The TR 648 top2 RC-DCF KNX is a digital time switch with yearly and astronomical time program. It comes with automatic summer/winter time changeover.
Function description
- Digital time switch with yearly and astronomical time program
- Time synchronisation via connection of external DCF antenna
- Can be operated without mains supply
- 8 channels
- DuoFix spring terminals for 2 conductors each
- Text-oriented user guidance in display
- 800 memory locations
- Interface for OBELISK top2 memory card (PC programming)
- 8 year power reserve (lithium battery)
- ON-OFF switching times
- Pulse program
- Cycle program
- Extensive yearly clock functions
- Astronomical switching function (automatic calculation of sunrise and sunset times for the whole year)
- Switching preselection
- Permanent switching ON/OFF
- Count-down timer
- Integrated hour counter
- Holiday program
- 2 random programs
- Display backlight (can be turned off)
- PIN coding
- Automatic summer/winter time changeover
- Time and date synchronisation of other bus participants
Technical data
|
| Operating voltage KNX |
Bus voltage, ≤12 mA |
| Width |
3 modules |
| Installation type |
DIN rail |
| Number of channels |
8 |
| Number of memory locations |
800 |
| Time accuracy at 25 °C |
≤ ± 0,5 s/day (quartz) or DCF77 |
| Shortest switching times |
1 s |
| Display |
LCD |
| Ambient temperature |
-5°C ... 45°C |
| Type of protection |
IP 20 |
| Protection class |
III according to EN 60 730-1 |
