DU 70
          Date clock.
          General description
- display of date and time
 - 2 push-buttons to set: time, brightness, language, automatic daylight saving time
 - height of characters: 50 mm
 - dimensions in mm: 682 × 100 × 60
 
Common features of VP100/20, DU70 and DU35K
- plastic coated steel sheet housing in black or white color
 - characters - LED segments - red or green color
 - readability up to 20 m
 - daylight saving time changeover can be set to any time
 - in case of supply voltage failure battery keeps time in Real Time Clock
 - wall or ceiling mounting, brackets available for double sided clocks
 - protection class IP30
 - power supply 100-240 V AC / 50-60 Hz
 
Four modes of operation and synchronisation
- as a standalone clock, with XTAL, accuracy 2E-5 (20 ppm)
 - as a slave clock, synchronised by time strings from master clock via RS232 or 20 mA current loop
 - as a slave clock, synchronised by minute pulses from master clock, amplitude max. 48 V
 - as a standalone clock, synchronised by on-board receiver for DCF77
 
| Model | Dimensions (mm) | weight (kg) | Power consumption (VA) | 
| VP 100/20 | 998 × 100 × 60 | 5,2 | 36 | 
| DU 70 | 682 × 100 × 60 | 3,9 | 21 | 
| DU 35K | 323 × 323 × 57 | 4,7 | 22 | 
