Newmark Structural Engineering Laboratory

Department of Civil and Environmental Engineering

College of Engineering

University of Illinois at Urbana-Champaign

   
 
   
         
 
 
Student Instrumentation Workshop
Machine Shop
Instrumentation
Hydraulic Equipment
      Manually Controlled Hydraulic Equip.
      Servo-Controlled Hydraulic Equip.
      Testing Machines
      Equipment Reservations
Testing Floor
Structural Testing Hardware

Servo-Controlled Hydraulic Equipment

Below is information regarding the actuators. The schematic below the table explains the notations in the table.

 
DIMENSIONS (in)
Model No. Qty. Nominal Rating Stroke Type Servovalve Capacity A1 A2 B1 B2 C D F
995 2 220/270 kip 30 Single Ended 16.5 gpm 11.75 11.75 16 16 105.2 135.2 2.38
204.81 2 100 kip 6 Double Ended 15 gpm 11 11 14 14 86 92 1.375
204.41-1 1 100 kip 20 Single Ended 15 gpm 10 5.875 12.5 8.25 77 97 1.25
204.41-2 1 100 kip 20 Single Ended 15 gpm 10 5.75 12.5 8.25 77 97 1.25
204.25 1 25 kip 6 Double Ended 15 gpm 6.75 6.75 8 8 66 72 0.531
204.25 2 25 kip 6 Double Ended 15 gpm 5.75 5.75 7.5 7.5 63 69 0.531
204.63 1 22 kip 6 Double Ended 15 gpm No Heads         ---
204.02 1 2.2 kip 6 Double Ended 15 gpm 3 3 3.5 3.5 20 26 0.531
204.11 1 2.5 kip 6 Double Ended 15 gpm 4.5 4.5 5.5 5.5     0.531
 
 
Schematic of an Actuator:
   
     
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