Mitsubishi GT27 Series Human-Machine Interface panels (HMI) provide a graphical interface for monitoring and operating HG Series Servo Motors and MR-J4 Servo Amplifier. The HMI panel simplifies interfacing with the servo motors and amplifiers and can be configured as a gateway to other factory automation systems and devices. Also known as Graphical Operation Terminals (GOT). The GT27 HMI is part of Mitsubishi's GOT2000 Series.