GE Mark VI IS200TRLYH1BGF Relay Output BoardDescription The IS200TRLYH1BGF is a relay output board developed by General Electric (GE), designed as a crucial component of the Mark VI control system. In these systems, the TRLY board is managed by either the VCCC, VCRC, or VGEN boards, supporting both simplex and TMR (Triple Modular Redundancy) configurations. The connection between the terminal board and the VME rack, where the I O boards are housed, is established through cables with molded