Generating a once-per-cycle signal for a locomotive diesel engine

摘要: A locomotive diesel engine test assembly generates a once-per-cycle signal phased to the top dead center of predetermined piston in its cylinder. crankcase door is hermetically attached so as cover camshaft located therein. An outer tube extends through and fixedly door, an inner pivotably tube. proximity sensor positioned near generally perpendicular camshaft. marker circumference detectable by once per revolution