The 91-00935-00 module is a microprocessor enabled display unit by Eaton Cutler-Hammer. It is an industrial module and provides a cost-effective industrial display solution that can replace the traditional operator interface panel. The display unit has a resolution of 640 x 480 pixels and it has a display frequency of 60 Hertz. It comes with the Windows XP operating system. The horizontal line frequency of the display is 31.5 kHz. The display unit is equipped with a memory option that can store messages and information in it. Furthermore, it can be expanded by using an external memory card or a PCMCIA card. The 91-00935-00 module comes with a variety of features that include NEMA approved mounting enclosures, executive firmware for easy upgrades, a battery-backed clock for easy synchronization, and others.

For internal communication and networking, the 91-00935-00 display module is equipped with RS 232 and RS 422 serial ports. By using these ports, the module can also be connected to a personal computer. The front part of the display unit has a keypad with an on-screen cancel key and a numeric keypad. The 91-00935-00 module runs with a voltage rating of 120 to 230 Volts AC. It is a single-phase device with an auto-sensing frequency of 50 to 60 Hertz. The display module has a repetitive peak current of 2.5 Amps and a peak inrush current of 25 Ampa maximum. The 91-00935-00 module should be kept far away from electrostatic discharge and heat-generating devices. The installation area should have a temperature between 0 and 50 degrees Celsius with the proper level of relative humidity. The display unit has been designed for a Pollution Degree 1 rated environment.