Endress+hauser Deltabar PMD50 differential pressure transmitter
- Metal membrane, differential pressure
- Accuracy: up to 0.055%
- Long-term stability: 0.1%/year
- Software wizard, easy commissioning
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Description
Endress+Hauser PMD50: Precision Differential Pressure
The Endress+Hauser Deltabar PMD50 is a sophisticated differential pressure transmitter, engineered with a robust metal membrane for accurate measurement of both liquids and gases. This instrument is expertly optimized for standard industrial applications, offering not only precise readings but also intuitive operating functions that simplify commissioning and daily use. Its design focuses on delivering high performance in essential tasks, ensuring reliable data for process control. The PMD50 stands as a testament to Endress+Hauser’s commitment to providing reliable and user-friendly solutions for core measurement needs across various industries. This device integrates seamlessly into existing systems, providing critical data with exceptional clarity and consistency, enhancing operational efficiency and safety in numerous settings.
Dedicated to Standard: Robust Measurement Applications
The Endress+Hauser Deltabar PMD50 is specifically designed for dedicated use in standard applications where the measurement of differential pressure in liquids and gases is paramount. It serves as a reliable workhorse for a wide array of industrial processes, including monitoring filtration systems, controlling flow rates, and maintaining desired levels in tanks. Its metal membrane ensures durability and longevity, even in challenging industrial environments. The PMD50’s capabilities extend to applications such as monitoring compressor performance by measuring pressure drops, ensuring optimal fluid dynamics in pipelines, and providing critical data for energy management systems. Its intuitive operating functions make it particularly suitable for facilities seeking straightforward, high-accuracy pressure measurement without complex configurations.
Superior Accuracy: Precision in Every Reading
The Endress+Hauser Deltabar PMD50 delivers exceptional accuracy, reaching up to an impressive +/-0.055%, which positions it as a top-tier instrument for demanding measurement tasks. This high level of precision ensures that critical process variables are monitored with utmost reliability, leading to enhanced process control and optimized operational efficiency. Such accuracy is crucial in applications where even slight deviations can have significant impacts on product quality, safety, or resource consumption. Whether measuring liquids or gases, the PMD50’s ability to provide consistently accurate data minimizes errors, reduces waste, and supports informed decision-making, ultimately contributing to substantial cost savings and improved process outcomes over its long operational life.
Streamlined Operations: Fast, Easy Commissioning
One of the significant advantages of the Endress+Hauser Deltabar PMD50 lies in its user-centric design, which incorporates a software wizard that enables fast and easy commissioning. This intuitive tool guides users through the setup process, drastically reducing the time and effort typically associated with instrument installation and configuration. Such streamlined operations are invaluable in busy industrial settings, where efficiency is key. Furthermore, the PMD50 offers flexible write protection via both hardware and a software wizard, safeguarding critical settings from unauthorized changes. This combination of ease of use and robust security ensures reliable operation while minimizing potential for human error during setup and ongoing management, making it an incredibly practical choice.
Enhanced Safety: IEC 61508 Compliance
Safety is a non-negotiable priority in industrial environments, and the Endress+Hauser Deltabar PMD50 is developed in strict accordance with IEC 61508 standards, signifying its suitability for safety-instrumented systems. This compliance demonstrates a commitment to ensuring the highest levels of operational safety and reliability, providing peace of mind for users in critical applications. The instrument also features pre-assembled manifolds, which are rigorously pressure and leakage-tested before delivery. This meticulous attention to detail not only ensures immediate functional integrity upon installation but also significantly speeds up the installation process, reducing potential risks associated with on-site assembly and testing, thereby enhancing overall plant safety and operational efficiency from day one.
Long-Term Stability: Consistent, Reliable Performance
The Endress+Hauser Deltabar PMD50 boasts impressive long-term stability, a critical factor for maintaining consistent and reliable performance over extended periods. With a stability rating of 0.1% of URL per year, 0.2% over 5 years, and 0.25% over 10 years, this transmitter minimizes measurement drift, reducing the need for frequent recalibrations. This remarkable stability ensures that the instrument continues to deliver accurate readings year after year, which is invaluable for processes requiring continuous, uninterrupted monitoring. It translates directly into lower maintenance costs, reduced operational downtime, and increased confidence in the data being gathered, allowing operators to focus on process optimization rather than constant instrument adjustment, ensuring enduring precision.
Specifications
-
Measuring principle
Differential pressure
-
Characteristic
Transmitter with metal membrane
for differential pressure
monitoring in liquids or gases.
Intuitive and clear wizard for
commissioning. -
Supply voltage
Ex d, Ex e, non-Ex:
10.5…35V DC
Ex i: 10.5…30V DC -
Reference Accuracy
Standard:
up to 0.065 %
Platinum:
up to 0.055 % -
Long term stability
0.1 % of URL/ year
0.2 % of URL/ 5 years
0.25 % of URL/ 10 years -
Process temperature
-40°C…+110°C
(-40°F…+230°F) -
Ambient temperature
-40°C…+85°C
(-40°F…+185°F) -
Measuring cell
100 mbar…40 bar
(1.45 psi…580 psi) -
Smallest calibratable span
0.3 mbar (0.0043 psi)
-
Vacuum resistance
25 mbar (0.0375 psi)
-
Max. Turn down
20:1
-
Max. overpressure limit
375 bar (5625 psi)
-
Process connection
NPT1/4-18
-
Material process membrane
316L, AlloyC, Gold
-
Material gasket
PTFE, FKM, EPDM, FFKM
-
Fill fluid
Silicone oil,
Inert oil -
Material housing
Aluminum, 316L
-
Communication
4…20 mA HART
-
Certificates / Approvals
ATEX, FM, IECEx, JPN Ex,
INMETRO, NEPSI -
Safety approvals
SIL
-
Design approvals
EN10204-3.1,
NACE MR0103,
NACE MR0175 -
Specialities
Zero/Span buttons,
Testclamp,
RFID TAG for easy identification






