These clocks are made of 13 segment LED display type with specified viewing angles. The master clock is constantly monitored with the help of a tricolor LED status Card.
The master and slave clocks are connected via serial communication with enables extended networking to long distances. Every individual platform clock is provided with separate GPS antennas and receivers which are micro controller based that ensures regular time updates with the help of internal Real Time Clock (RTC).
Clear visibility of the platform clock is ensured upto a distance of nearly 50 meters. Time format of the clock is set for 24hrs clock usually as per railway requirements and seconds display can be either of blinking LEDs or running seconds LEDs according to station requirements.
Every individual components of the clock are tested and verified to work at wide range of temperature and electrical constraints. They are also designed to work with low power consumption as to work 24/7 non-stop.