Time

TR 644 S DCF 4-Channel Year Time Switch

Ideal KNX time switch for objects in which complex time functions are required. Simple reprogramming with easy-to-use
Windows software “OBELISK 2.1“.

  • Switching, valuator device, temperature, receive time and date
  • 8 possible group addresses
  • 8 possible associations
  • On each of the 4 channels, the following types of message can be selected:
  • Switching message (1 bit)
  • Priority message (2 bit)
  • Dim and/or value message (8 bit)
  • Temperature message (16 bit)
  • Random message in EIS 5 format (16 bit)
  • Cyclical transmission selectable
  • Clock can be set via time and data messages
  • Scene with switching, valuator device, priority
  • 10 possible group addresses
  • 10 possible associations
  • Switching, priority, dim and/or value message can be transmitted on 4 channels. A scene with max. 4 objects can be controlled with the 4th channel
  • Via holiday object (blocked object) the switching program of the clock can be suppressed
  • Cyclical transmission selectable

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Specification

Operating voltage Bus voltage, with additional mains voltage 230 V for integrated antenna power supply unit
Channels 4
Memory locations 324 (free block formation)
Automatic program Day, week, year and pulse program
Special program 9 week programs
Summer/winter time adjustment Automatic or by the DCF77 radio signal
Power consumption < 10 mA
Power reserve 1.5 years (lithium battery exchangeable)
Captive hinged cover, tamper proof housing 45 × 105 × 60 mm (6 modules)

NOTE: Timeguard has a policy of continuous product development and reserve the right to alter specifications at any time. Therefore, unavoidable differences between product and website specifications may occur, for which liability cannot be accepted by Timeguard.