Digital pressure transmitter with oil-free ceramic sensor for measurement in gases or liquids
 
Measuring principle
Absolute and gauge pressure
Characteristic
Smart and reliable pressure transmitter with capacitive measuring cell and ceramic process isolating diaphragm Ceraphire)
Supply voltage

4...20 mA 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
0.2% of URL/ year0.4% of URL/ 5 years0.5% 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
100 mbar...40 bar(1.5 psi...600 psi)relative/ absolute
Smallest calibratable
span
10 mbar (0.15 psi)
Vacuum
resistance
0 mbar abs.
Max. Turn down
 
20:1
Max. overpressure limit   -  60 bar (900 psi)
 
Process connection - Thread:G1/2...G2, R1/2,                     MNPT1/2Flange:DN25...DN80,ASME 1"...4",JIS 10K
 
 
Process connection hygienic-Tri-Clamp
DIN11851
DIN11864-1
NEUMO
Varivent N
SMS
DRD
 
Material process -  membrane
Ceramic
 
Material gasket -
Viton, EPDM, NBR, Kalrez
 
Fill fluid -
None, dry measuring cell
 
Material housing - 
Die-cast aluminum,
AISI 316L
 
Communication - 
4...20 mA
4...20 mA HART
PROFIBUS PA
FOUNDATION Fieldbus
IO-Link
 
Certificates / Approvals - 
ATEX, FM, CSA, CSA C/US, IEC Ex, INMETRO, NEPSI, UK Ex
 
Safety approvals - 
SIL
 
Design approvals - 
EN10204-3.1
NACE MR0175
 
Hygienic approvals -
CoC ASME-BPE
3A, EHEDG
 
Marine approvals - 
GL/ ABS/ LR/ BV/ DNV
 
Drinking water approvals - 
NSF
 
Successor - 
PMC51B
 
 
Field of application : 
 
The Cerabar PMC51 digital pressure transmitter with capacitive, oil-free ceramic measuring cell is typically used in process and hygienic applications for pressure, level, volume or mass measurement in liquids and gases. It guarantees high degree of system safety thanks to vacuum-proof ceramic membrane with integrated breakage detection. Quick Setup with adjustable measuring range allows simple commissioning, reduces costs and saves time. SIL2 according to IEC 61508 / IEC 61511.
Single chamber aluminum or stainless steel (316L) housing.
Process connections: Threads, flanges or hygienic connections
Process temperature: -40 to +130°C (-40 to +266°F), 150°C (302°F) for 1h
Measuring ranges: -1/0 up to +40bar (-15/0 to +600psi)
Accuracy: ±0.1%, "Platinum" ±0.075%
International explosion protection certificates, SIL, hygienic approvals, marine approvals
 
Benefits :
 
Best fit for vacuum applications and applications with corrosive and abrasive media
Process safety through membrane breakage detection
Overload-resistant high purity ceramic sensor (99.9% Al2O3)
Condensation resistant also for hygienic applications
Easy menu-guided commissioning via local display, 4 to 20mA with HART, PROFIBUS PA, FOUNDATION Fieldbus
Process pressure up to SIL2, certified to IEC 61508 and IEC 61511
Available with mounted manifolds: always fit, always tested for leaks