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The ABB SPNPM22 is a cnet-to-controlway network processing module for the Symphony Plus Harmony platform. It executes gateway processing and stores the hardware configuration database for Cnet and Controlway communication.
The ABB SPNPM22 is documented with 8 mb dram and 512 kb nvram, 2 mb flash memory, 1 mbaud controlway and 83.3 kbaud modulebus. These characteristics define the signal, network, or control role that must be matched during replacement.
The ABB SPNPM22 requires compatible ABB rack, backplane, termination, wiring, and configuration resources. Verify the complete model, field signal requirements, and lifecycle path before installation.