The Rosemount 4051S Pressure Transmitter offers innovative features that can help you revolutionize your operations. With an industry-leading 20 year warranty and 20 year stability, the Rosemount 4051S Pressure Transmitter is built to withstand tough processes and harsh environments. Bluetooth® connectivity lets you simplify configuration and maintenance while increasing personnel safety by helping to avoid hazardous locations. The built-in advanced diagnostics give you more insights and help keep you informed before operations are impacted. Two integral relay pressure switches provide enhanced asset protection and help prevent overpressure conditions. You can also configure your Rosemount 4051S Pressure Transmitter for pressure, flow or level.