The HP-7304 Selective Coating Machine offers the ultimate in process flexibility with four independently programmable precision atomizing valves. Unlike systems where all valves share the same parameters, the HP-7304 allows operators to assign unique coating patterns, spray widths, flow rates, and movement paths to each of the four H-905 valves—enabling complex multi-process sequences in a single pass that would otherwise require multiple machines or manual intervention. This capability is ideal for boards requiring four different coating specifications across multiple areas: fine detail coating with narrow spray in one region, broader coverage in another, different material thicknesses in others, all applied simultaneously. The manually adjustable valve spacing (50-110mm) allows physical positioning optimized for each board layout. The servo-driven motion system maintains ±0.02mm repeatability throughout, ensuring each valve delivers precisely to its programmed parameters. For advanced applications in aerospace, medical devices, and complex industrial electronics where maximum flexibility is required, the HP-7304's independent quad-valve control delivers tailored protection with unprecedented efficiency.