Campbell CM375 Manual de instrucciones Pagina 27

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CM375 Portable 10-Meter Mast
Step 3: Repeat process with the top guy cables to establish a straight mast.
Step 4: Apply further tensioning using the turnbuckles (see FIGURE 3-31).
FIGURE 3-31. Adjusting turnbuckles
Step 5: Adjust each cable turnbuckle to maintain plumb and increase cable
tension. A deflection of 3 inches when using a 4.4 pound (20 Newton)
perpendicular force, 68 inches from the duckbill anchor loop equates to 100
pounds of tension in the cables (see FIGURE 3-32).
FIGURE 3-32. Guy cables with 100 lb of tension
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