 
                  Specs at a glance
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                              Accuracy0.3% 
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                              Process temperature-40…+100°C 
 (-40…+212°F)
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                              Pressure measuring range400 mbar…+400 bar 
 (6...+6000psi)
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                              Measuring cell+400 mbar…+400 bar 
 (+6 psi...+6000 psi)
Field of application
The Cerabar PMP21 is a price-attractive and very compact pressure transmitter. It features a piezo-resistive sensor and is able to measure absolute or gauge pressure from 400mbar up to 400bar. The PMP21 is designed to withstand the harsh conditions in the process industry with ingress protection grades up to IP 68 and high quality materials like 316L. It can be used in most areas as it offers various certifications like hazardous area or marine certificates.
Pressure transducer with piezo-resistive metal sensor to measure absolute or gauge pressure in gases or liquids.
- Process connections: Threads 
- Process temperature: -40 to +100°C (-40 to +212°F) 
- Process pressure: 400mbar to +400bar (6 to 6,000psi) 
- Accuracy: ±0.3% of span 
- International explosion protection certificates, marine approvals 
Benefits
- Easy and time-saving installation and set up within the plant due to very compact construction and customizable measuring ranges 
- High reference accuracy of 0.3% together with high long- term stability and repeatability ensures a high quality of process monitoring 
- Enhanced process availability is underpinned by the stringent use of 316L material and the possibility of a submersible version with IP68 ingress protection rating 
- The need for documentation and traceability as well as safety in the plant can be supported by PMP21 as it ensures the compliance to various hazardous area and marine certifications and features optional EN10204 3.1 material certificates 
Videos
Fundamental selection
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        Simple products 
- Easy to select, install and operate
Technical excellence
Simplicity
 
                              - 
        Standard products 
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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        Specialized products 
- Designed for demanding applications
Technical excellence
Simplicity
Variable
| FLEX selections | Technical excellence | Simplicity | 
|---|---|---|
| 
 Fundamental selection Meet your basic measurement needs | Technical excellence | Simplicity | 
| 
 Lean selection Handle your core processes easily | Technical excellence | Simplicity | 
| 
 Extended selection Optimize your processes with innovative technologies | Technical excellence | Simplicity | 
| 
 Xpert selection Master your most challenging applications | Technical excellence | Simplicity Variable | 
Predecessor
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                                                    Operating Instruction (BA)
 Cerabar PMC11, PMC21, PMP11, PMP21, PMP23English version - 04/2021 Process pressure measurement EN 01/04/202118/05/201831/03/201730/09/201630/06/2016Language: English Version: 01/04/2021 File size: 1.2 MB File name: BA01271PEN_0721.pdf 
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                                                            Technical Information (TI)
 TI Weld-in adapter, process adapter and flangesLevel, pressure and temperature measurement EN 06/12/202425/03/202415/09/202328/10/202130/07/2021Language: English Version: 06/12/2024 File size: 1.3 MB File name: TI00426FEN_2624.pdf 
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                                                            Technical Information (TI)
 TI Cerabar PMP21 IO-LinkProcess pressure measurement EN 31/07/2023Language: English Version: 31/07/2023 File size: 856.7 KB File name: TI01723PEN_0123-00.pdf 
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                                                            Technical Information (TI)
 TI Cerabar PMC11, PMC21, PMP11, PMP21Process pressure measurement EN 09/09/202501/04/202118/05/201831/03/201730/09/2016Language: English Version: 09/09/2025 File size: 1.1 MB File name: TI01133PEN_0825-00.pdf 
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                                                            Operating Instruction (BA)
 Cerabar PMC11, PMC21, PMP11, PMP21, PMP23Process pressure measurement EN 01/04/202118/05/201831/03/201730/09/201630/06/2016Language: English Version: 01/04/2021 File size: 1.2 MB File name: BA01271PEN_0721.pdf 
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                                                            Operating Instruction (BA)
 BA Cerabar PMP21 IO-LinkProcess pressure measurement EN 31/07/2023Language: English Version: 31/07/2023 File size: 983.5 KB File name: BA02298PEN_0123-00.pdf 
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                                                            Short Instruction (KA)
 KA Cerabar PMP21 IO-LinkProcess pressure measurement EN 01/05/2023Language: English Version: 01/05/2023 File size: 322.5 KB File name: KA01647PEN_0123-00.pdf 
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                                                            Short Instruction (KA)
 KA Cerabar PMP21Process pressure measurement EN 01/05/202311/04/2023Language: English Version: 01/05/2023 File size: 331.6 KB File name: KA01604PEN_0223-00.pdf 
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                                                            Short Instruction (KA)
 Cerabar PMC11, PMC21, PMP11, PMP21, PMP23Process pressure measurement EN 01/04/202118/05/201831/03/201730/09/201630/06/2016Language: English Version: 01/04/2021 File size: 768.5 KB File name: KA01164PEN_0721.pdf 
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                                                            Installation Instructions (EA)
 Sealing kit Installation InstructionCerabar EN 08/08/201623/07/201507/04/2015Language: English Version: 08/08/2016 File size: 205.3 KB File name: EA01128PA2_0316.pdf 
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                                                            Ex Safety Instruction (XA)
 Safety Instructions Cerabar PMC21, PMP21, PMP23CSA Control Drawing 
 4...20 mA (IS)
 Cl. I, Div. 1, Groups A, B, C, D;
 Cl. I, Zone 1, Ex ia IIC T4, AEx ia IIC T4EN 17/05/201704/04/2016Language: English Version: 17/05/2017 File size: 431.7 KB File name: XA01322PEN_0217.pdf 
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