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
      Power Supplies
      Power Supplies & Signal Conditioners
      National Instruments Equipment
      Transducers
            Accelerometers
            LVDTs
            Cable Extension Transducers
            Extensometers
            Structural Health Sensors
            Load Cells
            Temposonics
            Dial Gauges
      Equipment Manuals
Hydraulic Equipment
Testing Floor
Structural Testing Hardware

Trans Tek Series 330 LVDTs

 
Specifications
 
FOR AC-AC OPERATION
Model 0334-0000 0335-0000 0337-0000
Linear Range ± in (mm) 0.1 (2.54)  0.25 (6.35) 1.0 (25.4)
Nonlinearity < ± 0.20 % max.
Overtravel Output monotonic over entire mechanical travel
Temperature Range -20°C - 80°C (-4°F - 176°F)
Temp. Coefficients Sensitivity < ± 0.01 %/°F
Sensitivity, V/in./V ± 10 % 4  2  0.5
Phase Angle ° 5
Input Impedance, ohms 480 320 355
Input Resistance, ohms DC 60 22 40
Output Resistance, ohms DC 205 210 185 
Null Voltage % V Ex. Max 0.8  1   1 
Maximum Excitation 15 VRMS
Total Length A, in (mm) 2.93 (74.4)  5.35 (1.36) 10.45 (265)
Shaft Extention B, in (mm) 0.83 (21.1)  1.22 (30.9) 2.60 (66.0)
Null Position C, in (mm) 0.15 (3.81)  0.35 (8.89) 1.15 (29.2)
Spring Force at Null, lbs 1.07  0.74  0.70
Frequency Response, Hz 45 18 
 
FOR DC-DC OPERATION
Signal Output ± 4.0    5.0
Output Current ± 3 mA without distortion    
Output Ripple 0.03    
Power Input ± 14.5 TO +- 28 VDC AT ± 100 mA max input polarity protected    
Temperature Range 0°C - 70°C (32°F - 158°F)    
Temp. Coefficients Sensitivity < ± 0.02%/°F    
 
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