compareVars :=
  {
    "chi.TSet",
    "chi.refCyc.sigBus.TEvaInMea",
    "chi.refCyc.sigBus.TEvaOutMea",
    "chi.refCyc.sigBus.TConInMea",
    "chi.refCyc.sigBus.TConOutMea",
    "chi.EER",
    "chi.on",
    "chi.PLR",
    "chi.P",
    "ref.y[1]",
    "chi.QEva_flow",
    "ref.y[3]"
  };
