Ecodan pump speed settings

In what it looks like the future iteration of FTC(FTC7??) it appears that there’s even a setting for a range of temperature difference. So is this setting that everyone has it off by default, the setting that allows the system to manage the flow to achieve a certain dT? As of now everyone says that this doesn’t happen with Ecodan.

https://library.mitsubishielectric.co.uk/pdf/book/Ecodan_EHPT20X-MEHEW_Service_Manual_OCH814A#page-102-103

https://library.mitsubishielectric.co.uk/pdf/book/Ecodan-R290-Packaged-Cylinder-Product-Information-Sheet#page-1-2

A touch screen controller

https://library.mitsubishielectric.co.uk/pdf/book/Ecodan_FTC7_PAC-IF08_1-3_B-E_Installation_Manual_DG79H200H01#page-34-35