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.

Measurement and control instruments

Product features

Measuring Principle Absolute and gauge pressure
Characteristic Smart and reliable pressure transmitter with capacitive measuring cell and ceramic process isolating
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)
Reference Accuracy Standard 0,15%; Platinum 0,075%
Long term stability < 0,1% of URL/ year; < 0,25% of URL/ 5 years; < 0,4% 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 100mbar...40bar; (1.5psi...600psi); relative/ absolute
Smallest calibratable span 10 mbar (1.45 psi)
Vacuum resistance 0 mbar abs.


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