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VEMER - VE454500 - Chronos 230 Nero programmable thermostat, wall-mounted, touch screen, 230 Vac mains powered
The VEMER Chronos 230 Nero (VE454500) is a wall-mounted touch-screen smart thermostat with weekly programming, designed to optimize indoor climate while ensuring energy efficiency and comfort. Powered by 230 Vac mains supply, it is the ideal solution for both residential and commercial installations.
Touch-screen display with RGB backlight
The large LCD display features multicolour backlighting and a touch-screen keypad consisting of four icons in the lower part of the screen, giving the product a sleek and elegant look. The backlight changes colour according to the temperature status: RED when the room temperature is higher than the set temperature, GREEN when it is close to the set value, and BLUE when it is lower.
Energy saving with weekly programming
Thanks to its weekly scheduling with 1-hour resolution, the thermostat lets you program specific heating or cooling times, reducing energy waste when away from home or during the night. This results in lower energy bills and a reduced environmental impact.
Keypad lock with password
The keypad lock function with password prevents unauthorised people from changing the settings, making the device ideal for installations in public places.
- Power supply: 230 Vac (-15% / +10%), 50/60 Hz
- Power reserve: 48 hours
- Temperature setting range: 2 ÷ 50 °C, with antifreeze function
- Adjustment type: ON-OFF or proportional, hysteresis 0.1 ÷ 1 °C
- Operating modes: Summer, Winter
- Display: Backlit LCD with RGB colours, touch-screen
- Output: 1 relay, heat exchange (changeover SPDT), 5 A at 250 Vac
- Protection degree: IP40 — ErP Class IV
- Dimensions: 85 × 125 × 26 mm
| Manufacturer | VEMER |
|---|---|
| Manufacturer code | VE454500 |
| Thermostat type | Programmable |
| Application | Room |
| Operating mode | Heating + cooling |
| Mounting | Surface (wall) |
| Programmable | Weekly |
| Power supply type | 230 V AC |
| Supply voltage | 230 Vac (-15% / +10%) |
| Supply frequency | 50 / 60 Hz |
| Contact type | Heat exchange (changeover SPDT) |
| Switching current | 5 A at 250 Vac |
| Number of outputs | 1 |
| Sensor location | Internal |
| Hysteresis | 0.1 ÷ 1 °C |
| Minimum Temperature | 2 °C |
| Maximum Temperature | 50 °C |
| Connectivity | Wired (none) |
| Voice assistant | None |
| Communication protocol | None |
| Display type | LCD backlit (RGB), touch-screen |
| IP degree of protection (IEC 60529) | IP40 |
| Operating temperature | 0 to 50 °C |
| Backup time | 48 hours |
| ErP class | IV |





