ezLCD-Expander Board

Boost your signal, connectivity and power options with the ezLCD I/O Expander Board Ideal for distributed control systems, point of information or signage display applications, the I/O Expander Board seamlessly connects to any ezLCD-3xx smart, touch LCD to create a fully integrated, managed display system. As an accessory to the ezLCD family, the I/O Expander Board provides engineers multiple options for power, interface, number of I/O ports, signal distance, and utilization of audio feedback. Interface options include: RS-232 and RS-485. RS-232 delivers signal strength up to 50', and RS-485 multi-drop connectivity distances of over one mile! When connected to any ezLCD-3xx product, the I/O Expander Board: Expands the power input range from 4.5v to 50v AC or DC Expands interface options by providing RS-485 (half and full duplex) and RS-232 Delivers RS-485 multi-drop connectivity spanning over a mile, and RS-232 connectivity up to 50 feet Expands the number of I/O's to 26 - two analog, twenty-four digital Provides audio feedback via beeper