Yes, they can do that. I’ll send your request over to them this morning on their tech services chat.
This is most likely a dipswitch setting on our unit. There is a switch position that tells our unit whether to report the temp from the indoor unit return sensor or the NAV controller.
Here’s the product page with the install manual: https://www.intesis.com/products/ac-interfaces/bacnet-gateways/daikin-bacnet-vrv-dk-rc-bac-1?ordercode=INBACDAI001R000