Monitor and manage your Victron Energy system. Login with your VRM account, and see all your sites in a list. Tap a site to see its system diagram, current system status and energy flow. Swipe left and right to go from site to site. Supported systems. Bmv. Multi or Quattro. BMV + Multi or Quattro. BMV + MPPT 150/70 + Multi or Quattro. IO Extender.