Rosemount 3051CD4A22A1BB4K8M5 Differential & Absolute Pressure Transmitter Industrial Pressure Measurement Solution The Rosemount 3051CD4A22A1BB4K8M5 Differential & Absolute Pressure Transmitter is engineered for reliable pressure measurement in demanding industrial process environments. Combining advanced measurement technology with proven industrial design, this transmitter delivers dependable monitoring of pressure conditions to support informed process control decisions.