The gps Based Clock that We Bring Firth is Used in Process Industries, Power Plants, Airports, all India Radio, Railway Stations, Doordarshan, Etc. for Synchronizing Time Data. the Gps Based Clock Can also Work Efficiently in the Absence of Satellite Signals By Using Rtc as Well as Oven Controlled Crystal Oscillator. specification master Clock Gps (optional Stand Alone Ocxo Based Unit)membrane Keypad for Configuration of Contactmultiple Slave Clock Drive Up to 1.2 Kmgps Time Synchronization to Pc, Lan Network (optional), Slave Clocks, Etcalarm Facility operating Voltage - 230 Vac, 50 Hzrs 232c, Rs485, Tcpip (optional) Interfacebuilt in Real Time Clockpotential Free Contact Output Pulse (1pps, 1ppm, 1pph, 1ppd)time Date Display (lcd)op Selection, Periodicity, Pulse Width - Local Time Setled Indication of Status (gps Healthy Modes of Operations Etc.)back Up Time Using High Accuracy (0.1, 1ppm) Oscillatorsdimension: 483mm X 355mm X 560mm digital Slave Clock remote Setting for Time Manual Time Set Through Remote Control (optional)ceiling Wall Mountingtime Synchronization with Master or Gps (in Standalone Mode)stand-alone Network Modeoperating Voltage - 230 Vac, 50 Hzsignal Driving Distance 1.2 Km Through Twisted Pair Communication Cable Used for Rs485 Linktime Display in Hh:mm:ss, (hh:mm)display Seven Segment Red (4" & 2" Digit, Any other Please Specify)multiple Slave Clock Connectivity, Extended Slave Clock Drive