The Cerabar PMP55 digital pressure transmitter with metal diaphragm seal is typically used in process and hygiene applications for pressure, level, volume or mass measurement in liquids. Suitable for high pressure as well as extreme process temperature applications from -70 up to +400°C (-94 to 750°F). Quick Setup with adjustable measuring range allows simple commissioning, reduces costs and saves time. SIL2 according to IEC 61508 and IEC 61511.

Measurement and control instruments

Product features

Measuring Principle Absolute and gauge pressure
Characteristic Smart and reliable pressure transmitter, with piezoresistive measuring cell and metal welded process
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; 0,2% of URL/ 5 years; 0,25% of URL/ 10 years
Process temperature -70°C…400°C; (-94°F…752°F)
Ambient temperature -40°C...85°C; (-40°F...185°F)
Measuring cell 400mbar...400bar; (15psi...6000psi); relative/ absolute
Smallest calibratable span 20 mbar (2.9 psi) rel./ abs.
Vacuum resistance 50 mbar (7.25psi) abs.

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