EZ-Zone RM can be used as a PID temperature/process controller, an over/under limit controller or these functions can be combined into an integrated controller. Other control functions can be integrated, such as high amperage power controller output. It can be configured with one to 16 modules controlling one to 64 loops, is single-loop scalable, and offers current monitoring for the entire system, onboard data logging, sensor backup capability and Tru-Tune+ adaptive control.