Brand new in stock Rosemount 3051L level transmitter (compact and lightweight, high precision)
The Rosemount 3051L level transmitter is a specialized transmitter for measuring liquid levels within the Rosemount 3051 series. It features field-validated reliability and is a fully integrated level solution. This transmitter is safety certified and can be installed directly or used in conjunction with Tuned-System™ components. Compared to traditional devices, it offers optimized performance, reducing temperature effects by 10-20%, and shortening response time by over 80%. The loop diagnostics function allows the device to monitor the integrity of the electrical circuit, and on-site commissioning can be performed through the Local Operator Interface (LOI).
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Pressure transmitter
3051 Pressure Transmitter
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Detailed introduction

The Rosemount 3051L is a high-performance level transmitter engineered for precise, reliable level measurement in a wide range of industrial applications. Leveraging advanced pressure sensing and the innovative Tuned-System™ assembly, it delivers exceptional accuracy, fast response, and robust diagnostics—making it ideal for demanding process environments.
1. Product Specifications
| Parameter | Description |
|---|---|
| Measurement Type | Level (based on differential or gauge pressure) |
| Range | Configurable; up to 200 inH₂O (varies by model and fill fluid) |
| Reference Accuracy | ±0.04% of span (down to ±0.025% with advanced features) |
| Stability | ±0.2% of URL for 10 years |
| Response Time | ≤0.2 seconds (with Tuned-System™ assembly) |
| Process Temperature Range | -40 to 302 °F (-40 to 150 °C) depending on fill fluid and seal configuration |
| Output Signal | 4–20 mA HART®, optional WirelessHART® or FOUNDATION Fieldbus |
| Power Supply | 11.9–42.4 VDC (depends on output protocol) |
| Mounting Options | Direct, remote seal (flanged or threaded), or Tuned-System™ level assembly |
| Approvals | SIL 2/3, Explosion-proof, Intrinsically Safe, NACE compliant |
| Display | Optional local LCD, graphical interface with push-button configuration |
| Connectivity | Bluetooth® via AMS Trex™ Device Communicator (optional) |
2. Product Features
Here are the key features of the Rosemount 3051L Level Transmitter that make it a go-to choice for precision level measurement in tanks and vessels:
Tuned-System™ Assembly Improves response time by up to 80% and reduces temperature effects by 10–20%—ideal for dynamic process changes.
Multivariable Capability Measures level, pressure, and process temperature simultaneously using a single transmitter, reducing complexity and cost.
Smart Diagnostics Detects issues like plugged impulse lines, corrosion, or power instability before they impact performance.
SIL 2/3 Safety Certification Compliant with IEC 61508 for use in safety instrumented systems, reinforcing operational integrity.
WirelessHART® Communication Enables easy deployment in hard-to-reach or hazardous areas, with maintenance-free operation for up to 10 years.
NACE and Hazardous Location Approvals Ensures reliability in corrosive or hazardous environments, including offshore or chemical processing applications.
Configurable Display & Bluetooth® Connectivity Optional LCD with graphical readout plus wireless configuration via mobile devices using Bluetooth.
Rosemount 3051L Level Transmitter – Frequently Asked Questions
1. What is the Rosemount 3051L used for?
It’s designed for accurate level measurement in tanks and vessels using differential or gauge pressure. It’s especially effective in applications requiring remote seals or direct mounting.
2. What makes the Tuned-System™ assembly special?
It reduces temperature effects by 10–20% and improves response time by over 80% compared to traditional installations—ideal for dynamic processes.
3. Can it be used in safety-critical applications?
Yes, it’s SIL 2/3 certified to IEC 61508 by a third party, making it suitable for safety instrumented systems.
4. What communication protocols are supported?
It supports 4–20 mA HART®, WirelessHART®, FOUNDATION™ Fieldbus, and PROFIBUS® PA, offering flexibility for integration.
5. Is it suitable for harsh environments?
Absolutely. It’s NACE® compliant and approved for hazardous locations, with wetted materials like 316L SST, Alloy C-276, and Tantalum.
6. How long does the wireless power module last?
Up to 10 years, and it’s field-replaceable without removing the transmitter.
7. Can I configure it without opening the housing?
Yes! With Bluetooth® connectivity and a graphical display, you can configure and monitor it wirelessly using tools like AMS Trex™.
8. What’s the maximum process temperature it can handle?
Depending on the fill fluid, it can handle up to 401°F (205°C).
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