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Smart, Safe, and Built to Last

The Rosemount 4051S Pressure Transmitter is engineered for reliability in the toughest environments. With an industry-leading 20-year warranty and long-term stability, it’s designed to perform in demanding process conditions across Western Canada.

Featuring Bluetooth® connectivity, the 4051S enables remote configuration and maintenance, enhancing safety by reducing the need for personnel to enter hazardous areas. Its advanced diagnostics deliver real-time insights, helping you stay ahead of potential issues before they impact operations.

Two integral relay pressure switches provide added asset protection and help prevent overpressure events. Whether you need to measure pressure, flow, or level, the 4051S offers flexible configuration to suit your application.

Rosemount™ 4051S Pressure Transmitter

Specs

Accuracy
0.025% span accuracy
Warranty
20 year limited warranty
Rangedown
Up to 800:1
Communication Protocol
4-20 mA HART® protocol
Measurement Range
Up to 2000 psi (137,89 bar) differential
Diagnostics
Process Intelligence, Dedicated Plugged Impulse Line & Loop Integrity Diagnostic, Expanded Process Alerts, Basic Diagnostics
Process Wetted Material
316L Stainless Steel, Alloy C-276, Alloy 400, Tantalum, Gold-plated 316L Stainless Steel, Gold-plated Alloy 400
Certifications/Approvals
SIL 2/3 certified to IEC 61508 by an independent 3rd party, NSF, NACE®, hazardous location (See full specifications for complete list of certifications.)
Time Constant / Response
<50 ms

Features

  • Bluetooth® connectivity simplifies configuration and maintenance while enhancing personnel safety.
  • Graphical, backlit display is larger, easier to read, and available in seven languages.
  • All-welded hermetic stainless steel SuperModule™ platform resists overpressure and line pressure effects, ensuring 0.025% accuracy.
  • Industry-leading 20-year limited warranty and 20-year stability for long-term reliability.
  • Fast response times < less than 50 ms.
  • 800:1 rangedown reduces the number of unique models required in inventory.
  • Built-in proof testing reliably verifies instrument functionality, improving operational efficiency and safety.
  • Complete diagnostic coverage from process to control room.
  • Quick and easy device connection simplifies operator rounds.
  • Integral relay switches help eliminate failure, accuracy, and reliability issues common with standalone switches, and enable simple on/off control for applications without a PLC or DCS.
  • SIL 2/3 certified to IEC 61508 (via third-party) with prior-use FMEDA data available for safety installations.

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