Slave clock for indoor use with numbers

Single-sided round slave clock for indoor use with the plastic casing, flat protective glass, white clock dial with black numbers or bar display (A-dial) and black hours and minutes indicators. The clock is controlled and is powered by 24VDC pole changing Westerstrand master clock or time central unit. Impulses are of 1/1 minute type meaning that a slave clock is synchronised once every minute. It is connected in parallel to the master clock or time centre with a 2-wire cable. Upon installation the time the connected clock displays and is thereafter set correctly via quick impulses is indicated in the master clock or time centre. In the event of a power interruption, connected clocks stop, but when the power returns the clock is automatically reset through quick impulses.
The clock is mounted on a wall or double-sided with bracket