Crouzet millenium 3 custom logic controller 24v dc non expandandable crouzet 88974031 this crouzet millenium 3 cb12 r logic controller has custom controls that have additional features such as adaptive control burner control systems light measurement direct connection of ntc resistors to the integrated analogue inputs arbitrary curves and ramps y f x enter the transfer function in excel these functions will enable many additional applications in engineering building technology