Cool JazzJazz PLC includes on-board I/O and a full-function operator panel with numeric keypad. It offers programming capabilities such as 24 K (virtual) of Ladder programming software, math, store/load, compare, clock, and vector operations functions. It supports interrupt, loops and immediate read/write to I/O. HMI screens display conditional messages or variable data (time, date, bit status, timer and integer values). The alpha-numeric keypad can be used for data entry via the operator panel, and the LCD display supports more than 15 language fonts.