On Mitsubishi, some of their units have a PAC725 cable attachment and the Or/Y off that bundle will have 12v when the unit is on. We used this on dumb 14k units and on VRF. The cable attaches at the FCU. We use this to close a relay and turn on supply fans. You can use that signal for a lot.
On Mitsubishi, some of their units have a PAC725 cable attachment and the Or/Y off that bundle will have 12v when the unit is on. We used this on dumb 14k units and on VRF. The cable attaches at the FCU. We use this to close a relay and turn on supply fans. You can use that signal for a lot.