ABB PM867K02 For high availability applications it is possible to have redundant SM812´s that work together with any of the two redundant CPUs. SM812 has a dedicated synchronization link to s

• MPC866 Microprocessor running at 133 Mhz• 64 MB RAM• Provides supervision of the PM857, PM863 and PM867 controller during SIL1-2 operations and together with the PM857, PM863 and PM867 forms a 1oo2 diverse architecture for SIL3 applications• Over voltage monitoring• Internal voltage monitoring• Supports hot swap• Supports redundancy• SM Link for synchronization of redundant pair Email:sean@xmbse.cn