1-channel year time switch, RC: time synchronization by connecting an external DCF or GPS antenna (with GPS additional position determination for astro program), 4-channel extension module (EM 4 top2) and LAN module (EM LAN top2) can be connected, series-mounted housing, width 3 HP, year and astro program, interface for OBELISK top2 memory card (PC programming), OBELISK memory card included, 6-year power reserve (lithium battery), automatic summer/winter time changeover, ON-OFF switching times, pulse program, cycle program, extensive year clock functions, astronomical switching function (automatic calculation of sunrise and sunset times for the whole year), astro offset, astro pulse, switching preselection, permanent switching ON/OFF, expiration timer, integrated operating hours counter, external button/switch input, Holiday program, 2 random programs, display lighting (can be switched off), PIN coding, zero-crossing switching, DuoFix spring terminals for 2 conductors each
| Property | Value |
| Width in division units: | 3 |
| Number of channels: | 1 |
| Protection class (IP): | IP20 |
| Supply voltage: | 12 to 24 V |
| Power reserve in years: | 8 |
| Weekly program: | yes |
| Annual program: | yes |
| Mounting type: | DIN rail |
| Type of supply voltage: | AC/DC |
| Frequency of supply voltage: | 50 to 60 Hz |
| Accuracy per day: | 0.5 s |
| Text guidance in the display: | yes |
| 24 h program: | yes |
| 60 min program: | yes |
| Automatic summer/winter time change: | yes |
| Shortest switching time channel 1: | 0.016 min |
| Holiday program: | yes |
| Pulse program: | yes |
| Cycle program: | yes |
| Astro program: | yes |
| External button input: | yes |
| Random program: | yes |
| Operating hours counter: | yes |
| Mains synchronous: | no |
| Quartz controlled: | yes |
| Radio controlled: | yes |
| Manual operation: | yes |
| Number of memory locations: | 800 |
| Switching preselection: | yes |
| Nominal switching current at 250 V AC: | 16 A |
| Potential-free switching contact: | yes |
| Width: | 54 mm |
| Height: | 86 mm |
| Depth: | 60 mm |
| External programming: | yes |
| Radio-controlled (DCF77): | yes |
| GPS: | yes |
| With memory card: | yes |
