ABB Ability™ System 800xA® · AC 800M High Integrity PM863K01 · 3BSE088381R1 Processor Unit / High Integrity Controller ABB PM863K01 High Integrity Processor Unit + 96 MHz AC 800M Non-redundant High Integrity processor unit for the AC 800M platform, with 32 MB memory and a 96 MHz processor. 3BSE088381R1 High Integrity Non-Redundant AC 800M 96 MHz CPU clock frequency 32 MB Memory 0.17 ms 1000 boolean operations 01 / Overview Designed for AC 800M High Integrity control. Platform