Load Cells & Readouts Suggested Wrap Angles Minimum: 40˚ Maximum: 180˚ Tension Sensing Roll Weight Idler Roll with a Dead Shaft and Live Roller Weight per Foot in Pounds Wall Thickness (in) Diameter (in) Steel Tubing Aluminum Tubing 3.0 3.5 4.0 5.0 6.0 7.0 8.0 10.0 12.0 14.0 3.0 3.5 4.0 5.0 6.0 7.0 8.0 10.0 12.0 14.0 .250 .375 .5 1.0 7.3 8.7 10.0 12.7 15.4 18.2 20.7 26.0 32.0 36.0 2.5 3.0 3.4 4.4 5.3 6.3 7.0 9.6 10.5 12.5 14.5 18.5 22.5 26.5 30.5 38.0 46.5 54.0 3.6 4.3 5.0 6.5 7.5 9.0 10.6 14.0 13.3 16.0 18.6 24.0 29.0 34.7 40.0 50.7 61.0 72.0 4.6 5.5 6.5 8.3 10.0 12.0 13.9 21.0 26.7 32.0 42.7 53.4 64.0 74.7 96.0 117.0 150.00 Idler Roll Weight Example Roller: 4 inch diameter, 1/2 inch wall thickness, steel tubing Shaft: 1-1/2 inch diameter, steel shaft Bearings Weight: approximately 5 lb Total Idler Roll Weight (approx) = roll weight + shaft weight + bearings weight 18.5 Total = 4' (18.6 lb/ft) + 5' (6 lb/ft) + 5 lb Total = 109.4 lb 26.0 Therefore, use this number for tension sensor sizing actual idler roll weight is not known. Weight per Foot in Pounds Diameter (in) Weight (lbs) Diameter (in) Weight (lbs) Steel Shafting .50 .75 1.0 1.25 1.5 1.75 .67 1.5 2.7 4.2 6.0 8.2 2.0 2.25 2.5 3.0 3.25 4.0 10.7 13.5 16.7 24.0 28.2 42.7 Load Cells & Readouts 53 if