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TR 648 top2 RC-DCF KNX

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£325.32 (inc VAT) £271.10 (exc VAT)
0.30 KGS
5 - 10 days lead time

 Product Description

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 Details

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 II according to EN 60 730-1



Operating Instructions
ETS File


Antenna RC-DCF - 9070410
PC set OBELISK top2/3 - 9070409

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