Brand: Rosemount

Rosemount 3051SAL Liquid Level Transmitter

Name: Rosemount 3051SAL Liquid Level Transmitter – Manual & Quote
Brand: Rosemount

Description

Overview

Rosemount 3051SAL is a SIL2/3-capable liquid level transmitter from the trusted Rosemount 3051 series, engineered to deliver pressure-to-level conversion with industry-leading accuracy for safety-critical tank and vessel monitoring. Built for the oil and gas, chemical, water treatment, and power generation industries, the 3051SAL maintains accurate level readings even under extreme temperature, pressure, or corrosive process conditions.

As an experienced supply partner for Rosemount, Seven Star LLC proudly supplies the 3051SAL liquid level transmitter and the wider Rosemount 3051 series to industrial operators across Oman and the GCC. Every unit is matched to Rosemount part numbers, giving customers genuine factory calibration and technical enquiry support for safety instrumented systems.

Measurement Principle

The 3051SAL supports both differential and gauge pressure configurations, converting the hydrostatic pressure exerted by a liquid column into an accurate level measurement using patented Coplanar™ sensor technology. Advanced onboard diagnostics continuously monitor sensor health, allowing the transmitter to flag developing measurement issues before they compromise the accuracy of a safety-critical level reading.

Because the transmitter is SIL3-capable and certified for use in safety instrumented systems (SIS), its measurement reliability is validated to a level of rigor beyond standard process instrumentation — a critical requirement in high-risk operations where an inaccurate or failed level reading could trigger an unsafe process condition rather than merely an inconvenient one.

Engineering Design of the Rosemount 3051SAL

The Rosemount 3051SAL offers output options including 4-20mA with HART® and FOUNDATION™ Fieldbus, providing seamless communication with control systems and simplifying calibration and diagnostics from the control room. Its Local Operator Interface (LOI) allows quick setup and configuration directly at the transmitter without external configuration tools, while an intuitive, menu-driven display supports local monitoring in the field.

For harsh operating conditions, the transmitter is available with explosion-proof, flameproof, and ingress-protected housings, and WirelessHART® communication options allow deployment in remote or hard-to-wire tank and vessel locations, reducing installation costs while extending level monitoring coverage across a facility.

Key Features

The 3051SAL delivers the safety-certified accuracy that critical level monitoring applications demand.

The transmitter meets SIL2/3 standards, supporting deployment in safety instrumented systems (SIS).
Patented Coplanar™ technology and multiple process connections allow compact, cost-effective installation.
Output options including 4-20mA HART® and FOUNDATION™ Fieldbus support seamless control system integration.
WirelessHART® connectivity enables deployment in remote or hard-to-wire tank locations.
Explosion-proof, flameproof, and ingress-protected housing options suit harsh and hazardous operating environments.
Local Operator Interface (LOI) allows quick configuration without external tools.
Advanced diagnostics continuously monitor sensor health to preserve measurement reliability.
Support for both differential and gauge pressure configurations offers flexible tank and vessel integration.

Industrial Applications

Across Oman’s oil and gas, chemical processing, water treatment, and power generation sectors, the 3051SAL provides safety-critical liquid level monitoring on tanks and vessels where an inaccurate or delayed reading carries significant operational and safety risk. Facilities in the Sohar and Salalah economic zones, along with refineries and processing plants across the Sultanate, rely on this transmitter for SIL-rated level monitoring in their safety instrumented systems.

Backed by manufacturer datasheet documentation, Seven Star LLC distributes the 3051SAL and the wider Rosemount 3051 series to EPC contractors, process control engineers, and safety instrumented system integrators throughout Oman and the GCC, supporting both new plant construction and the replacement of aging level transmitters on operating facilities.

Technical Specifications

The table below summarizes the key specifications of the Rosemount 3051SAL Liquid Level Transmitter.

Parameter	Specification
Model	3051SAL
Safety Rating	SIL2/3 capable
Sensor Technology	Coplanar™ differential/gauge pressure
Output	4-20mA HART®, FOUNDATION™ Fieldbus, WirelessHART®
Housing Options	Explosion-proof, flameproof, ingress-protected
Typical Application	Safety-critical tank and vessel level monitoring

Why Choose Seven Star LLC for the Rosemount 3051SAL

A safety instrumented system integrates transmitters into a defined logic architecture, so before confirming an order for the 3051SAL, Seven Star LLC works with your instrumentation team to verify which output protocol your safety controller expects, whether that is 4-20mA HART, FOUNDATION Fieldbus, or WirelessHART, since selecting the wrong communication option can mean a costly delay while the correct variant is sourced and reconfigured into your SIS logic. We also help confirm the housing rating your installation actually requires, explosion-proof, flameproof, or simply ingress-protected, against your site’s hazardous area classification rather than defaulting to the most expensive option by assumption.

For operators managing multiple tanks or vessels under one safety instrumented system, we help plan transmitter replacement and spares coverage around scheduled shutdown windows, confirming SIL rating requirements and process connection compatibility before recommending a unit. Where an existing level transmitter is being replaced on an operating facility, we recommend verifying the current loop’s calibration range and diagnostic configuration first, since matching these details closely reduces requalification effort for the safety system after installation.

Also available: Rosemount 8800D Vortex Flowmeter

Request a Quote for Rosemount 3051SAL Liquid Level Transmitter

Seven Star LLC invites process safety engineers and procurement teams across Oman and the GCC to submit a formal RFQ for the Rosemount 3051SAL Liquid Level Transmitter and the wider Rosemount 3051 series. We provide full technical datasheets on request, and our instrumentation division is available to confirm SIL rating and communication protocol compatibility for your specific safety instrumented system. Working closely with plant engineers in the region, Seven Star LLC supplies factory-calibrated transmitters on request, with manufacturer documentation and technical support for model selection.

Other Models in the Rosemount 3051 Pressure Transmitters Range

Seven Star LLC supplies models from the Rosemount 3051 Pressure Transmitters range in Oman and the GCC. Compare the related models below and request a quote for the one that matches your application.

Model	Category
Rosemount 3051 Pressure Transmitter	Pressure Transmitters	View details
Rosemount 3051 Coplanar Pressure Transmitter	Pressure Transmitters	View details
Rosemount 3051S Series of Instrumentation	Pressure Transmitters	View details
Rosemount 3051S Coplanar Pressure Transmitter	Pressure Transmitters	View details
Rosemount 3051SAL Liquid Level Transmitter	Hydrostatic & DP Level Transmitters	You are viewing this model

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About brand

Rosemount is Emerson's brand for pressure, temperature, level and flow measurement, best known for the 3051 pressure transmitter. Frank Werner, Robert Keppel and Vernon Heath founded it in Minnesota in 1956 as Rosemount Engineering Company, first making temperature sensors for aerospace. It moved into the process industries, took the name Rosemount Inc. in 1966, and has been part of Emerson since 1976.

Seven Star LLC is an independent supplier in Muscat. We list Rosemount transmitters, level instruments, flowmeters and analytical sensors, and supply them and their spares to oil and gas, power, water and process plants in Oman and the GCC by model code.

Rosemount company profile

Established	1956, Minnesota, USA, as Rosemount Engineering Company
Founders	Frank D. Werner, Robert E. Keppel and Vernon H. Heath
Ownership	Acquired by Emerson in 1976; now an Emerson brand
Product families	Pressure, DP flow and level transmitters, temperature sensors and transmitters, radar and guided wave radar level, vibrating fork switches, tank gauging, magnetic, vortex and ultrasonic flowmeters, liquid analysis sensors and wireless instruments

Milestones

1956: Robert Keppel, Vernon Heath and Frank Werner incorporate Rosemount Engineering Company in Minnesota; early work is aerospace sensors.
1969: The Rosemount 1151 analog pressure transmitter is introduced.
1976: Emerson acquires Rosemount.
1989: The Rosemount 3051 pressure transmitter, built on digital technology, is launched.
2001: The 3051S generation follows.

Rosemount products we list

Family	Models	Typical use
Pressure transmitters	3051, 3051C coplanar, 3051T in-line, 3051S, 3051S series, 3051SMV multivariable, 2051, 2088, 1199 diaphragm seals	Pressure, differential pressure and remote seal measurement
DP flow and DP level	3051CF flowmeter, 3051L, 3051SAL	Flow through primary elements, and level in pressurised vessels
Temperature	644, 248, 3144P, 848T, 648 wireless, 214C RTD sensor, 2240S multi-input	Process temperature, high-density multipoint and tank temperature
Radar and level	5408, 5400, 5300 GWR, 3300 GWR, 3308A wireless, 5900S, 5900C tank gauges	Level in tanks, separators and custody transfer tank gauging
Level switches	2120, 2140, 2160 wireless, 702 discrete transmitter	High and low level alarms, overfill protection and pump protection
Flowmeters	8700 magnetic, 8800D vortex, SeniorSonic 3414, 3415/3416, 3417, JuniorSonic 3411/3412, 3814 liquid	Water, steam and gas flow, and fiscal gas and liquid metering
Liquid analysis	396P TUpH, 396PVP, 499ACL chlorine sensor	pH, ORP and free chlorine in water and process streams

Many Rosemount transmitters share one platform, so the model code tells you what you have. On a 3051, the letter after the number sets the type: C for coplanar (differential or gauge), T for in-line, L for liquid level and CF for a complete flowmeter. The next characters set the measurement type, the range code, the output (4-20 mA HART, FOUNDATION Fieldbus or WirelessHART) and the wetted materials. A transmitter with the wrong range code may work, but with poor accuracy at the point that matters.

Where Rosemount instruments are used

In Oman and the GCC, Rosemount instruments are used across upstream oil and gas, gas plants and LNG, refineries, tank farms and terminals, power and desalination stations, and water networks. Ultrasonic gas meters and tank gauges are used for fiscal and custody transfer measurement.

Ordering Rosemount instruments: what we need

Send the full model code from the nameplate (for example 3051CD2A22A1AM5B4) and the tag if it is a replacement. For a new instrument, send the measuring range, process connection, wetted materials, output protocol and hazardous area approval.

Facts checked against Emerson's Rosemount history and published company histories, October 2026.

Browse Rosemount products by category: Pressure Instrumentation, Temperature Instrumentation, Level Transmitter, Liquid Analysis Sensors, Flowmeters.

FAQ

Questions about the Rosemount 3051SAL Liquid Level Transmitter

Answers from our engineering team on installation, compatibility and integration.

01What safety rating does the 3051SAL carry?

It is SIL2/3 capable and certified for use in safety instrumented systems (SIS), making it suitable for high-risk applications where reliable, validated level measurement is a regulatory and operational requirement.

02How much downtime does installing this transmitter require?

Installation is typically brief thanks to the Coplanar design and multiple process connection options, with the Local Operator Interface allowing quick on-site configuration without external tools.

03Is the 3051SAL compatible with our existing control system?

Yes, it supports 4-20mA with HART, FOUNDATION Fieldbus, and WirelessHART communication, covering most standard process control system architectures. Seven Star LLC can confirm exact protocol compatibility.

04Can this transmitter be deployed in remote or hard-to-wire tank locations?

Yes, the 3051SAL is available with WirelessHART communication, allowing deployment in remote or hard-to-wire areas without the cost of running new signal cabling.

05Is Seven Star LLC an experienced supply partner for Rosemount products?

Yes, Seven Star LLC is an experienced supplier of Rosemount in Oman and the GCC, supplying genuine, factory-calibrated transmitters with technical enquiry support.