This integration requires the Samsung AC system being equipped with the Samsung MIM-B13A, MIM-B13B or MIMB04A RS485 interface. This interface from Samsung offers the signals of Samsung AC system on an RS485 protocol. Each MIM interface is connected to a single outdoor unit, allowing access to all indoor units connected to it (up to 64 indoor units). Samsung AC’s system supports up to 16 outdoor units – all of them (and their respective indoor units) can be integrated with IntesisBox, allowing a maximum of 4 indoor units (SM-AC-KNX-4), 8 indoor units (SM-AC-KNX-8), 16 indoor units (SM-AC-KNX-16), 64 indoor units (SM-AC-KNX-64) or 128 indoor units (SM-ACKNX-128) to be integrated (one MIM per outdoor unit is required). MIM-B04A, MIM-B13A and MIM-B13B are supplied by Samsung. Contact your nearest Samsung AC Systems distributor for details.