Calibrate the travel scale and check for 12.7 mm (1/2 inch) valve travel; apply a 1.04 bar (15 psi) signal. Reverse the signal; the plunger should move in the opposite direction with less than 0.014 bar (0.2 psi) signal change.
Calibrate the travel scale and check for 12.7mm (1/2 inch) valve travel; apply a 1.04 bar (15 psi)signal. Reverse the signal; the plunger should movein the opposite direction with less than 0.014 bar (0.2psi) signal change.