Programmable time switch as master clock SC 53.17

Discontinued model
One channel
Daily and weekly program
97 memory locations
ON, OFF or pulse functions
Holiday switching 1…99 days (Permanently ON or OFF)
Minimum interval 1 min. (or 1 sec. with pulse)
Switching capacity 5 A
Manual override
Alteration of switching times
Unrestricted block-programming of days
Permanently ON or OFF with manual switch
Programmable even without power-supply
DCF 77 radio link with FU 20, time and date are automatically entered into the clock

Master clock

2 slave-clock-output-lines
For approx. 200 slave clocks (without power supply for slave clocks)
Output-line 2 adjustable to a pulse repetition rate of one per sec.
Short-circuit proof
Automatic adjustment of the slave clocks
Automatic control facility for the slave-clock-line in case of voltage recurrence
Repetition of the last applied pulse (minute / second)
Fully automatic summertime change (European standard) with 60 additional pulses or 1 hour pulse suppression of the slave-clock-line
Monitoring of the slave-clock-line and malfunction indicator in display