The high-contrast, multicolor LC display for process value, setpoint, and operator guidance consists of two four-digit 7-segment displays, two single-digit 16-segment displays, a display of active setpoints, six switching position displays, and displays for unit, ramp function, and manual mode. Simple operation is facilitated via four keys. Units can be used as two-point, three-point, three-point stepping, or continuous controllers. Common features include four programmable setpoints, two parameter sets, a program function with eight sections or ramp function, a maximum of four limit comparators, two timer functions, two self-tuning methods, and fast convenient configuration with a setup program and program editor.