The ProLine PL1001 Total Counter is a 2-row, 8-position 7-segment display perfect for real-time counting and displaying Rate on your production lines. Simple and affordable. The Total Counter With Rate comes complete with power supply and diffuse sensor with a 2" fixed sensing range and 3m cable. This solution can be used on most any production line moving products. Other sensor types, cable extensions, and universal sensor mounting are available. Mounting hole dimension is 4.625" center to center. Product dimensions 5.00" x 2.845" x 1.0"