Endress+Hauser Absolute and gauge pressure Cerabar PMP51

Digital pressure transmitter with welded metal sensor for measurement in gases, stea or liquids

The Cerabar PMP51 is a digital pressure transmitter with a metal membrane, typically used in process and hygienic applications for pressure, level, volume, or mass measurement in liquids or gases. Designed for high pressure applications up to 400 bar, the PMP51 features a Quick Setup with adjustable measuring range, allowing simple commissioning, cost reduction, and time savings. The Cerabar PMP51 is SIL2 certified according to IEC 61508 and IEC 61511.

Category: E+H

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Description

Digital pressure transmitter with welded metal sensor for measurement in gases, stea or liquids

Specifications

Characteristic	Smart and reliable pressure transmitter, with piezoresistive measuring cell and metal welded process isolating diaphragm
Supply voltage	4…20mA HART 11,5…45V DC (Non Ex): Ex ia: 11,5…30V DC PROFIBUS PA: 9…32 V DC (Non Ex) FOUNDATION Fieldbus: 9…32 V DC (Non Ex)
Reference Accuracy	Standard 0.1% Platinum 0.075%
Long term stability	0.1% of URL/year 0.2% of URL/ 5 years 0.25% of URL/ 10 years
Process temperature	-40°C…+130°C (-40°F…+266°F +150°C for 1h (+302°F for 1h)
Ambient temperature	-40°C…+85°C (-40°F…+185°F)
Measuring cell	400mbar…400bar (5.8 psi…6000psi) relative/ absolute
Smallest calibratable span	20 mbar (0.3 psi)
Vacuum resistance	10 mbar (0.15 psi)
Max. Turn down	20:1
Max. overpressure limit	600bar (9000psi)
Process connection	Thread: G1/2…G2, MNPT1/2…MNPT2 Flange: DN25…DN80, ASME 1 1/2″…4″
Process connection hygienic	Tri-Clamp DIN11851 NEUMO Varivent N SMS DRD
Material process membrane	316L, AlloyC, Rhodium>Gold
Material gasket	None, measuring cell welded
Fill fluid	Silicone oil, Inert oil
Material housing	316L, Die-cast aluminum
Communication	4…20 mA 4…20 mA HART PROFIBUS PA FOUNDATION Fieldbus IO-Link
Certificates / Approvals	ATEX, CSA, IECEx, JPN Ex, INMETRO, NEPSI, UK Ex
Safety approvals	SIL
Design approvals	EN10204-3.1 NACE MR0175
Hygienic approvals	3A, EHEDG CoC ASME-BPE
Marine approvals	GL/ ABS/ LR/ BV/ DNV
Drinking water approvals	NSF
Successor	PMP51B
Specialities	Available with mounted manifolds: always fit, always tested for leaks

Specs at a glance

Pressure measuring range	1 bar…400 bar (15 psi…6000 psi)
Process pressure / max. overpressure limit	600 bar (9000 psi)
Accuracy	Standard 0.1% Platinum 0.075%
Main wetted parts	316L
Process temperature	-40°C…130°C (-40°F…266°F)
Max. measurement distance	4000 m (13.123 ft) H2O
Material process membrane	316L, AlloyC, Rhodium>Gold
Measuring cell	400mbar…400bar (5.8 psi…6000psi) relative/ absolute
Field of application	The Cerabar PMP51 digital pressure transmitter with metal membrane is typically used in process and hygiene applications for pressure, level, volume or mass measurement in liquids or gases. PMP51 is designed for high pressure applications up to 400bar. Quick Setup with adjustable measuring range allows simple commissioning, reduces costs and saves time. SIL2 according to IEC 61508 and IEC 61511.
Single chamber aluminum or stainless steel (316L) housing.
Process connections	Threads, flanges or hygienic connections
Temperature	-40 to +130°C (-40 to +266°F), 150°C (302°F) for 1h
Measuring range	-1/0 up to +400bar (-15/0 up to +6,000psi)
Accuracy	±0.1%, “Platinum” ±0.075%
International explosion protection certificates	SIL, hygienic approvals, marine approvals
Benefits	Accurate measurement of the process value even in the case of changing process temperature Process safety assured with small flush mounted process connections in hygienic applications For process pressure monitoring up to SIL2, certified to IEC 61508 and IEC 61511 Modular concept for easy replacement of display or electronics Easy menu-guided commissioning via on-site display, 4 to 20mA with HART, PROFIBUS PA, FOUNDATION Fieldbus Seamless and independent system integration (HART/PA/FF)