E+H's digital metal diaphragm pressure transmitters are designed for gauge and absolute pressure measurement of gases, steam, and liquids, combining high pressure capability, high accuracy, and functional safety. They are widely used in process industries and hygienic applications.

Measurement Principle:

Piezoresistive principle with metal measuring diaphragm

Application:

Gauge pressure, absolute pressure, liquid level

Measuring Range:

400 mbar... 400 bar

Reference measurement accuracy:

Standard: +0.1%; Platinum: +0.075%

Explosion protection certification:

Non-explosion-proof, intrinsically safe, explosion-proof

OPL overpressure limit:

600 bar

Process temperature:

-40...+130°C; not exceeding +400°C within 1 hour

Ambient temperature:

-40... +85°C

Supply voltage 4... 20 mAHART :

Non-explosion-proof: 11.5... 45 VDC; Ben An: 11.5... 30VDC

PROFIBUS PA/FF, non-explosion-proof:

9... 32VDC

Output:

• 4... 20 mA.
• 4... 20 mA HART.
• PROFIBUS PA.
• FF
• 4... 20 mA IO-Link

Process Connection:

Threaded, Flanged, Sanitary Fittings

Calibration:

5-point / 10-point

Other Certifications:

3.1/NACE Material Certificate SIL; Drinking water certification; shipbuilding certification; sanitary certification

Housing:

Optional split-type housing

• High Precision and Temperature Stability: Metal diaphragm combined with temperature compensation ensures accurate measurement even under temperature fluctuations—Endress+Hauser.
• Functional Safety Certification: SIL2 certified, ensuring reliable safety loops and reduced risk—Endress+Hauser.
• Modular Design: Display and electronic modules can be replaced individually, minimizing maintenance costs and downtime.
• Quick Commissioning: Quick Setup enables one-touch range configuration with menu-guided operation, ready to use right out of the box—Endress+Hauser.
• Multi-Certification Compatibility: Globally certified for explosion protection (Ex ia/ib), hygienic applications (3-A, EHEDG), and marine classification (DNV)—Endress+Hauser.
• High-Pressure Adaptability: Up to 400 bar measurement range, meeting demanding high-pressure requirements.

• Process Industry: Pressure, level, volume, and mass measurement for high-pressure applications (up to 400 bar) in chemical, oil & gas, power, and metallurgy industries.
• Hygienic Industry: Sterile/clean conditions in food, and consumer goods, compatible with compact flush-mounted diaphragm connections from Endress+Hauser.
• Functional Safety: Complies with SIL2 (IEC 61508/IEC 61511), suitable for safety-related pressure monitoring by Endress+Hauser.

The PMP51 is a high-voltage, high-precision, and highly safe intelligent pressure transmitter. With its modular design and multi-certification compatibility, it meets the requirements of both industrial and hygienic applications, making it a reliable choice for process pressure measurement.