Mitsubishi MELFA 4D-2CG5100-PKG-E Instruction Manual page 136

9 Detailed Explanation of Functions
(4-2)Changes to the gray-scale imagery by the color which specifies [Camera Image].
[Select Filter] CheckBox is ON, and [Test] button is clicked.
Specified color is displayed in white putting the same filter as the specified color.
9-125 Vision program detailed explanation