The Agni-IV electronic controller is a ruggedized, cPCI-based unit comprising a CPU, ADC, DAC, Digital I/O, and SIO cards. It includes interface connectors for sensors, PVG valves, and switches, along with dual Ethernet/RS-422 links to support LCPC requirements. Two identical cPCI units operate in main and standby modes, sharing a common display. Relay and level shifter circuits are integrated into the system.
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