Function description

*Available february 2025*
Digital time switch with yearly and astronomical time program
App programming possible thanks to integrated BLE module
Extensive yearly time switching functions
Astronomical switching function (automatic calculation of sunrise and sunset times for the whole year)
Astro selectable per channel "3 astro ranges: sunset, twilight, darkness"
Earth Hour pre-programmed until 2044
Time synchronisation via connection of external DCF or GNSS antennas, additional posititioning for astronomical program with GNSS
1 channel
External input

Connectable sensors (external selector switch, sequence timer)
Connectable switches (ON or OFF permanent switching)
DuoFix spring terminals
For 2 conductors each
Wire or strand (with or without wire end sleeve)
Wire diameter: 0.5 - 2.5 mm²
Button for releasing plug-in connection
Text-oriented user guidance in display
Preset date and time
fully operable without mains connection
800 memory locations
Interface for OBELISK top2 memory card (PC programming)
2. insertable switching program
Copying programs
Storing programs
10 year power reserve (lithium battery)
Automatic summer/winter time changeover
can be deactivated
Date rule options are already stored for Europe, the USA and other countries
own date rule options or changeover around set dates are available
ON-OFF switching times
Pulse program
Cycle program
Extensive yearly clock functions
Basic weekly program and 14 different weekly programs with priority levels and date ranges
Permanent ON / permanent OFF with highest priority via date range program option
fixed and variable public holidays, public holidays dependent on Easter, day and date ranges with serial pattern
Public holiday database for Germany including all Federal states, Switzerland, France etc.
Program simulation on clock display
Astronomical time switch function (automatic calculation of sunrise and sunset times for the whole year)
Offset for adjusting of sunrise and sunset times
Position data via coordinates or country/city lists can be programmed
Optional production of own city list (favourites) and a table with own astronomical times on PC
Fixed ON-OFF switching times can be programmed (e.g. night time interruption)
Simulation of astronomical switching times (calculated astronomical times and programmed ON/OFF switching times) for the whole year
various astronomical setting options (evening ON - mornings OFF or evenings OFF - mornings ON, astronomical pulse)
Switching preselection
Permanent switching ON/OFF
Count-down timer
Integrated operating hour counter
Reset option
Service function for monitoring maintenance intervals
Holiday program
2 random programs
Display back light (can be turned off)
PIN coding

Technical data

Operating voltage	12 - 24 V UC
Frequency	50 - 60 Hz
Width	3 modules
Installation type	DIN rail
Type of contact	Changeover contact
Switching output	Phase-independent
Opening width	< 3 mm
Program	Yearly program, Astronomical program
Program functions	ON-OFF, Pulse, Cycle
Number of channels	2
External inputs	2
Number of memory locations	800
Power reserve	10 years
Switching capacity at 250 V AC, cos φ = 1	16 A
Switching capacity at 250 V AC, cos φ = 0,6	2 A
Incandescent/halogen lamp load	1400 W
LED lamp < 2 W	6 W
LED lamp 2-8 W	20 W
LED lamp > 8 W	20 W
Switching capacity min.	ca. 10 mA
Shortest switching times	1 s
Time accuracy at 25 °C	≤ ± 0,5 s/day (quartz) or DCF77/GNSS
Time basis	Quartz/DCF77/GNSS
Stand-by consumption	~
Memory card supplied
Type of connection	DuoFix spring terminals
External antenna connectable
Display	LCD
Keyboards	4 touch buttons
Housing and insulation material	High-temperature resistant, self-extinguishing thermoplastic
Type of protection	IP 20
Protection class	II according to EN 60 730-1
Voltage	12-24 V UC
Ambient temperature	50°C