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

Measuring task	Product name
Continuous / Liquids	Deltabar S FMD77	Deltabar FMD72	Deltabar S FMD78	Deltabar S PMD75	Deltabar FMD71
Pressure	Deltabar S FMD77	Deltabar FMD72	Deltabar S FMD78	Deltabar S PMD75	Deltabar FMD71
Liquids	Deltabar S PMD75
Gas	Deltabar S PMD75
Steam	Deltabar S PMD75