ABB CMA 52 GVT 360 5977 PCB ModuleDescription The ABB CMA 52 (model GVT 360 5977) is a robust PCB control module designed for industrial automation tasks. It integrates high density circuitry and supports versatile I O configurations, making it ideal for power, metallurgy, and paper manufacturing systems. Specifications Model Identifier: GVT 360 5977 Analog Inputs: 8 channels (010V 420mA) Digital Inputs: 12 channels (dry contact PNP NPN configurable) Relay Outputs: 4 channels (250V AC