PRINCIPLE OF OPERATION
nWeldable strain gauges on front and back of leg
nMore accurate, less costly than bolt-on sensors (Kistler Morse etc.)
nCan use 2 or 4 legs
nOK for 6 or more legs
nH-beam, O-beam, L-beam or square section legs
nMust have at least 1500 psi stress in leg
nMinimize temperature changes for best accuracy
