire |
| Data line 2 connection | Blue wire |
| Power negative connection | Black wire |
| Smoke sensor indicator | Red LED flashes when smoke concentration exceeds threshold |
Connect the red wire to the power positive, green wire to data line 1, blue wire to data line 2, and black wire to the power negative as shown in the diagram.
The sensor’s red LED flashes rapidly and the attached speaker sounds an alarm to alert nearby people.