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1.0 Description of the Product 2.0 Features
1 Display DCF 77 reception (only TR 642S/ TR 644S/ TR 686/ 4 DCF)
2 Display data exchange with Obelisk
3 Display hours
4 Interface Obelisk
5 Cursor for program selection
6 Display date day
7 Display date month
8 Display year
9 Random indicator /P 1 .. 9 / Manual ON (H
o / Manual OFF (H p)
10 Display status ON =
o OFF = p
11 Permanent switching OFF-AUTO-ON
12 Buttons 0 – 9 for program entry
13 Battery compartment
14 Button for entry of date switchings
15 Button for entry of priority programs/changes
16 Button for cancellation of programs and program steps
17 Connection terminal for DCF 77 antenna (only TR 642S/ TR 644S DCF)
18 Button for entry of input
19 RES = Reset / the micro-processor makes a defined new start
20 Program selection button for menu selection
21 Display for pulse programming
22 Cursor for display of days of the week 1 = Monday, 2 = Tuesday..
23 Display 1 x shows single switchings
24 Interface for infrared communication
25 LED lights up, if polarity has to be changed
– Yearly Time Switch
– Time switch programming or PC programming using Windows from WIN 95 /
WIN 98 / WIN NT with Obelisk software
– The time switch can be programmed up to 364 days in advance
– Data transfer and security possible with Obelisk storage card
– Data can be transferred from time switch to time switch, from time switch to
PC and vice versa
– The Obelisk memory card allows you to prevent operation of the device by
unauthorized persons.
– 324 switchings for free block formation of channels and week days
– Permanent switching times by means of EEPROM
– Day/Week/Year program
– Random program
– Pulse program
– Switching times: ON or OFF delay
– 1x-function for all date-related switching times
– 10 priority programs consisting of 10 individual weekly programs per channel
– Time limited permanent switching ON/OFF
– Approx. 1,5 years battery reserve by means of exchangeable environmentally
friendly lithium cell
– Option: TR 642S / TR 644 S radio controlled
– Up to 10 timers can be connected to the antenna
