Endress+Hauser PMP51-30PN90 | Cerabar S Pressure Transmitter 4-20mA HART

Endress+Hauser PMP51-30PN90 | Cerabar S Pressure Transmitter 4-20mA HART

Endress+Hauser PMP51-30PN90 digital pressure transmitter. Cerabar S PMP51 series, 4-20mA HART, 0.1% accuracy, metal sensor, 316L wetted parts, -40 to 85°C.

Product Overview

The Endress+Hauser PMP51-30PN90​ is a digital gauge pressure transmitter​ from the Cerabar S PMP51 series. It features a piezoresistive silicon sensor with welded metal diaphragm​ for high-pressure measurement of liquids and gases. This specific model (30PN90) is configured with a 4-20mA HART output, aluminum housing, and is designed for demanding process applications in chemical, oil & gas, and industrial environments requiring high accuracy and robustness.

Technical Specifications (Measurement & Electrical)

Technical Specifications (Mechanical & Process)

Key Features

• Metal Sensor Durability:​ The welded metal (316L) isolating diaphragm​ provides high resistance to overpressure, corrosion, and aggressive media, ensuring long-term stability.

• High Turndown & Flexibility:​ 20:1 turndown ratio​ allows for significant adjustment of the measuring range in the field without sacrificing the high 0.1% accuracy.

• Integrated Diagnostics:​ Features comprehensive self-monitoring and HistoROM​ data storage for simplified maintenance and commissioning traceability.

• SIL Compliance:​ Designed to meet IEC 61508​ standards for SIL 2​ applications, making it suitable for safety instrumented systems.

Applications

• Process Pressure Monitoring:​ Continuous pressure measurement in pipelines, vessels, and reactors in chemical and petrochemical plants.

• Hydrostatic Level Measurement:​ Level calculation in open or closed tanks using the hydrostatic pressure method.

• High-Pressure Applications:​ Suitable for hydraulic systems, compressor discharge, and pump monitoring up to 400 bar.