Model 12429 Dual 32 × 32 RS-422 matrix is applicable for automatic test equipment and multiple fan-out control. The matrix routes two RS-422 pairs of 32 inputs to 32 outputs. Model 12429 is a full duplex, embedded intelligent controller with crosspoint verification and RS 232C and IEEE-488 interfaces. The matrix has a front panel keypad control and LCD display. Model 12429 stores and recalls 40 configures in a rackmount design that measures 5.25 inches × 19.00 inches × 15.50 inches.