D Type Material Dynamic Tester
Data Acquisition System Block Diagram
Servo-Hydraulic System Specifications e One servo-actuator
500~50,000 Kg Force (User Define)
One Hydraulic Power Package
Main pump :10~120 L/min, 210 Kg/cmoption to 310 Kg/cm’)
Motor: 3 Phase, 220 VAC, 60 Hp.(Max)
Tank: 250 L~800 Lcapacity.
Oil Filter :5 micron.
Accumulator :pressure end 1quart, return end 1 quart.option)
Cooling system:1set.
Pressure switch 1set.
Crosshead adjustment power package: separate form the main power package, provide power to adjust crosshead position and lock.
Servovalve :15~180 L/min rated flow rate, bandwidth2 50 Hz(-3 dB), resolution $ 0.5%
Fatigue type loadcell :500~50,000 Kg(5~500 KN), 0.05%FS nonlinearity, calibration error = 1%.
DC type LVDT: built-in-actuator, 50~300 mm stroke, 0.05%FS nonlinearity.
Controller and Control Interface Specifications
Control one servo-actuator
Closed-loop force and position learning control. e Loading and shaking the test article.
Servo amplifier.
DC transducer conditioner.
A/D channel :16 bits resolution, 3 LSB nonlinearity.
D/A channel :16 bits resolution, 3 LSB nonlinearity. e D/O channel : process control, crosshead position
adjustment.
Computer: 1set.
CPU: Intel Pentium Il800 or above.
RAM: 128MB.
15″ super VGA monitor, resolution 1024 x 768. Hard driver :10 GB or above.
Printer :Inkjet printer.
1.44 floppy driver.
Rack 1set.
Servo-Hydraulic System Specifications e Operation system :Microsoft Windows® 98 or
above.
Set-up test sequence database management. Fixture constant load and minor adjustment. Auto-generation sine, triangular, ramp, and square Wave,
Closed-loop learning controller, force and position control.
Real-Time data display.
Test data auto storage.
Three kinds graph zooming.
Provide force-Time, Disp.-Time, Force-Disp. Diagram.
Present tabular and graphical reports.
Report editor.
Auto Stop.
Contol safety diagnostics.
Diagram auto scale and user define.