Use
The RCD20 digital room unit is designed to control room temperature in conjunction with a Seltron heating controller. It features a minimalist design and an easy-to-use interface with a large backlit display and a clear keypad.
Digital room unit RCD20
The RCD20 digital room unit allows you to easily and comfortably control your heating system from your living room. It is compatible with Seltron heating controllers.
Key features of the RCD20 Digital Room Unit
- Display of actual and set temperature.
- Display of measured temperatures on the controller.
- Set up with a smart device and Bluetooth connection.
- User functions PARTY, ECO, HOLIDAYS, FIREPLACE and one-time switch-on of the domestic water heating.
- Large backlit screen.
- A modern and elegant look.
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| TECHNICAL CHARACTERISTICS |
| Maximum 2 x room units per heating controller WDC, WXD, KXD, KUD, KPD |
| Maximum 1 x room unit per heating controller CMP, AHC, AHD |
| Wired connection to the controller |
| Option to connect an additional temperature sensor |
| USER FUNCTIONS |
| PARTY function - activate comfort mode |
| ECO function - activate energy-saving mode |
| HOLIDAY function - activate holiday mode |
| Fireplace function - activate operation for parallel heating e.g. with a fireplace |
| SANITARY WATER function - one-time, instant-on heating of sanitary water |
| DISPLAY OF DATA |
| Display of actual and set temperature |
| Display of temperatures measured on the controller |
| Outdoor temperature display |
| Display of the temperature of the ester |
| ASSEMBLY |
| On the wall |
| TECHNICAL DATA | RCD20 | |
|---|---|---|
| Communication | Modbus, wired connection | |
| Power supply | 12 V DC, bus line | |
| Own consumption | < 0,02 W | |
| Watch accuracy | +/- 1 s (24 h) at 20 °C | |
| Degree of protection | IP 20 according to SIST EN 60529 | |
| Safety class | III according to SIST EN 60730-1 | |
| Type of temperature sensors | RTD Murata NTC (10 kE) | |
| Housing material | PC+ABS thermoplastic | |
| Permissible ambient temperature | 0÷40 °C | |
| Storage temperature | -20÷65 °C | |
| Product weight | 115 g | |
| Number of pieces per packing unit | 24 pieces | |
| Dimensions |  | |
| Seltron controllers supported | ||
| WDC Series - v3.5r0 and later | Yes | |
| WXD Series - v1.1r0 and later | Yes | |
| KXD Series - v1.1r0 and later | Yes | |
| KMS Series - v1.2r0 and later | Yes | |
| KSF Series - v1.2r0 and later | Yes | |
| CMP25-2 Series - v3.2r0 and later | Yes | |
| KUD Series - v1.3r2 and later | Yes | |
| AHC40 Series - v1.0r0 and later | Yes | |
| AHD20 Series - v1.0r0 and later | Yes | |
