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Theben TR 648 Digital Astronomical Timer

£223.91 + VAT

  • 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
SKU: 6489210 Category: Tag:

Description

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

Brand

Theben

German manufacturer with of high quality KNX components including actuators, binaries and DALI.

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