UniTrain Course: Hydraulics

Scope of supply

• Experiment board with: Course Hydraulics and Electrohydraulics

• 2 double acting cylinders with displacement sensors

• 1 single-acting cylinder

• 2 Throttle valves

• 1 Current control valve

• 1 Return valve

• 1 double check valve

• 1 4/2 directional control valve

• 1 4/3 directional control valve

• 1 2/2 directional control valve

• 1 manually operated 4/3 way valve

• 3 pressure sensors

• 2 pressure check valve

• 1 time relay delayed on

• 1 time relay delayed off

• 2 displacement sensor for double acting cylinder

• Relays and control and monitoring components for construction of control circuits

• Virtual relays and control and monitoring components for construction of control circuits as part of the course software

• Integrated microcontroller for measurement and control

• Labsoft-Browser and courseware

Training aims

• Basics of hydraulics / electro-hydraulics

• Hydraulic and electrical circuit diagrams

• Single and double acting cylinders

• Displacement of a cylinder using a push button

• Displacement of a cylinder by self-locking

• Limit switch as a normally closed contactor

• Feed control with starting conditions
• Start interlock with arbitrary intermediate stopping
• Pressure-dependent control
• Mechanical interlocking of button contacts
• Electrical interlocking of button contacts
• Rapid feed/traverse control
• Time-dependent control
• Recording displacement-time diagrams

• Course duration: approx. 8 h