Push button operations
| Activity | Push-button operation | Confirmation |
|---|---|---|
| Display current address (in backward order) |
Press button < 1s | Current address is displayed |
| Enter push-button addressing mode | Press button > 1s and < 5s | Red LED shines (release button before LED gets dark) |
| Reset to OEM default settings | Press button > 10s | Orange LED flashes |
LED colors and patterns
| Color | Pattern | Description |
|---|---|---|
| Green | steady | Start-up |
| 1s on, 5s off | Fault free operation (“life pulse”) | |
| flashing | Bus traffic 1) | |
| Orange | 1s on, 5s off | Backup mode entered |
| Red | steady | Mechanical fault / device jammed |
| flashing fast | Sensor error: Pressure tubes interchanged or „Invalid configuration“ | |
| flashing slowly | Sensor error: Internal read error | |
| 1s on, 5s off | Internal error |
1) LED color is orange flashing for devices from Rev. A, cf. 0