3051CD Two-Wire Pressure Transmitter for Industrial Process Control and Automation
The 3051CD Two-Wire Pressure Transmitter delivers high-performance differential and gauge pressure measurement for demanding industrial environments. Engineered for precision and reliability, it features a compact, explosion-proof design with advanced diagnostics and a robust 4–20 mA output signal. Ideal for process control systems in chemical, oil & gas, and manufacturing sectors, the 3051CD ensures stable readings, simplified installation, and long-term durability—even in hazardous locations.
Whether you're optimizing plant efficiency or ensuring regulatory compliance, the 3051CD offers the accuracy and resilience trusted by professionals worldwide.
| Parameter |
3051CD |
3051TG |
3051DP |
3051GP |
3051L |
| Measurement Type |
Differential / Gauge |
Gauge |
Differential |
Gauge |
Level (Hydrostatic Pressure) |
| Output Signal |
4–20 mA (Two-Wire, HART) |
4–20 mA (Two-Wire, HART) |
4–20 mA (Two-Wire, HART) |
4–20 mA (Two-Wire, HART) |
4–20 mA (Two-Wire, HART) |
| Mounting Style |
Coplanar / Traditional |
In-line / Threaded |
Coplanar |
Coplanar / In-line |
Flanged / Remote Seal |
| Accuracy |
±0.04% of span |
±0.065% of span |
±0.04% of span |
±0.04% of span |
±0.075% of span |
| Pressure Range |
Up to 2000 psi (138 bar) |
Up to 6000 psi (414 bar) |
Up to 3000 psi (207 bar) |
Up to 6000 psi (414 bar) |
Varies by tank height |
| Key Features |
Compact, explosion-proof, high accuracy |
Rugged, high-pressure applications |
Versatile, supports remote seals |
General-purpose, wide fluid range |
Designed for tank/vessel level |
| Typical Applications |
Process control, automation systems |
Oil & gas, high-pressure pipelines |
Chemical, refining, flow monitoring |
Utilities, general process fluids |
Liquid level in storage tanks |
Key Product Features – 3051CD Two-Wire Pressure Transmitter
- High Accuracy Measurement Delivers up to ±0.04% of span for precise differential and gauge pressure readings.
- Two-Wire 4–20 mA Output with HART Protocol Ensures reliable signal transmission and remote configuration via industry-standard communication.
- Compact Coplanar Design Streamlined form factor for easy installation and integration into tight process environments.
- Explosion-Proof & Intrinsically Safe Certified for hazardous areas, meeting global safety standards (e.g., CE, ATEX, IECEx).
- Wide Pressure Range Supports applications from low-pressure monitoring to high-pressure process control (up to 2000 psi / 138 bar).
- Advanced Diagnostics Built-in health monitoring and alert functions for predictive maintenance and system reliability.
- Modular Mounting Options Compatible with traditional flanges, remote seals, and manifold assemblies for flexible deployment.
- Corrosion-Resistant Materials Engineered with stainless steel and alloy components for durability in harsh industrial conditions.
- Temperature-Stable Performance Maintains accuracy across wide operating temperature ranges, ideal for outdoor and process-critical environments.
- Global Application Versatility Trusted across industries including chemical, oil & gas, power generation, and water treatment.
Industry Applications – 3051CD Pressure Transmitter
- Chemical & Petrochemical Plants Accurate differential pressure monitoring for reactors, separators, and flow elements in corrosive and hazardous environments.
- Oil & Gas Production Used in upstream and midstream operations for wellhead pressure, pipeline flow, and separator control—especially in explosion-proof zones.
- Power Generation Supports boiler drum level, steam flow, and feedwater pressure measurement in both conventional and renewable energy facilities.
- Water & Wastewater Treatment Enables precise control of filtration systems, pump stations, and chemical dosing processes.
- Pharmaceutical & Biotech Ensures sterile and stable pressure monitoring in cleanroom environments, supporting GMP compliance and batch integrity.
- Food & Beverage Processing Monitors pressure in pasteurization, carbonation, and CIP systems, with hygienic mounting options available.
- Pulp & Paper Mills Controls pressure in digesters, bleaching towers, and steam systems for optimized production and safety.
- Industrial Automation & OEM Integration Ideal for modular deployment in skids, control panels, and smart factory systems requiring compact, high-accuracy sensors.
Frequently Asked Questions – 3051CD Pressure Transmitter
Q1: What type of pressure does the 3051CD measure?
A: The 3051CD measures both differential and gauge pressure, making it suitable for a wide range of industrial applications.
Q2: What is the output signal format?
A: It uses a 4–20 mA two-wire output with HART communication protocol for remote diagnostics and configuration.
Q3: Is the 3051CD suitable for hazardous environments?
A: Yes. It is explosion-proof and intrinsically safe, certified for use in hazardous areas (e.g., ATEX, IECEx, CE).
Q4: What mounting options are available?
A: The transmitter supports coplanar, traditional flange, and remote seal mounting styles for flexible installation.
Q5: What is the accuracy of the 3051CD?
A: It offers up to ±0.04% of span, ensuring high-precision measurement in critical process control systems.
Q6: What industries commonly use this transmitter?
A: It’s widely used in chemical, oil & gas, power generation, water treatment, and pharmaceutical sectors.
Q7: Can it be integrated into automated systems?
A: Absolutely. Its compact design and HART compatibility make it ideal for OEM integration and smart factory deployment.
Q8: What is the maximum pressure range?
A: The 3051CD supports ranges up to 2000 psi (138 bar), depending on configuration.
Q9: Does it support remote calibration or diagnostics?
A: Yes. Through HART, users can perform remote configuration, calibration, and health diagnostics.
Q10: Is it compatible with Rosemount manifolds and accessories?
A: Yes. The 3051CD is fully compatible with Rosemount manifolds, mounting brackets, and remote seals.
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