1. Totally open construction for easy understanding of functions.
2. Incompressible working fluid.
3. Working pressure changeable from 0.5 to 25 kg/cm , single phase electric operation
4. Ordinary ball pen recorder.
RANGE OF EXPERIMENTS
Response at various pressures by
1. Step Input &cams at no load.
2. Response with Intertia load, and
3. Response with Viscous damping.