The product information / comparison is always in the context of a concrete application.
Please select your relevant application:

Measuring task	Product name
Continuous / Liquids	Cerabar PMC11	Cerabar PMP11	Cerabar PMP21	Cerabar PMC21	Cerabar PMP23
Pressure	Cerabar PMC11	Cerabar PMP11	Cerabar PMP21	Cerabar PMC21	Cerabar PMP23