Maple Systems Alphanumeric OITs (Operator Interface Terminal)  are powerful, affordable operator interface terminals. Our units offer best-in-class features including 2 and 4-line LCD and VFD displays,16 and 24-key keypads, unique user-definable keypads, and slide-in legends. With the ability to communicate with more than 100 brands of PLCs, motion controllers, temperature controllers, and embedded microcontrollers, you can easily create the perfect operator interface terminal for your application.

Link: