PID-Controlled Negative Pressure Ink Supply System for UV Printheads

This industrial ink supply system uses PID dynamic adjustment to deliver ultra-fast, high-precision negative pressure control for UV printheads. With response times of 5ms, control accuracy of 0.01KPa, and a brushless vacuum pump rated for 30,000+ hours, it supports single or dual channels. Features include automatic leak compensation, backflow detection, alarm codes (Err1–Err3), and RS485 remote control. Compatible with major printhead brands (Epson, Ricoh, XAAR, Konica Minolta, etc.).