Do you have a question about the DEVI devireg 540 and is the answer not in the manual?
Details devireg 550 as an adaptive controller, measuring radiant and air comfort for optimization.
Explains the button can be turned or pressed/held, with visual indicators.
Identifies and explains various symbols displayed on the thermostat screen.
Describes operation without the timer, for modes like 'Party Mode' or holidays.
Explains automatic switching between economy and comfort temperatures using the timer.
Identifies common error codes (e.g., clock, overheating, network) and their causes.
Details optimal placement, height, environmental factors, and network warnings for installation.
Explains sensor choices for Comfort Heating, Total Room Heating, and No Floor Sensor.
Step-by-step guide to removing the front cover using the release tab.
| Type | Electronic thermostat |
|---|---|
| Standby Power Consumption | 0.5 W |
| Control Accuracy | ±0.5 °C |
| Display | LCD |
| Protection Class | IP 30 |
| Compatibility | Compatible with most heating systems |
| Supply Voltage | 230 V AC |
| Output Type | Relay |
| Inductive Load | 3 A |
| Temperature Setting Range | 5°C to 30°C |
| Hysteresis | 0.2 °C |
| Operating Temperature | 0°C to +30°C |
| Ambient Temperature | 0°C to +30°C |
| Storage Temperature | -20°C to +60°C |
| Housing | PC/ABS blend (halogen-free) |
| Mounting | Surface mounting or flush mounting |