Arplas Systems – QCS / Weld Control Display Module (RS-232, LCD Interface)

This is a control / display interface module from Arplas Systems, likely part of their QCS (Quality Certification System) or weld process controller line. It features an LCD display, three front-panel buttons, and an RS-232 serial port for integration with welders or monitoring systems. Ideal spare / repair module for Arplas welding setups.