SOS KEY / Technical sheet
Bluetooth accessory
A separate local connection accessory with a button, status LED and SPEEDBUS interface.
13.10.2026 · 01
Specifications
- Power
- 12V
- PCB dimensions
- 22 × 28 mm
- Connection
- Bluetooth LE
- Interface
- SPEEDBUS
- Status indication
- Red LED + SW1 button
Interface
| Pin | Signal | Function |
|---|---|---|
| J1-1 | GND | Ground |
| J1-2 | +12V | Permanent +12 V |
| J1-3 | SPEEDBUS | Accessory link |