The Z70J ABS part is a main board made by Kradex. It is designed to be used in a range of applications including heating, ventilation, air-conditioning, and control systems, providing reliable control options and data communication. The board's main features include an ATmega128 controller, integrated Ethernet interface port, LCD display, 4-20mA current loop outputs, three 1-Wire communication channels and software development kits. Additionally, the board provides a range of I/O options such as analog inputs and digital inputs/outputs, making it a versatile solution for automation applications.