PM511V16 and PM511V08 are ABB Advant Controller 450 difference version processor module of the controller. They are designed to fit into RF533 series controller subracks.
The Motorola 68040 processor is a 32-bit virtual memory microprocessor with an integrated floating point unit and with dual independent instruction and data demand paged memory management units (MMUs). It also has two separate 4 kbyte caches, one for data and one for instructions.
PM511V is printed at the front panel. What's the difference?
PM511V08 with 8 Mbyte dynamic RAM, PM511V16 with 16 Mbyte dynamic RAM.This memory holds the system program which is in use as well as the controller system configuration and application program, that is all memory executed in run time. A label on module side gives the full identification and information of actual memory size.
PM511V08
PM511V16
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