7 Application Instructions API 50-99 Y25 Y24 Digit indication LED X21 Add up Y27 Y26 10 3 10 2 10 1 10 0 Move to left Move to right X22 X23 Y20 Y21 Y22 Y23 1 2 4 8 X20 Minus down 7-segment display for the 4-digit set value The 4 switches are used for moving the digits and increasing/decreasing set values. DVP-PLC APPLICATION MANUAL 7-87