The A24H relay rack can be used with up to twenty-four discrete I/O modules, including input modules, output relays, override relays, watchdog timers, and mechanical relays. On the signal side, it features a 50-pin header connector for easy interface via standard IDC ribbon cables. Terminal blocks accept insulated wire with stripped ends or ferrules. Each power side point is individually isolated.
Compatible with modules from Western Reserve (WRC), Opto 22, Crydom, Gordos, and Grayhill.