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Rosemount™ 3051SAL Level Transmitter
Make reliable pressure measurements in extreme conditions with the Rosemount 3051SAL Level Transmitter, a best-in-class solution that offers enhanced capabilities for pressurized and vented tank level measurements.
This transmitter is safety certified and engineered with advanced diagnostics for increased insight. Designed to allow direct mounting, remote mounting, balanced systems and Tuned-System™ assemblies, this device can meet a variety of demands and process requirements for level applications.
Rosemount™ 3051SAL Level Transmitter


Max. Operating Pressure
Up to 10,000psi (689.48 bar)
Process Temperature Range
Based on fill fluid - Maximum 770°F (410°C), Minimum -157°F (-105°C)
Communication Protocol
4-20 mA HART®, WirelessHART®, FOUNDATION™ Fieldbus
Seal System Type
Direct Mount, Remote Mount, Tuned-System, Balanced System
Transmitter Connection
Welded-Repairable, All Welded
Process Connection
�Threaded: NPT, DIN, ISO
Process Wetted Material
316L SST, Alloy C-276, Alloy 400, Tantalum, Gold-plated Alloy 400, Gold-plated 316L SST, see full specs for complete list of materials
Basic Diagnostics, Loop Integrity, Process Intelligence, Plugged Impulse Line
SIL 2/3 certified to IEC 61508 by an independent 3rd party, NACE®, 3A, hazardous location, see full specs for complete list of certifications


  • Allows for direct mounting, remote mounting and balanced and tuned-systems to meet various application requirements
  • Tuned-Systems can reduce temperature effects by 10-20% and improve response time by 80% vs. traditional installations
  • Offers a variety of process connections including flanged, threaded and hygienic seals for application flexibility
  • Welded-repairable construction allows the seal system to be repaired and all welded design provides a robust connection for challenging applications
  • Scaled variable allows transmitter to output level units
  • Remote display offers direct mount process connections with access to transmitter interface at grade
  • SIL 2/3 certified to IEC 61508 (via 3rd party) and prior-use certificate of FMEDA data for safety installations
  • Advanced diagnostics offer diagnostic coverage to detect electrical loop issues and abnormal process conditions