The ornamental design for a fluid controlvalveunit, as shown and described.
1. Fluid control valve unit
1.1 : Perspective
1.2 : Perspective
1.3 : Enlarged
1.4 : Enlarged
1.5 : Cross-sectional
1.6 : Cross-sectional
1.7 : Front
The broken lines show portions of the fluid control valve unit that forms no part of the claimed design.
The reproduction 1.1 shows a front, top and right perspective view of the design; the reproduction 1.2 shows a back, bottom and left perspective view of design; the reproduction 1.3 is an enlarged front view of a left side portion of the reproduction 1.1; the reproduction 1.4 is an enlarged back view of a right side portion of the reproduction 1.2; the reproduction 1.5 is an enlarged cross-sectional top view taken along the horizontal center of the portion in solid line of reproduction 1.3; the reproduction 1.6 is a cross-sectional right view taken along the vertical center of the portion in solid lines of reproduction 1.3; and the reproduction 1.7 shows a front view of the design.