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31B0131X022 is identified by Emerson as an MPU Memory within the Fisher family.
For replacement planning, its system role is to hold data required by compatible processing or operator equipment. The installed hardware and software revision should be checked before replacement. Connection and configuration should follow the requirements of the platform.
The Fisher product family is associated with process measurement and final-control applications. This item should be applied according to the signal, wiring, and equipment requirements of the installed control loop. Application details remain governed by the exact product revision.
Country of origin is listed as United Kingdom.
When this product is used for lifecycle support, technicians should confirm the installed revision, connection arrangement, and system assignment rather than assuming interchangeability with a similarly named module. The system's documented hardware assignment should guide placement.
Fisher Provox, Emerson Process Management
MPU/ROM (memory protection unit/read only memory)
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